L88 Cylinder Heads

Free shipping on many items | Browse your favorite brands | affordable prices. Shop with confidence. Several months later, not to mention about $8,000, I found just over 80 hp, and about 90 lb-ft. Chevy Factory Heads; Big Block Chevy Heads; Engine Quest Heads; Engine Quest 350H; Engine Quest Vortec Heads; Dart Iron Eagle & SS Heads; Ford Factory Heads; Brodix Aluminum Heads; World Products Heads; Cylinder Head Porting Services. If you checked that box on your Chevrolet Dealer Order Form, here's some of what you got. L88 Aluminum cylinder heads. The ZL1 engine is an aluminum casting of the L88 engine block and cylinder heads; and steel was used for the forged crank, connecting rods, pushrods, and camshaft. What set the car apart was a racing package that included a big block V8 with solid-lifters and Can-Am spec cylinder heads. 5:1-compression forged aluminum pistons were anchored with full-floating pins. Long Island, NY [email protected] This one (14011077) indicates a 1969–1971 rectangular-port big-valve open-chamber version for L88, L89, LS6, and. Power is sent to the rear wheels via a four-speed M-22 "Rock Crusher" manual transmission. 1979 Corvette Specifications - 1979 Corvette Spec Sheet. 462624 casting number. The L71 had cast-iron cylinder heads, while the L89 option added aluminum units. Find CHEVROLET 7. Flywheels & Flexplates. 030 all the way around if you do not know where the intake will sit then you can make good stuff in to junk i have did a lot of port work but it all at the chamber front of the valve and. Still has the original l88 valves and springs. the parts listed below were for a 454 chevy twin turbo engine and bought new for my jet boat in 1985, but never built. L88 Aluminum cylinder heads. All options are listed, including prices and quantities shipped. The Hitman BBC 12° Spread Port Head takes the guess work out of trying to find the right cylinder head for the most power. 030 all the way around if you do not know where the intake will sit then you can make good stuff in to junk i have did a lot of port work but it all at the chamber front of the valve and. Structurally, the Gen-V small-block is similar to the Gen III/IV engines, including the use of a deep-skirt cylinder block. Shop with confidence. 19 intake, 1. I heard back from one Company (Extreme CFM porting) Never heard of these guys but they said the heads won't fit because of the 3. Specifications of the L88. Corvette block $4500 April 2 1970 block plus one head plus correct crank needs work block is perfect also intake manifold. BR 7™ LS7 Compatible Series Cylinder Heads/12° BR 3™ Series LS3 Compatible Series Cylinder Heads/15° IK® Series Cylinder Heads/23° Race-Rite® Small Block Series/23° Dragon Slayer Series Cylinder Heads/23° Track 1® Series Cylinder Head/23° Head Hunter™ Series/23° 11 X. The difference in the cylinder heads would also be moot if you planned on upgrading to the Edelbrock components, but know the dished pistons in the Gen V will still result in a slightly lower static compression. 240 Available - RacingJunk Classifieds features & sells race ready Heads. Several months later, not to mention about $8,000, I found just over 80 hp, and about 90 lb-ft. Power is provided by the factory Tri-Power 427ci L71 V8, which is backed by a 4-speed manual gearbox and equipped with date-coded L88 aluminum cylinder heads. 88" exhaust or larger. Cylinder heads with oval intake ports are smaller in volume and designed for greater low-RPM torque. The ZL1 cylinder heads utilized an open chamber, and since a 12:1 compression ratio is the target, a large dome is needed on the piston. Louis Missouri plant on Sept. Aluminum Heads This is the heart of the L88 option. Forged steel connecting rods rode on special bearings, and 12. Bargain prices on 1 Aluminum Cylinder Head now!. 1969 Corvette Original Facts. The Corvette LS6 differed from the Chevelle SS 454 LS6 from the previous year not only with the lowered compression ratio, but also by the fact that the Corvette ran aluminum open chamber L88 cylinder heads to reduce the weight over the front tires. Ls Ls1 - $349. Edelbrock is the most respected name in performance. To start i can buy a set of cast iron 049 cylinder heads ( $350) that have been ported and polished, flow benched, CC'd, the 049 has 112CC combustion chamber 255 Intake and 119 exhaust ports GM Performance oval port aluminum heads (12363392) have 110 CC combustion chambers 290 intake 110 exhaust. As with any racing machine, the L88 left out the fan shroud, choke and often, the heating system. Odds are, if it is a real 69 427, with 840 heads, if it came from a Corvette it is a 427/435 3 x 2 engine, if it came from a Camaro, Chevelle, or Impala/Caprice/BelAir, it is an L-72 427/425. In 1969 there were 116 cars built with the L88 engine option. 15 L88 race option. These cylinder heads require the appropriate matching piston top to conform to the chamber shape. The window sticker price of a ZL1 optioned Corvette exceeded 10,000 dollars in 1969! Annual Production for the L88: 1967: 20. Chevrolet Big Block Cylinder Head Casting Numbers. Wisconsin engines are designed to meet the most rigorous demands placed upon them. Talked to the cam company and they told me to go to L88 stuff. sets $400 Corvette L78 L88 1969 COPO Camaro L88 Corvette block $4500. Datsun 240Z L24 Block and E88 Head Long Block Engine Motor **Please do not ask about HP numbers, these engines have not been dynoed and I can not confirm the numbers. One was a canary yellow car with sidepipers and the other was a Can-Am white t-top coupe with black ZL1 stipes. 2 liter engine was perfectly suited for Cadillac, Chevy and GMC, pickups, SUVs and Hummer H2s. Cylinder heads with oval intake ports are smaller in volume and designed for greater low-RPM torque. The 427/434 will accelerate most medium to heavy cars dramatically quicker than the common 383's on the market. I heard back from one Company (Extreme CFM porting) Never heard of these guys but they said the heads won't fit because of the 3. 1967-69 Corvette Nos 3942415/3942416 L88 Bb 7/16" Push Rods Bbc 396 402 427 454. The L88 engine option for the 427 engines comes with aluminum heads and 12. Structurally, the Gen-V small-block is similar to the Gen III/IV engines, including the use of a deep-skirt cylinder block. This and the size of the engine are vital to choosing the proper runner volume for your. Get the best deals on Vintage Car & Truck Cylinder Heads & Parts for Chevrolet when you shop the largest online selection at eBay. Talked to the cam company and they told me to go to L88 stuff. It also had a slightly higher compression ration, maybe due to the milling of cylinder heads or maybe a different gasket design. 194679S700001 through 194679S738762. Morel lifters. Refinements and new or revised components are used throughout, including a revised cooling system and all-new cylinder heads. It also had a slightly higher compression ration, maybe due to the milling of cylinder heads or maybe a different gasket design. Unused Chevrolet 427 ZL-1 Engine Block Found After 40 Years Via Craigslist The aluminum cylinder heads had 4 extra tapped holes that allowed you to better seal the head gaskets by using four. 1 or 7 exhaust port that identifies. The Chevy L88 heavy-duty 427 big-block was factory-installed in '67-'69 models, while the original all-aluminum 427ci ZL1 was an option only in late '69s, so the differences depend on which. Rectangle Port Bare Cylinder Heads Aluminum 122cc 330cc Big Block Chevy 454 Bbc. "Old school technology" still works and infact when done right will out run new technolgy and more cubes This 11:1 468 engine with GM "215" cast iron oval port heads ran a best of 10. 194679S700001 through 194679S738762. The all new 1968 Corvette sported a sweeping new design change from previous Corvettes. Technically not their own engines but rather cylinder heads that could have been bought over the counter, the round ported heads had ports so big that the pushrods passed through them in protective tubes. those were factory aluminum heads for the L88 with 107 cc closed chamber. Our L92 or L9H 6. Just out of curiousity, I've been watching the price for these heads on Ebay. Cylinder heads with oval intake ports are smaller in volume and designed for greater low-RPM torque. Find many great new & used options and get the best deals for GM 14011077 Big Block Chevy Aluminum Cylinder Heads L88 ZL1 BBC at the best online prices at eBay! Free shipping for many products!. Redlined at 6,500 rpm but capable of higher revs, the L88 engine utilized a four-bolt main cylinder block with forged internals, topped with lightweight high-flow aluminum cylinder heads that. Rebuilt 1967 Corvette 427 3904392 Aluminum Cylinder Head 435 L88 L89 67 1. The L88 427 was the ultimate expression of Chevy's production Big-Block power, combining a rigid iron cylinder block with lightweight aluminum cylinder heads. Closed combustion chambers were used with the first generation of L88 heads, and chamber size poured out at 106. The ZL1 had specifications nearly identical to the production L88 version of the 427, but featured an all-aluminum cylinder block in addition to aluminum cylinder heads, which dropped total engine weight into small-block Chevrolet territory (approx. Chevy Turn. Selling a set (pair) of aluminum L88/L89 Chevrolet Corvette Winters rectangular port cylinder heads. block has a clean front pad ready to stamp your #'s. The L88 boasted a stout 12. One was a canary yellow car with sidepipers and the other was a Can-Am white t-top coupe with black ZL1 stipes. The asking price for those is about double for what is being asked for the 074s. 19-inches and exhausts were 1. those were factory aluminum heads for the L88 with 107 cc closed chamber. This is for ONE, Good Used Original Chevy Corvette L88, (L-88), and Camaro ZL1, (ZL-1), Big Block Aluminum High Rise Square Port Intake Manifold, (GM Casting Number 3933198, GM Group Number 3. The 1 stands for the Chevrolet Motor Division. The ZL1 engine was essentially an all-aluminum version of the L88, with the aluminum cylinder block and heads offering a tremendous weight advantage for racing. RPO L89 added aluminum cylinder heads to the already potent 427 cubic in engine. 00 they are a bargain. 3 to confirm. The ZL1 engine was essentially an all-aluminum version of the L88, with the aluminum cylinder block and heads offering a tremendous weight advantage for racing. There is no mention of the other L88 package items, so it is safe to say that this is not one of the extremely-rare L88 cars, but it should offer a bit more power than a standard L71. What set this car apart was a comprehensive racing package that included the big block V8 with solid-lifters and Can-Am-spec cylinder heads. These motors are capable of making a lot of horsepower, and respond well to upgrades like turbos, superchargers, high-flow cylinder heads, intake systems, cams, and nitrous oxide. L88 snowflake heads, a mild Comp solid roller cam, Crane stud girdle, RPM AirGap intake w/gaskets and all of the lifters, pushrods and hardware for the girdle. Pearse has a hunch that the Nickey-supplied traction bars were swapped out for Lakewood units for two reasons. The most important part of your restoration. The L89 was the L71 engine equipped with aluminum cylinder heads. Big Block Cylinder Head Casting Numbers With the level of performance being the defining factor in identifying big block Chevy cylinder heads it's important to understand some very key factors in different designs. How to Choose Ford FE Engine Factory Cylinder Heads- Build Max Performance for the 332, 352, 361, 390, 406, 410, 427, and 428 Engines and How to Stroke Your Engine. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. The aluminum oval-port cylinder heads with 100cc chambers breath heavy and bring the compression up to a pump gas friendly but very aggressive 10. "L88" 427, which used aluminum cylinder heads and 12. Visit us and save. Product Details. Unlike the McLaren Can-Am team’s engines, which received their experimental linerless blocks directly from Alcoa, the ZL-1 used iron cylinder liners. Not true at all. Cylinder Heads L88 Zl1 Bbc CSI Automotive. Several months later, not to mention about $8,000, I found just over 80 hp, and about 90 lb-ft. If you look closely, you can see the Winters snowflake on the top portion of the head just above the No. RPO L89 added aluminum cylinder heads to the already potent 427 cubic in engine. 0L/427 Chevy big block Mark IV Cylinder Heads with Aluminum Cylinder Head Material and get Free Shipping on Orders Over $99 at Summit Racing!. View Details. The heads have been ported and have mild bowl work. We would like to thank everyone that has contributed to the data provided on this site. The ZL1 cylinder heads utilized an open chamber, and since a 12:1 compression ratio is the target, a large dome is needed on the piston. 3 to confirm. 5:1 compression ratio, which is unthinkable for a street engine today, so finding suitable pistons was a chore. Structurally, the Gen-V small-block is similar to the Gen III/IV engines, including the use of a deep-skirt cylinder block. More of the engines were sold as crate engines to racers. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 88 exhaust. The biggest and baddest Corvette of them all was the L88 built from 1967 to 1969. Manufacturer of high performance cylinder heads and manifolds for ford and chevy. Refinements and new or revised components are used throughout, including a revised cooling system and all-new cylinder heads. The 427 tunnel port engine is one for the books. This L89 was originally assembled from the factory at the St. ! Talk about a rare and hard to find set of heads!This is a pair ofreal dealGM closed chamber aluminum heads for a Big Block Chevy engine. this block needs no work!!!and will run at standrad bore!!!, this block is ready run at no risk. Chevy Bbc Big Block 454 320cc 115cc High Performance Aluminum Cylinder. All heads are made with A356 aluminum and are equipped with high quality components throughout. Specifications of the L88. The heads have been ported and have mild bowl work. AMC step cuts their heads to improve the head/cylinder seal by eliminating the head gasket (see section below). View Details. (L88) 427 4bbl rated at 430 hp (L71) 427 3x2 bbl rated at 435 hp (L89) 427 4bbl rated at 435 hp (aluminum head L71) The L71 engine option is a 427 with 3 x 2 barrel carburetors rated at 435 horsepower at 5800 rpm. Locate Used Chevy Aluminum Heads on sale below with the biggest option of Used Chevy Aluminum Heads anywhere online. Over a four year period, this L88 Corvette racked up victories at Daytona, Sebring, and many other venues. Chevrolet Performance Bow Tie Race Cylinder Heads are designed for monster-cubic-inch stroked big blocks to maximize their performance. The L88 boasted a stout 12. This site is for Corvette C3 enthusiasts and has lots of information pertaining to Corvettes built between 1968 and 1982. Corvette Lt1 Aluminum Cylinder Heads Cast 10128374. Find 427 Corvette Aluminum Heads on sale here with the largest selection of 427 Corvette Aluminum Heads anywhere online. he will not let me have those cylinder heads no matter how much i beg with him to let me have them. Technically not their own engines but rather cylinder heads that could have been bought over the counter, the round ported heads had ports so big that the pushrods passed through them in protective tubes. Both heads have the same casting number. • Aluminum performance cylinder head • 315cc rectangula Chevrolet Performance 19331427 - Bowtie Rectangular-Port Aluminum Bare Cylinder Head. 1:1 compression ratio. SRP’s shelf stock 427 ci open-chamber piston fits the bill precisely. 1968→1969 Chevrolet Corvette Stingray L88 Coupe. The Hitman BBC 12° Spread Port Head takes the guess work out of trying to find the right cylinder head for the most power. The biggest and baddest Corvette of them all was the L88 built from 1967 to 1969. The aluminum oval-port cylinder heads with 100cc chambers breath heavy and bring the compression up to a pump gas friendly but very aggressive 10. The high-overlap cam, 12. I heard back from one Company (Extreme CFM porting) Never heard of these guys but they said the heads won't fit because of the 3. 575 lb or 261 kg dressed). Rowley Corvette's BY THE NUMBERS contains engine suffix codes, block casting numbers, glass date codes and much more. Refinements and new or revised components are used throughout, including a revised cooling system and all-new cylinder heads. 880" 11/32" valve. I heard back from one Company (Extreme CFM porting) Never heard of these guys but they said the heads won't fit because of the 3. 1967-69 Corvette Nos 3942415/3942416 L88 Bb 7/16" Push Rods Bbc 396 402 427 454. It has all the bells and whistles and even gives us information that we didn't even ask for. 14011077 077 Big Block Chev Aluminum Cylinder Heads L88 Zl1 Winters Foundry. 14011077 077. Here is side by side comparison of 1970 455 heads. L88 Aluminum cylinder heads. Locate 427 Heads on sale below with the biggest variety of 427 Heads anywhere online. All of the rare L88 package parts, including closed chamber aluminum cylinder heads, oversize aluminum radiator, cold air induction hood, heater/defroster delete plates, and special road draft tube are correct. I am going a milder direction with Oval Ports and a Hyd roller. We are always looking for new castings numbers. These are the heads GM listed as replacement pieces for the L88 and the LS6 454. 1 or 7 exhaust port that identifies. 3 Gm Gmc Chevy Cylinder Heads 243 Casting Number Ls2 Ls6. 454 Big Block ~1968 L88 Heads & Weiland Intake ~It's going to be a Beast! ~$2495 Thank you, Michael Runnalls Agent & Owner WeBe Autos Ltd. 5:1 cylinder compression, L88 aluminum heads, and a correct L88 air cleaner assembly. The Chevy L88 heavy-duty 427 big-block was factory-installed in ’67-’69 models, while the original all-aluminum 427ci ZL1 was an option only in late ’69s, so the differences depend on which. We would like to thank everyone that has contributed to the data provided on this site. Edelbrock is the most respected name in performance. Custom grind Erson solid lifter roller camshaft. 5:1 compression ratio, which is unthinkable for a street engine today, so finding suitable pistons was a chore. Intake valves measured 2. Though most L88s were immediately modified within minutes of arrival when new, in this case the correct emission-control air pump system is present and. 0L/427 Chevy big block Mark IV Cylinder Heads with Aluminum Cylinder Head Material and get Free Shipping on Orders Over $99 at Summit Racing!. One is date coded 7-17-69 one is date coded 5-28-69. Pitt Auto Electric Company has been an authorized distributor for Wisconsin Motors, LLC industrial engines and parts for over thirty years. Pearse has a hunch that the Nickey-supplied traction bars were swapped out for Lakewood units for two reasons. Find many great new & used options and get the best deals for 69 70 71 L88/L89/LS6/ZL1 427/454 Open Chamber Aluminum Heads GM #3946074 at the best online prices at eBay!. 88 inch valves, a configuration adopted by the L88 in mid-1969. The ZL1 had specifications nearly identical to the production L88 version of the 427, but featured an all-aluminum cylinder block in addition to aluminum cylinder heads, which dropped total engine weight into small-block Chevrolet territory (approx. This is for ONE, Good Used Original Chevy Corvette L88, (L-88), and Camaro ZL1, (ZL-1), Big Block Aluminum High Rise Square Port Intake Manifold, (GM Casting Number 3933198, GM Group Number 3. What set the car apart was a racing package that included a big block V8 with solid-lifters and Can-Am spec cylinder heads. Structurally, the Gen-V small-block is similar to the Gen III/IV engines, including the use of a deep-skirt cylinder block. Ls Ls1 - $349. Numbered and dated assemblies including the engine and transmission are correct for the car. The L88 option upon ordering it automatically eliminated the heater, radio and fan shroud. Generally you get this for free because your head is not a VW casting but instead from AMC in Spain. Four-bolt main bearing caps anchored a forged, cross-drilled and nitrided crank. Chevy Factory Heads; Big Block Chevy Heads; Engine Quest Heads; Engine Quest 350H; Engine Quest Vortec Heads; Dart Iron Eagle & SS Heads; Ford Factory Heads; Brodix Aluminum Heads; World Products Heads; Cylinder Head Porting Services. 1966 - 1969 with 4 Barrel Carb (L36) (Low Compression Model) Max Brake Horsepower - 390 @ 5200 rpm Max Torque - 470. Both heads have the same casting number. Should I build a 383 or a 427/434 Stroker? Here are a few good reasons why we think the 427/434 engine is a better choice than the 383 or 406 engine. well it all been said. One of the biggest improvements on the LS3 was the move to the rectangular port cylinder heads shared with the L76/L98 engine. 265), for 1967 67 1968 68 and 1969 69 427 430HP L88 and ZL1 BBC Engine. The classic L88 427 updated for the 21st century Between 1967 and 1969, the legendary L88 was the ultimate expression of Chevy’s Big-Block power, combining a rigid iron cylinder block with lightweight aluminum cylinder heads and a single four-barrel carburetor. 3872702: '65 and '66 oval port, closed chamber, 2. This site is for Corvette C3 enthusiasts and has lots of information pertaining to Corvettes built between 1968 and 1982. Chevrolet engineered the L88 engine, above, Harry Yeaggy’s ’67, with its lighter aluminum heads for racing and the engine offered very few advantages on the street. ! Talk about a rare and hard to find set of heads!This is a pair ofreal dealGM closed chamber aluminum heads for a Big Block Chevy engine. Power is provided by the factory Tri-Power 427ci L71 V8, which is backed by a 4-speed manual gearbox and equipped with date-coded L88 aluminum cylinder heads. block, heads and injector are mounted on jegs 80064 engine cradle with wheels. The 1968 L88 engine came equipped with emission equipment. 1969-70 Chevy Chevrolet Pair Cylinder Heads Aluminum 427 396 454 Gm 3946074. 1967 - 1969 L88 Corvette Engine Specifications The following specifications come from a wide variety of resources. In 1969 there were 116 cars built with the L88 engine option. What set this car apart was a comprehensive racing package that included the big block V8 with solid-lifters and Can-Am-spec cylinder heads. 454 Big Block ~1968 L88 Heads & Weiland Intake ~It's going to be a Beast! ~$2495 Thank you, Michael Runnalls Agent & Owner WeBe Autos Ltd. One of the biggest improvements on the LS3 was the move to the rectangular port cylinder heads shared with the L76/L98 engine. 67 Dated L88 Head #392 1967 REBUILT Corvette 435 hp 3905 391 cylinder heads. Datsun 240Z L24 Block and E88 Head Long Block Engine Motor **Please do not ask about HP numbers, these engines have not been dynoed and I can not confirm the numbers. 3 Gm Gmc Chevy Cylinder Heads 243 Casting Number Ls2 Ls6. Long Island, NY [email protected] While the L71 and L88 shared the same aluminum cylinder heads, the L88 took the theme a step further by adding a Tuftrided crankshaft, 12. Since 1938, Edelbrock has manufactured its core products in the USA for quality & performance. We get a number of inquiries regarding casting numbers, engine build dates and engine assembly/suffix codes. THE VETTE NET - YOUR MODERN SOLUTION FOR ALL CORVETTE NEEDS. Numbered and dated assemblies including the engine and transmission are correct for the car. This vehicle sported a comprehensive racing package, including big block V8 with solid-lifters and special Can-Am-spec cylinder heads. Corvette block $4500 April 2 1970 block plus one head plus correct crank needs work block is perfect also intake manifold. While the L88 was in its final year for 1969, thicker connecting rods and improved cylinder heads with larger 1. C3 C4 Corvette 1968-1986 Edelbrock E-Street High Performance Aluminum Cylinder Heads - Pair-These 1968-1986 C3/C4 Corvette E-Street Cylinder Heads feature A356 aluminum castings that are heat-treated to T-6 specs for superior casting strength and qua. 5:1 cylinder compression, L88 aluminum heads, and a correct L88 air cleaner assembly. This new aluminum cylinder head is a replacement for the 1969 L88 head P/N 14011076 used on 1969 Camaro and 1968-71 Corvette vehicles. Oval port heads are best for street applications where lots of bottom-end off-the-line power is desired. 350 cylinder heads 3991492 1970 up chevy camaro/corvette posted by herxssxchevy Hello I have a pair of 350 cylinder heads for sale, they where off a working 1972 camaro and switched them out for some edelbrock alluminum heads, I dont need these anymore an. The engine is fitted with an 870 CFM carburetor on an aluminum intake manifold mated to high-flow aluminum cylinder heads. It also had a slightly higher compression ration, maybe due to the milling of cylinder heads or maybe a different gasket design. port matching is a waste of time for the street you want the intake ports smaller then the intake ports of the heads by. Browse our inventory of Heads today, while they still last!. Theses heads were purchased new in 1969 (over the counter)at a dealership in South Carolina as a replacement set. 19" intake and 1. THE VETTE NET - YOUR MODERN SOLUTION FOR ALL CORVETTE NEEDS. The L92 is an aluminum block Vortec engine that started production in 2007. All options are listed, including prices and quantities shipped. 00 they are a bargain. The modifications boosted horsepower by 5. 1968→1969 Chevrolet Corvette Stingray L88 Coupe. This #57 L88 Corvette was now the "Rebel Corvette" and IMSA was a perfect fit for this L88 Corvette as it became IMSA's first GTO Champion. Find many great new & used options and get the best deals for 69 70 71 L88/L89/LS6/ZL1 427/454 Open Chamber Aluminum Heads GM #3946074 at the best online prices at eBay!. Redlined at 6,500 rpm but capable of higher revs, the L88 engine utilized a four-bolt main cylinder block with forged internals, topped with lightweight high-flow aluminum cylinder heads that. Find great deals on eBay for l88 aluminum heads. New 5 slot functional vents on the side fenders and a fixed 31" radio antenna were also new. We get a number of inquiries regarding casting numbers, engine build dates and engine assembly/suffix codes. Cylinder heads with oval intake ports are smaller in volume and designed for greater low-RPM torque. You can find vehicles for sale on social media, in your newspaper, and especially at your local dealerships. In production form, the engine differed from Can-Am configuration. Also in 1969, Chevrolet built two “ZL1” 427 Corvette coupes. 2L L86 Features & Specifications. Unlike the McLaren Can-Am team's engines, which received their experimental linerless blocks directly from Alcoa, the ZL-1 used iron cylinder liners. More of the engines were sold as crate engines to racers. The 1 stands for the Chevrolet Motor Division. ! Talk about a rare and hard to find set of heads!This is a pair ofreal dealGM closed chamber aluminum heads for a Big Block Chevy engine. See Our Corvette Aluminum Heads In Stock Now. Since 1938, Edelbrock has manufactured its core products in the USA for quality & performance. What set this car apart was a comprehensive racing package that included the big block V8 with solid-lifters and Can-Am-spec cylinder heads. 2 Gen Iii Iv. Chevrolet engineered the L88 engine, above, Harry Yeaggy's '67, with its lighter aluminum heads for racing and the engine offered very few advantages on the street. By checking various main engine components, such as the block, intake manifold and cylinder heads, you will be able to positively identify the engine. Pistons were even higher domed than the L88s, yielding a compression ratio of 12. 265), for 1967 67 1968 68 and 1969 69 427 430HP L88 and ZL1 BBC Engine. The folks at the local car show will love it!. Oval port heads are best for street applications where lots of bottom-end off-the-line power is desired. 194679S700001 through 194679S738762. RECTANGULAR PORT - Valve size 2. 060-inch to start the project, so even if a set of NOS pistons were available they wouldn’t fit. Product Details. Refinements and new or revised components are used throughout, including a revised cooling system and all-new cylinder heads. Both heads have the same casting number. The top-dog 427 was the legendary,underrated, 430hp L88. Also in 1969, Chevrolet built two "ZL1" 427 Corvette coupes. These heads came from a L88-L 427 Corvette or 375 HP. Crate Motor Parts ‘602 Crate ‘603 Crate. On the street with closed exhausts and stock tuning specs, a 427/435 Corvette was as quick or possibly quicker than an L88. The ZL1 was an all aluminum engine block with all the L88 components including the aluminum cylinder heads. • Aluminum performance cylinder head • 315cc rectangular intake ports • Replacement head for P/N 14011076 • Machined for 2. For the past 3-4 weeks, I see another L88 head, P/N 3919842. 1969 Camaro Corvette Chevelle Nova NOS 427 ZL-1 Engine Block w/Mint Heads Intake, Entire Assembly See Description (NOS-1510) NOS 1969 Camaro ZL-1 Engine block 3956052, with mint 3946074 Aluminum cylinder heads, Mint GM 3933198 Intake manifold, n 1969 : $26,995. Bbc-oval-272. Also in 1969, Chevrolet built two “ZL1” 427 Corvette coupes. The least expensive online catalog for all your Corvette Aluminum Heads needs. With the L88 out defending Chevy's reputation on the track, another version of the 427 was needed to carry the torch on the street and in the showrooms. 00 Manfrotto 526-1 Fluid Video Head with 528XBK Tripod and Carrying Bag. block, heads and injector are mounted on jegs 80064 engine cradle with wheels. 10 Posi rear got into the high tens. Technically, the ZL-1 was a $3,010 option that consisted of an assortment of aluminum cylinder block and heads on top of the $1,032. port matching is a waste of time for the street you want the intake ports smaller then the intake ports of the heads by. This one (14011077) indicates a 1969–1971 rectangular-port big-valve open-chamber version for L88, L89, LS6, and. If you have some information you want to share with us and our visitors, stop by the Forum and leave us a post! Right now we are limiting the listings to Chevy V-8 blocks, cranks and heads. An identifying characteristic of the 1968 and 1968 L88 engines, the aluminum heads were left bare and the valve covers were chromed. Closed combustion chambers were used with the first generation of L88 heads, and chamber size poured out at 106. This head is similar to P/N 12363410 except that the intake ports are as cast, not CNC'd. • Aluminum performance cylinder head • 315cc rectangular intake ports • Replacement head for P/N 14011076 • Machined for 2. Chevy Turn Key 427 Stage 5. Some casting numbers are NOT listed as they may have been used in other models of the Chevrolet lineup but were NOT used in the Chevelle - such as the 1965 409cid heads #3830817 & #3852583 or 67 Camaro heads #3876775. 76-inch stroke. 1968 Corvette Specs “Corvette ’68… all different all over”. 1969 L88 Rebel Corvette. The ZL1 specifications were nearly identical to the production L88 version of the 427, but featured an all-aluminum cylinder block, in addition to aluminum cylinder heads, which dropped the total engine weight into small-block territory (approx. This infects the engine oil with carbon residue as well as makes your auto's innards unclean. Just out of curiousity, I've been watching the price for these heads on Ebay. This new aluminum cylinder head is a replacement for the 1969 L88 head P/N 14011076 used on 1969 Camaro and 1968-71 Corvette vehicles. C4 Corvette Aluminum Cylinder Heads Center Bolt L98 Sbc Gm Chevy 350 10088113. Some literature says all L88's had aluminum heads, but his has been proven as untrue when the engine was installed in something other than a corvette (there were COPO L88 Camaro's and Chevelles). 1967 corvette Z28 fuelie heads 202 valves fresh 327 302 I Sept 66 dates 1967 Jan. Heads were on a correct l88 corvette for a very short period of time. The Complete History of Chevy Big-Block Engines The Family Tree Unlike lesser engines, the evolution of the big-block Chevy can be traced back to a prestigious great-great-grand pappy, the high-performance 425-hp L78 396, first available in 1965 Corvettes and Chevelles. More of the engines were sold as crate engines to racers. Expect to pay a lot of money if you even find a usable pair. 35 9,440 L88 427ci, 430hp Engine $947. While the L71 and L88 shared the same aluminum cylinder heads, the L88 took the theme a step further by adding a Tuftrided crankshaft, 12. Find many great new & used options and get the best deals for 69 70 71 L88/L89/LS6/ZL1 427/454 Open Chamber Aluminum Heads GM #3946074 at the best online prices at eBay!. Also in 1969, Chevrolet built two "ZL1" 427 Corvette coupes. 5:1 compression ratio. Great Head Has valve seats. Several months later, not to mention about $8,000, I found just over 80 hp, and about 90 lb-ft. 1969 Chevrolet 427 Factory Aluminum Cylinder Heads,Casting #31919842,106. Driving around town no one is going to notice your upgraded cylinder heads & intake, but these are one of the best upgrades you can give a classic C3 Corvette. View Details. he will not let me have those cylinder heads no matter how much i beg with him to let me have them. Some casting numbers are NOT listed as they may have been used in other models of the Chevrolet lineup but were NOT used in the Chevelle - such as the 1965 409cid heads #3830817 & #3852583 or 67 Camaro heads #3876775. Closed combustion chambers were used with the first generation of L88 heads, and chamber size poured out at 106. Aluminum heads with casting number 3919842 were factory cylinder heads for L89 and L88 engines. In 1969 there were 116 cars built with the L88 engine option. Yet today, you don't should do that! The idling you do on today's auto burns priceless energy as well as leaves energy residue on the cylinder walls that adhere to it given that the cylinders aren't moving as quickly as they generally do. Rebuilt 1967 Corvette 427 3904392 Aluminum Cylinder Head 435 L88 L89 67 1. Production tooling was developed for the block (castings #3946052/53), cylinder heads (#3946074), and intake manifold (#3933198). These heads are a decent choice for a production head especially on a smaller displacement engine (up to 454 cid). Big Block Bbc Chevy 454 496 300cc Oval Port Aluminum Heads Assem. 1968 L88 Coupe Written by Tom Glatch The L88 Corvette burst onto the scene with victories at Daytona and Sebring in 1966 and continued at the Le Mans Trials in April 1967, where, in near-stock trim, an L88 clocked 171.