L79 engine heads. The short block is not sealed to .

L79 engine heads. L79 engines used a hydraulic camshaft while L76 engines used the potent "Duntov 30-30" solid lifter camshaft. Feb 24, 2010 · The L-79 has been one of my favorites. Rochester 4-barrel downdraft carburetors are used in the 300-,350- and 390-hp engines while the 400- and 435-hp power plants utilize a Holley triple 2-barrel downdraft system. Featuring a huge selection of 327 Chevy Small Block V8 parts - in stock and ready to ship today! Nov 24, 2021 · J&M Machine is a lot closer to finishing the heads on my Chevelle. The engine is at the machine shop and being assembled this next week or so The current build plan is: *oem #s matching block, . I am trying to decide whether I should build the engine similar to an L79 with domed pistons and 10. 60 (intake/exhaust) valve heads, just as the big brother L76 engines. Dec 14, 2024 · Chevy double hump heads are iconic features of some of the fastest and most memorable car engines ever. com/Chevy- Chevy SBC Assembled Aluminum Camel Double Hump 461 Cylinder Aug 5, 2015 · The previous owner of my 1962 Chevrolet Bel Air used Speed Pro camshaft, lifters and valve springs when the engine was rebuilt in 1990. 60 stainless exhaust valves. I know a lot of you guys would pull the engine and go for a complete rebuild. From the info I got from the previous owner it was a 74 Chevelle engine so it probably has a dished piston, 882 (76CC chambers) heads, and a GM 327cu in/350hp cam, which is the old 151 cam. Dec 17, 2021 · So after my disaster with my prior machinist I had to pay up and redo my heads completely except for surfacing them again. A legit, real-deal 11:1 compression ratio 327. Oct 7, 2024 · By Chuck Hanson October 7, 2024 There once was a time, believe it or not, when even the idea of the LS engine platform hadn’t yet been conceived, and a seemingly endless supply of first-gen small-block Chevys fed the performance dreams of millions of performance enthusiasts. 73 gears w/4speed. 060 over. Use Speed Pro equipment, buy some Comp May 15, 2010 · Since my engine is stock numbers matching L79 327/350hp with correct camel hump heads, will these plugs protrude too far into the bore??? Are RC45 the way to go? 1968 to 1982 C3 Corvette Casting Numbers for Blocks, Heads, Intakes and Exhaust Manifolds Apr 3, 2025 · The common scenario on these Vettes is that the original engine was blown, so the local shop swapped out the blown engine for a 1967 "standard" 327 210 horse and swapped over the heads, intake and carb to make it all look "original. so my 327 is built to L79 specs, TRW 2166 pistons, 2. The top Mar 5, 2010 · C1 & C2 Corvettes - L-79 head specs - Can anyone give me the specifics of the L-79 heads? I know the valve size is 2. It will be getting non ported 1969 186 heads with 64cc We would like to show you a description here but the site won’t allow us. The goal here is to have as flat a torque curve as possible from 1500 to 5500. Peak HP was at 5,400. We are going to use Vortec heads modified for more lift and I wanted to use an L-79 cam. Chevy 327 Cylinder Heads in-stock with same-day shipping. L79 Corvettes (and Novas and Chevelles) ran well, but the L76 Corvette was truly impressive back in the day. I am using "461" camel hump heads with the 1. May 6, 2024 · Build the perfect old-school 327ci small-block Chevy engine for your street car. 5. Front head pad stamped T0506EC, rear by the distributor is B 2 5 Great looking block that has been bored. Typically, this question is asked after someone Head diameters: 300-hp-1. The 340 was a 2x4, medium valved, high compressioned engine and the 360 just had an Aug 1, 2008 · ORIGINAL GM ALUMINUM INTAKE WITH 327 350HP L 79 HYDRAULIC LIFTER ENGINE WITH 2. By contrast, GM barred C60 A/C equipment on all Sting Rays built with solid-lifter engines. Aug 1, 2025 · OEM GM L79 3782461 Cylinder Heads Small Block Chevy Camel Hump 1965-66 2. B. Pulled the body off the frame, now I'm tearing into the engine to see what kind of shape it's in after sitting for 23 years. It runs decent with the 4speed it currently has behind it. The 462 is one of the best closed chamber cylinder heads of the 1960’s Apr 19, 2012 · The L79 in '66 was available in Nova and Corvette only to the best of my memory, and the 66 Nova used a different block casting number due to the oil filter re location. It did have the same popup pistons and 11:1 compression ratio, and the same heads. MY 1963 Nova has a 1963 ish 283 in it. 02/ 1. Nov 3, 2023 · The L79/327 engines' cam was paired with 11/1 pistons, it never was intended to be a world beater, but it is still one of the best engine combinations to come out of GM. Nov 22, 2005 · C1 & C2 Corvettes - Proper heads for 66 L79? Replacement specs? - Finally giving the 66 some love after all these years. It was the replacement head for all camel hump heads starting in about 1971 or 1972. Engine has HT code. L68 427 cubic inch 400 horsepower V-8 Tri-carb engine ($305). Aug 28, 2006 · Well I run a CS179 cam in my 355 which is a L79 replacement cam. Mar 18, 2018 · I drove the car for over 15 years and put on 90,000 miles. Intake, Exhaust Port Sizes 1954 and 1955 324s' have smaller intake ports and valves than the 1956 engines. They all used flat top pistons and had the same A, B, C, heads that were used on all engines during those years. 94" intake valves. 15). I think these were built 2 weeks after my L79 and they have 1. Couple of stripped intake manifold bolts, #5 & #7 plugs fouling (replaced seals last year), compression could be better, etc. I have seen a lot of different numbers. 040 or . I recently purchased a spare bare 327 block and a set of bare 462 cylinder head with Feb 19, 2020 · C1 & C2 Corvettes - Aluminum heads on an otherwise stock L79? - I'm in the early planning stages of a new power plant for the ole 57. 1 compression for a 3rd gen camaro using the L79 or Duntov 30-30 cam, original 69 z28 intake, 650 cfm vac secondary carb. The two engines shared the same compression, big-valve heads and aluminum intake. I would like to keep a fairly stock exterior look for the engine but don't mind substituting an Sep 29, 2004 · I've seen the term a couple of times on other posts. A daily driver with a level of reliability and little Dec 9, 2006 · I wouldn't say that BUT that said, maybe JohnZ can shed more light here on this. Speed Pro CS179R camshaft (duplicate of the discontinued GM-3863151 cam used in the Chevrolet L79 engine option) Speed Pro HT-817 hydraulic lifters Speed Pro VS139R valve springs (Chevrolet Z-28 ) 2. Casting number is 3890462. Buildup Piston to Valve Interference The Olds engine your thinking of is the 65-67 400's. So there shouldn't be any piston to valve clearance problems. 02/160 are 3782461 's Date code 12-11-1964 (L-11-4). My 283 is very strong. He Dec 1, 2023 · After acquiring the 69 Malibu I discuss above, in 1998, the first engine I put in it was a 9:1 355 with GM #441 heads, stock stall, TH350, and 3. Engine parts and information for the Chevy 327 V8 such as horsepower and firing order. thanks Dec 12, 2024 · Discover the ultimate guide to Oldsmobile cylinder heads. My decision was primarily based on removing the 462 and adding the correct 291 casting keeping the engine 100% stock. with 62 to 64 cc medium valved heads and flat-top pistons. Optional motors included the 350 horsepower L79, 365 horsepower L76, and fuel-injected L84 RamJet. 6 ratio? May 23, 2013 · I am rebuilding a small journal 1966 327 engine for my 1960 corvette. Read on Dec 8, 2018 · More info: The engine is a 1969 327 originally 235 hp. Jun 8, 2021 · Learn how to identify Chevy cylinder heads on your early cast iron, late model aluminum, or aftermarket and Vortec Chevy Small Block (SBC) with our Chevy cylinder head identification guide. M. 60 but what is the the intake port volume. 94. I have a steel small journal crank 10/10 under. HOW MUCH POWER DID THESE LEGENDARY HYDRAULIC CAMMED SMALL BLOCKS REALLY Oct 28, 2023 · The L79 got the 64-cc chambered cylinder heads with the same 2. A little power pack head work, cam, springs, lifters, RPM air gap manifold, edlebrock carb, headers, MSD ignition etc. I had this intake on a L79 Build Sep 16, 2011 · The original raison d’être for the L79 was to give solid performance without a solid lifter bumpstick. 010, stock rods resized w/ ARP bolts *. The L79 was a new engine for 1965. Torqued properly and to the correct value didn't leak then and won't leak now. The foundation for our L79 tribute engine was a ’67-dated, small-journal 327 block that was a “CE” service replacement item. Sep 1, 2008 · A history of the rare Chevy V-8 engines of the 1966-1969 musclecar era with small-block and big-block Chevys including the L79, L72, L35, L34, L78, and ZL1 - Super Chevy Magazine The 327 cu-in (5. The Comp Cams 12-106-3 duplicate of the L79 camshaft was not available in 1990. The lower horsepower engines used a 1. Were going to pull the engine and drop it into a Tri5. Get the best deals for L79 327 Engine at eBay. ELgin cam and lifter are installed, New timing gear and oil pump. 5" exhaust valve. 1:1 pistons, 585-cfm 4150 series Holley four-barrel, aluminum dual-plane intake manifold (except for the fuelie), enlarged 6-quart oil pan, high-flow air cleaner unit, and big-port camel hump cylinder heads, with 2. I've had an l76 in Mar 6, 2022 · C1 & C2 Corvettes - Finally got my Trick Flow DHC heads! - Building a L79 clone for my 67. These heads have 64cc combustion chambers with new 2. The cams used in the 250HP or 300HP were pretty mild, good idle and low-end torque and maxed out at 5000RPM. In all 16 new valves, all new hardened intake and recut exhaust seats, all new guides machined for positive seals including the ones previously installed and of course May 9, 2023 · Ultimate guide to the Chevrolet/Chevy 327 engine produced from 1962-1969, including the L30, L74, L75, L76, L79, and L84 327 Engines. * The 1973 454 Corvette engine was rated at 270hp. 1966 Chevy II SS. 6 ratio in my l79 engine with having my pushrod holes elongated to accept the 1. Mostly complete heads and intake manifold are ready to go, comes with forged, crank and rods and most of the parts to assemble it. 470 inch lift range, that a L79 cam would be a decent cam for a mild street motor but after doing a little homework people that Jun 30, 2019 · C1 & C2 Corvettes - L79 With Dart Heads - I am gathering parts and planning on rebuilding my L79 engine and have a question regarding cylinder heads. First introduced Feb 7, 2006 · I am building an L79 engine, Just took to the shop yesterday, I have been doing some homework on cams, I am trying to decide if I should use the L79 cam or something different. 94 intake and usually 64 cc chambers. Mar 14, 2020 · This has been on my long list since I bought the car ('67 L79) two years. 030 over (331 ci) L79 old school SBC with the following: Nostalgia 30/30 solid lifter cam, #461 double hump fuelie heads 2. Now here is the strange thing both heads are casting 3782461 but have different design combustion chambers, my engine rebuilder says they are both 2. Can someone please criticize this new combo. 657 small journal, . 79, P/N ES179R. May 25, 2020 · Technical SBC tall port? cylinder head advice needed Discussion in ' The Hokey Ass Message Board ' started by steeltappet, May 25, 2020. 60 Jan 17, 2013 · I've been reading about the L79 version of the 327 engine and it appears to be a great street engine. All 300 and 350 horse engines in '66 used the 461 heads. The engine was rebuilt about 10 years ago. 461 and 462 heads came both ways. Also, a 3844461 intake Manifold, oil pan and timing cover are also included and are currently sealed with gaskets. When talking to Tim at Bullet he educated me on the fact the the ramps of the original L79 cam are quite slow in today's world and that he can speed it up to make the engine zippier while still using stock rocker arms. 0:1 compression like the higher-output 327s. 1968 Camaro block 327 L 79 engine. There was a standard 275-hp version and an upgraded 350-hp version. 326 water pump from Bill Mock, Information and engine specs on the Chevy 327 V8. L79 327 cubic inch 350 horsepower V-8 engine ($105). 1957 and later cylinder heads have larger coumbustion chambers and valves. . I put 1964 fuelie heads,a Weiand high rise Aluninum Manifold, a clone L79 Cam, a Holly 4160 carb 585 CFM, Muncie 4 Speed, correct Air Cleaner, a MSD ignition, and 1. 02 Intake and 1. Oct 15, 2019 · I too am doing a L79 build and the cam is one of the few areas I intend to upgrade. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Get the best deals for 327 L79 Engine at eBay. I just brought the head over to the machinist and he is going to find out what might have gone wrong. If you are building an engine with variations in heads and compression I would have to agree with doing some homework with the cam grind that would be best for what you are combining. Car is just a driver. things like heads,cam,compression,etc. Any help would be greatly appreciated. All options are listed, including prices and quantities shipped. So when you replace the cam, they become more or less equivalent. Here's what you need to know. Nov 26, 2006 · First off, what 327 engine are you talking about b/c it came in! 210, 250, 275, 300, 340, 360, 365 and 375 hp versions! THe 210 is a small valved, low compression jobber with the 250, 275 and 300 engines darn good one's b/c they are right at 10 to 1 CR. Heads are fresh rebuild also, 2. 010/. 02-inch intake valves that significantly improved airflow and power output. I already have the block, machined . What's known as the 327/350 hp was actually downgraded to 325 hp in 1967. 495 -1. 595-1. 725 in all the 427 engines. 70 ft/lbs at 2,994 RPM. heads. Peak Torque was 280. Apr 21, 2016 · I don't recall the block number for the 1968 Chevy 11 (l79) engine, but if it ultimately is ID'd as an original, it is a very sought after block. DonO May 30, 2008 · Tim, your suggestion on the engine and using the 194 heads is exactly as our engine game plan. Bob Bob, I thought all L79 350hp heads were Big Block Head ID/Codes, Casting Numbers If it's an A, B, or C head, look for the engine unit number/ID code as detailed in the Blocks section under Big Block Unit Numbers. 02 intake) aluminum intake, small Holley, a good camshaft and a bit more compression. Standard bore and stroke, this engine freely spins and is not locked up. These heads are in very good original condition. To keep it brief, after 300 miles, it broke the #6 intake rocker stud. Sep 1, 2024 · C1 & C2 Corvettes - What aluminum heads for L79? - I’d like to get a set of aluminum heads for my 67 L79 but don’t know how to tell which will be compatible with the 11:1 pistons. 68 went iron and a 750cfm Quadrajet. If have the engine rebuilt this spring/summer, I will use the same style gasket. Oct 7, 2024 · The foundation for our L79 tribute engine was a ’67-dated, small-journal 327 block that was a “CE” service replacement item. Dec 9, 2016 · C1 & C2 Corvettes - What is the difference between a 1967 L30 and L79 327 275 hp engine? - What is the difference between a 1967 L- 30 327 and 1967 L- 79 327 275hp engine? Dec 12, 2018 · Those double-hump heads are still a favorite with nostalgic enthusiasts, even with the availability of today’s better flowing aftermarket offerings. 030 over bore, NOT DECKING the block (can't lose the engine stamps--not restamping) *stock crank, turned . 02 1. The short block is not sealed to Mar 3, 2015 · Re: L79- Which Head Gasket? My 67 L79, before I gave it a valve job 25 years ago, had the tin metal shim style gasket that GM used. So did Iowa’s Tony Onstot when he bought an L79 powered 1966 Nova SS from famed engine builder and drag racer Charley Malyuke. I'm leaning hard towards an L79. Now my engine has 415 Hp with vortec heads and a 5cc dished piston, running 9. 02 valves in a double hump head but fail to unshroud the intake valves and end up making less HP then the original 1. Casting Date F 6 8 (June 6, 1968) Assembly Date June 7, 1968 in Flint, MI (V0607EP) Also included is the partial VIN I also have a set of 3947040 Heads with no accessory holes Sep 20, 2014 · If you're on a smaller budget you could build an L79 equivalent with bigger heads (2. Jul 25, 2016 · The heads were topped with the high-rise, Holley combo on the L79 (though we substituted a 750 HP for the hard-to-find 600 cfm) and the low-rise and Q-Jet on the L46. Since this head has the same intake/exhaust and cc volume, it's not known why it is listed at 245hp for 1973. Jul 12, 2020 · The old term Power pack heads were 1. Apr 13, 2001 · I will be building a 327 between 10. Some of the “CE” information on the engine pad was lost during the machining process. I'm focusing on longevity and reliability for street driving. Mar 27, 2020 · The fuelie heads which, despite what Bruce Springsteen’s Racing in the Streets may tell you, simply won’t fit on a 396 big-block, were the go-to cylinder head for small-block racers for decades. Shop Chevy 327 Engine and get Free Shipping on orders over $175 at Speedway Motors, the Racing and Rodding Specialists. Keep the 462 heads with a good valve job, 10. 02 intakes installedit that where at least the 202 comes in? Jun 27, 2015 · The L79 shared the same forged 11. I will say that '64 saw the creation of the big valve heads that only raised the prior medium valve head 327 engines just 25hp in the case of the 340hp/327 carb and Duntov cam engine to the 365hp/327 with carb, big valves, 2. 02 which is in my 68 L79 heads and they are 64 cc and I believe 170 runners. the car has 3782461 cylinder heads. Both engines received MSD distributors and long-tube headers and were treated to break-in cycles before running them in anger. 60 VALVE HEADS AND HOLLEY CARBURETOR. com. Has anyone used the Trick Flow DHCs or any others with a 62-64 cc chamber with the original L79 pistons? Mar 26, 2007 · We take a look at the 1965-1968 Chevy RPO L79 327 engine including its development, history, and yearly production in the Corvette, Chevelle, and Nova - Super Chevy Magazine Jun 10, 2016 · These were the heads used in 1965 on both the 327 - 250HP and 327 - 300HP. 1966 Oval port head; notice tapped bosses for spark plug shields. They are complete with valves, springs, and retainers. If the engine was the L79 series 327 - 350HP the heads had 2. A. What are the thoughts of putting a L79 327 in it? would it seem Dec 31, 2020 · I have read many combinations regarding cam selections for 327 engines, but none have been my exact combination. L71 427 cubic inch 435 horsepower V-8 Tri-carb engine ($437). The 327 engine has a pad on the front passenger side cylinder head. I purchased a 1965 283 stock bore block casting #3862194 as a foundation. Thanks. " The Safari Yellow color code has no relevance to the engine in the car. 5. Many people stuff 2. Shop Chevy 327 Cylinder Heads and get Free Shipping on orders over $175 at Speedway Motors, the Racing and Rodding Specialists. For that matter, what are "202 Fuely Heads"? My heads had some work on them from the previous owner with 2. Mar 1, 2010 · The L79 was essentially the solid-lifter L76 (365-hp 327) with a cam swap. 02 double hump cylinder heads. Having the heads professionally machined, rebuilt, etc. Original casting # 3858174 with a EC stamped suffix correct for L-79 327 / 350 horsepower Super Sport. 02 heads and my low end torque is fine with superior flow. Now dished or flat top pistons can change the compression ratio by as much a 1. From my readings, this engine was never installed in the full size cars but I want one for my '63 Impala. 42 gears. To add a bit more valvetrain stability, we had the heads machined for ARP screw-in studs and Comp Cams guide plates. 60 over 350 moly rings vortec heads - stock sdpc2000. Most say that only 6 L79 Novas were built in 1967. The Rock has this cam in their Engine Tech brand for $48. Something is binding. After studying for quite sometime I got lost in all the possibilities so i decided that a tried and true recipe might be my best bet. It is my first attempt at doing this but feel that i can do it with some guidance from this forum. 60 hi perf. Nov 30, 2017 · Another L79 first was the ability to accommodate factory C60 air conditioning. 02' intake and 1. I have the right balancer and timing gear cover, forged steel 327 crankshaft, 11/1 pistons and 490 intake Oct 8, 2013 · Chevy 327 with Th400 and 2. 3:1 compression ratio, 64 cc 3. would you have any advice on make etc. Aug 5, 2015 · 1. The '362' block came into use in the fall of 1965 and was used from that point for all 1966 and 1967 Chevy II 327 CID applications, including the L79. Decided to move these parts, no time in the near future for another project. The L79 engine was rated at 350 horsepower and 360 lb-ft of torque, making it one of the most potent small-block engines of its time. Aug 9, 2018 · Has anyone used the Engine Tech brand L-79 camshaft in their engine? My son and I are building a 350 for installation into his 1963 IH C1100 pickup truck. Im just asking a question regarding a engine I already have. 5" ramshorns and the 30-30 cam. 02 valve heads and Dec 10, 2018 · I'm gathering parts to build an L-79 spec 327 for my 62 post. I have tried except for the engine to keep it completely stock. Apr 9, 2025 · The L79 utilized the famous “Fuelie” cylinder heads, originally designed for fuel-injected 327 engines. Sep 18, 2007 · Over the years I've had six or more 327 engines and probably a couple dozen double-humper heads (castings 461, 462, 186, etc. 5-11/1 compression and use an l79 style "151" grind camshaft or Feb 12, 2019 · The L79 engine (327/350 HP) is identical to the L76 engine (327/365 HP) with the exception of their respective camshafts. Nay-sayers flame on. 030? out, flat top pistons, I-beam rods, correct oil pan, 3890490 intake, NOS deep groove pulleys, 3817173 factory line correct balancer, non finned for my April build date car. Oct 17, 2024 · The L79 came from the factory with many enhancements to help it produce its legendary performance, most notably the heads with generous intake ports and large (2. Get the best deals for 327 Chevy Heads at eBay. After the last machinist unfortunate work (being very nice) my new guys started from the ground up removing all the guides new and old along with all the substandard parts used previously including the spring that were causing Mar 23, 2025 · I have a L79 date code 12-10-1964 (L-10-1964) short block rebuilt . 60-inch valves as the solid-lifter engines, and it even used an exotic aluminum intake manifold and a Holley carb at first; it also had domed pistons and 11. From what I understand, the 327 L79 was offered with the 65-68 Corvettes and the 66-67 Novas [total Nova build with the L79 option was 5,487]. Specifications for the 1968 Corvette, including dimensions, electrical, capacities, engine, and features. I have a specific grind in mind, but I respect the collective experience and knowledge here so I'll throw it out to you all. So, if your C head has a stamped ID like V2023456G in figures about ¼" tall, that'd be from a 1967 400-4V, possibly a W-30. It's been brought up that the overwhelming majority of casting #3782870 blocks are from the Flint, MI. Specifications for the 1966 Corvette, including dimensions, electrical, capacities, engine, and features. I currently have a HCH suffix 327 installed in the car and I am curious what mods Oct 2, 2011 · Hi guys, This 327 engine has a compression ratio of over >10:1 and I have no experience with this high a compression ratio and making it a daily driver. Jun 14, 2008 · C3 General - correct heads for a 68 327 350hp? - what casting number heads would have been on the 68 327/350hp motors in 68 from GM?? i just picked up a rebuilt 67 327 with the camel hump 462`s the other day but i dont think these were used in 68 were they?? Oldsmobile FAQ Heads section. This is the larger valve 2. From there, it jumped 65 horsepower to the L76, and topped out with the L84 375 with fuel injection. In 1964, the Corvette’s engine roster started with the 327 putting out 250 horsepower, then continued to the L75 300. Air Fuel mixture was a May 17, 2006 · okey so my engine is in engine heaven. It is probably at 300 plus HP. They installed hydraulic lifters with roller rockers. Dec 15, 2020 · The "L-79" engine was pretty much the same as the 365 hp engine, except that it had a hydraulic cam cam, and was rated at 350 hp. Rear block # 3914678 Front block # 18L 300766 V082IME I can't find anything that confirms it's out of a Corvette or if its even a factory l79 motor. Mar 25, 2022 · I have seen some rebuilt L79 327 350 HP for sale lately. That was because the GM-3863151 camshaft used in the L79 engine option was still available from the dealerships. 02 stainless intake and new 1. They also came with 2. ROCKS! Sent from my iPhone Mar 23, 2021 · I decided to buy a good used 291 head and will have my machinist do it up to match my other head. The Red Rocket was ordered with RPO L79 – the 350hp version of the 327 cubic inch V8. "Camel hump" heads with accessory drive bolt holes in the ends of the heads, such as a 186, are functionally the same Sep 25, 2020 · This appears to be a L79 engine installed originally in a 1966 Chevy II at the Norwood, Ohio, Chevrolet plant. Specifications for the 1967 Corvette, including dimensions, electrical, capacities, engine, and features. Will double hump heads with a casting number of 3917291 work on my 327? Its an original 327/210. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Sep 10, 2024 · Chevy muscle car shoppers that year knew a good performance package and desirable power-to-weight ration when they saw it. Sep 14, 2025 · 1964 Small Block Chevy SBC 327 2. speedwaymotors. The engine ran great Jan 23, 2004 · The 67 base cylinder head carried the casting number 3890462. These heads featured larger 2. com ones corvette cam Performer intake 600 holley single corvette cam specs: This Jun 13, 2020 · I have filled out a cam recommendation on the Comp website. Standard Chevy 110lbs springs and L79 stock cam. I know modern cams will make more power, ect. Also, will they bolt right on, and do I need to change Aug 25, 2019 · I bought a engine that is supposed to be out of a 68 Vette, but I'm not sure if it is or what? It has camel hump heads, Holley 4 barrel and edelbrock intake. I would guess this was the case with other GM applications as well. Pics for the listings can be seen here Nov 19, 2023 · My L79 is obviously using 64cc 2. Mar 9, 2012 · duntov 30 30 cam replacement "hey grumpy? I want to build something similar to the old 302 Z28 engine with a 327 fuelie engine I just picked up that has 11:1 pistons and fuelie heads from a old semi wrecked corvette thats been in storage for 40 plus years, naturally Ill tear it down and put in Sep 5, 2018 · Grumpy? can i install a set of roller rockers,1. Fresh from a 30 year old GM parts collection. Which AFR heads would be a good choice for a close performance match to the orginal 64 cc camel back 202 Sep 1, 2020 · Regardless of the number on the heads you will not know if you have true L79 heads unless they have the correct number and are 2. This was the top of May 29, 2024 · The Chevy L79 327 engine Discussion in ' Off Topic Hot Rods & Customs ' started by DDDenny, May 29, 2024. I used the actual L79 cam, GM #151, that I bought from a Chevy dealer parts counter. May 17, 2021 · C3 Tech/Performance - 68 L79 questions - I have pretty much determined my engine to be a real 1968 L79 327/350- with HP suffix (A/C and P/S), built in Summer of 68 (castings are all F,G or H), 2. 02 Mar 23, 2021 · The engine originally had two pulled studs on the #2 and #4 when I got it in a not runnable state needing full rebuild. This block will be bored out to 4" 327 standard bore. 1968 2. The later heads used in 69/70 Z28's had accessory holes that the 68 didn't. 505; 350-hp – 1. I found a set of 462 castings 3890462 with date code of K256. But while the supply of early small blocks may have diminished in recent years, the legend lives on. Learn key details, specs, and tips for maintenance and upgrades in this comprehensive resource. Jun 29, 2015 · I am looking for aluminum heads for a 327. I hope this information provides value to the forum members in the future. Any thoughts? Thanks for your time, the H. BTW, the L79 had the same basic parts other than the hydraulic camshaft and different carb number. I had a 67 L79, ordered it and received it Dec 1966 and sold it in 1977, 11 years later, stolen and stripped 3 times and I put it back together each time. 4 L) small block L79 engine was the most powerful one offered in the 1967 Chevelle. 400-. 60-inch) valves. 1 year only Block Casting Number 3914678. It would not be a pre 68 Chevy 11 block because they were a quite different block, having the recessed oil filter pad as one difference. Now you 461's have a 62cc chamber. 73 gear ratio for now I have a set of Vortec heads very low miles in my garage and I was thinking since Vortec heads flow best at . and 4 Sell the 291 heads to someone restoring a 1962 Chevrolet 327/300. Some of the “CE” information on the engine pad was lost Dec 10, 2011 · Hey guys, I'm in the process of having a #s matching 327/350hp (L79) built locally for my dads 66' Vette. 60 exhaust. During the small block’s storied history, there have been a myriad of cylinder head variations, and we are often asked what heads go with what engine, and which ones offer the most performance. 3. We installed shoulder less screw in studs and since it couldn't pull them out the pushrods bent IMO. 474 lift / 308 duration cam. One stud pulled out so it was machined for a screw in stud. That casting number was introduced in 66 on the later portion of Vettes and carries over into 67 on both base and L79 engines. 60 valve 186 heads (No screw-in studs/guide plates), 151 cam, forged 11-1 pistons, forged large journal crank, long sump Feb 9, 2007 · We have a Tahiti speedboat that was built in 1966 with the 327 engine in it. 02 Heads, 11:1 STD GM pistons *** SOLD *** Updating the list with prices. The engine has 48,000+ miles and I have no problems. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Apr 24, 2016 · Believe the 327 small journal motor w/FI was 'rated' at 365 (?) The fuelie motor was rated at 375 hp, same engine, just with a Holley carb. Get the right image with this '70s-inspired project. The 462 heads were not used on Corvettes until 1967. Nov 26, 2020 · Earlier L79's used a Winters intake and a 585cfm Holley. 605 and 1. Nov 24, 2018 · I am building a new 355 sbc with Vortec heads and a l79 cam 700r4 trans stock converter and 308 hears out back and feed back on this setup would be greatly appreciated Jun 15, 2018 · C1 & C2 Corvettes - Question on AFR heads for a 327 - Anybody out there have any feed back on the AFR 220 eliminator heads in terms of HP gain? Cam recommeded (I have L79's now)? Intake/carbs? Would love to get another 50-75 on California pump gas and keep the torque band down low. 715-1. 1966 54 year old 327 bored +. 030 Feb 7, 2010 · A lot of misinformation here. I am on a budget :) ? I saw this set on flee bay Feb 20, 2010 · Hello everyone, How important is the casting number for replacing heads on a 327? I am a tad confused. 030 over 327 (332 CID) Flat top pistons Stock rods & Crank Edelbrock Performer RPM heads. ** The L79 327/350 engine was never available in the Chevelle lineup in 1966; this cylinder head was used on the 1966 L79/350 in the Chevy II/Nova and Corvette. However, as was said the L-79 engine was an 11:1 motor with the Chevy aluminum hi-rise and I believe the 461 heads. It combined the performance of the solid lifter engines with the 'street-ability' of hydraulic lifters. Okay, I'm rebuilding my born with 1966 Corvette l79 engine. 5 “ headers. No racing, no shows, just daily or weekend driving. 94 intake and 1. 6" exhaust - I believe. Yes the pulley flange on the water pump used studs with nuts to attach the clutch assembly. Feb 18, 2024 · This camshaft, combined with a set of high-flow cylinder heads and a dual-plane intake manifold, allowed the engine to produce impressive power and torque. 36 gears, #3782461 double-hump heads and L79 camshaft. Nov 13, 2007 · C1 & C2 Corvettes - 1965 327 engine differences - Was wondering what the difference was between the 327 360HP and the 327 350HP motors was? How did either of these compare with the 327 FI as far as straight line performance goes? Dec 30, 2024 · Engines: 327 cubic inch 300 horsepower four-barrel carburetor engine standard. 02/1. Engine Oil Specs & Service Intervals Oct 28, 2021 · C1 & C2 Corvettes - 327 L79 Engine Rebuild on a 66' coupe - Hello everyone, I am writing to seek assistance on a L79 engine rebuild. The assembly code is F= Flint engine plant, 05 = May, 25 = day and ZI = 350 HP Chevy II for manual transmission applications. But I think I can run a roller WHY DID EVERYONE FEAR THE 350-HP 327 IN A CHEVY II? FULL DYNO RESULTS-L46 350-HP 350 vs L79 350-HP 327 VS L82 250-HP 350. The code lists the assembly plant, date of build, and a suffix code, which is the one you are after. My Olds engine guru out here says that piston to valve clearance Jul 25, 2012 · I dont want to start a whole debate on this. Dec 1, 2002 · Read the tech article about a L79 327ci Chevrolet Engine, brought to you by the experts at Chevy High Performance Magazine Get Free Shipping on 327 Chevy Small Block V8 parts at Speedway Motors. Currently the heads are a set mis-matched pair of mid to late 70's Sep 26, 2011 · C1 & C2 Corvettes - New Heads for my L79 - I have been on the look out for some 461 or 462 heads with the right date code for my L79 F1004HT for a while now. Recommend and need rebuild before use. They have been ported to gasket match. Also the displacement of the engine will make a difference in power. Our images cover Chevrolet small blocks since 1955. basically the L79 engine. 60 valved 461 heads and a aftermarket version of the L79 cam. 64cc chambers, 195cc intake runner volume, 2. Guide to decoding 1965 Chevrolet Chevelle VIN, trim tags, engine block casting numbers, cylinder head casting numbers, transmission codes, and paint codes. The most common cars with L79 engines were 1965 Chevelles and 1966 Novas, and Jan 24, 2013 · The L79 engine in a 67 Chevelle came with these options: Open element chrome air cleaner, Holley carb, high rise aluminum intake, forged 11-1 comp ratio domed pistons, double hump heads, high lift hydraulic camshaft, chrome Chevrolet script valve covers and only available with a standard trans, engine stamping code of either EP, ER, or ES. I used the Chevrolet 3911068 valve springs in my 1962 Chevrolet 327 CI / 300 HP Bel Air, 4-speed transmission, 3. 60 Hi Performance Hump Heads 3782461 461. engine plant and supplied by Saginaw foundry while the #3858180 was done in-house at Tonawanda Engine Plant Correspondence with 1965 Chevelle L79 owners indicate that of the engines reported, most are from the Flint engine facility. 82:1 compression. Up for sale is a professionally rebuilt pair of date matched Small Block Chevy 2. Feb 28, 2020 · Chevy SBC V8 Bare Aluminum Camel Double Hump 461 Cylinder Head - https://www. Aug 11, 2023 · L79 Engine Identification/Codes Identifying an L79 is a little difficult, as GM used the same blocks for various versions of the same size engine. Last summer I took it to a very reputable engine builder in Denver and they put on double humper heads, new cam, etc, and turned it into an L79 engine. 1967 C heads had this number; 68-9's did not. 1957 and later cylinder heads will physically bolt on to 1949 to 1956 engines, but the port matchup on intake maniflolds will be off because different cylinder deck heights are used. L36 427 cubic inch 390 horsepower V-8 four-barrel carb engine ($200. 92 / 1. Chevy 327 Engine in-stock with same-day shipping. The 327 by Chevrolet was produced from 1962 to 1969. 040 over. Specs: . My question is this, the L79 cam doesnt get into its power band until 2200 rpms, my concern is that I want this to be Feb 11, 2015 · Mild street performance. 5 intake exhaust rather than Sep 1, 2007 · C1 & C2 Corvettes - L79 Engine Build Summary-- Pics, Parts and Specs - This posting is a summary of my complete L79 engine story from start to finish. The date code posted indicates 1972. Base engine was an L75 327 small-block producing 300-horsepower. Jul 6, 2025 · Matching pair of 1965 CORVETTE L79 300/325 horse power 327 CI engine # 3782461 double hump SBC heads. I will be building a 1966 small journal that is going to be either . The 492 head was never a production head. 060 over bore once it leaves the machine shop. Dec 3, 2010 · New in box L79 (327/350HP) engine components. one dated A266 and the other B196 with a F0224HT engine stamp. Jan 29, 2022 · CdnL79 Registry said: The numbers make it a 1966 327 CID Chevy II L79 engine cast Feb 11,1966. Feb 25, 2012 · The engine I CURRENTLY have in my 56 was there when I bought it years ago. Dec 3, 2023 · Hey guys, Up for your consideration is a 1968 327 L79. 327 / 350 L79 engine block engine for your Chevelle. 02 intake -set up for flat tappet. ) Today I got to looking at the 327 engine in the '68 Chevy that I bought from a little old lady who is too old to drive anymore, and after scraping the grease away at the front of the un-drilled head, I found what looked like a power-pak head but instead of having a Jul 8, 2003 · I would like to find the complete factory engine specs for a 65 chevelle 350 HP 327. 1 or 11. The heads are dated L56 & L66 (December 5, 1966 & December 6, 1966). The cylinder head numbers also match 275 HP and 350 HP Chevy II applications. The 66-67 W-30's even used that . gvjpyyz omuglxj ugzb chyknpk wwwedd dsafwpyw vzhyd ozufump qrquk tpqjqqr