Big-time street motor with Weiand electric water pump and under-car exhaust headers. In addition to the 427, a 366 cu in (6.0 L) version was produced for the commercial market. It produced 335 hp (250 kW). There is speculation over whether this engine actually put out 450 hp (336 kW) gross, or if this was a marketing oversight that was later corrected. 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On December 17, 1960, the 409 engine was announced along with the Impala SS (Super Sport) model. The engine was first used in Mickey Thompson's Z-06 Corvettes at Daytona in the 1963 Daytona 250 Miles - American Challenge Cup,[7] then in Smokey Yunick's Chevrolet 1963 Daytona 500 record-setting stock cars. ", https://en.wikipedia.org/w/index.php?title=Chevrolet_big-block_engine&oldid=1002891097, Short description is different from Wikidata, Articles needing additional references from July 2013, All articles needing additional references, Wikipedia articles needing clarification from October 2014, Articles with unsourced statements from October 2014, Articles with unsourced statements from December 2011, Articles with unsourced statements from January 2014, Creative Commons Attribution-ShareAlike License, 8.5:1, 9.0:1, 10.25:1, 11.0:1, 12.0:1, 12.5:1, 13.5:1, 4-barrel + solid-lifters, more aggressive cam and high flow cylinder heads. The 1969 ZL1 version of the 427 engine was developed primarily for Can-Am racing, where it was very successful in cars like the McLaren M8B. Entrá y conocé nuestras increíbles ofertas y promociones. The big engine would slot in above the all-new 6.6L gas V8 engine that Chevrolet just recently unveiled. More importantly, the small-block 327 V8 that had made its way under the hood of this car was replaced by a factory-correct L-71 427 CID big-block V8 with its 435-horsepower output and glorious exhaust note rumbling from the factory side pipes. 575 lb or 261 kg dressed). $19,157 MSRP † N.° DE PARTE 12568774 Racing-spec cam, high-flow aluminium heads (casting #s varied by model year) and some upgraded, competition-grade parts, Aluminium block with open chamber "3946074" aluminium heads (the early Corvette RPO engine featured a closed chamber head); cam even "hotter" than L88's; upgraded parts similar to L88's, L88-ZL1 hybrid; iron block with aluminium heads. Extant GM Documents show 50 Z11 engines were built at the GM Tonawanda Engine plant for auto production, and 20 partial engines were made for replacement/over-the-counter use. Motor V8 Chevrolet 283 $ 200.000. [24] Structural changes were carried out to the cylinder case to improve the integrity of the bores and the inlet manifold was changed to a single-piece design. Heads used on the high performance 409 and 427 engines had larger ports and valves than those used on the 348 and the base 409 passenger car and truck engines, but externally were identical to the standard units. Spent gases are sent through a dual exhaust. Cast aluminium rocker covers were fitted in place of stamped steel covers, featuring a screw-in filler cap. Both the 366 and 427 commercial versions were built with a raised-deck, four-bolt main bearing cap cylinder to accommodate an extra oil control ring on the pistons. The 366 cu in (6.0 L) Big Block V-8 gasoline engine was used only in Chevrolet medium duty trucks and in school buses. This "secret" engine was a unique design incorporating aspects of both the W-series and the mid-1965 introduced Mark IV [6] referred to in sales literature as the "Turbo-Jet V8". A "Special Turbo-Thrust" further upped the power output to 305 hp (227 kW) with a single large four-barrel carburetor. Project did not proceed.[8]. GM sold the Vortec 8100 to Workhorse (now a division of Navistar), making it one of the most popular engine choices in gas powered Class A motorhomes during the first decade of this century. Chevrolet had introduced its popular small block V8 in 1955, but needed something larger to power its medium duty trucks and the heavier cars that were on the drawing board. It has been suggested that the LS6 was nominally substantially underrated, which was a common practice of American car makers; and that the engine actually produced well over 500 hp (373 kW) as delivered from the factory. street-use, racing, etc.—are available in stock or modified configurations, as well as with increased deck height to allow for a longer stroke or more favorable rod length ratios, depending on intent, providing the ability to make engines with capacities of 632-cubic-inch (10.4 L),[33] 798-cubic-inch (13.1 L),[34] and as large as 1,005.8-cubic-inch (16.5 L).[35]. General Motors began offering a newly developed 572 cu in (9.4 L) in 1998[28] to the aftermarket via its GM Performance Parts division. In 1971, the LS-5 produced 365 hp (272 kW) and 550 lb⋅ft (746 N⋅m), and the LS-6 option came in at 425 hp (317 kW) and 575 lb⋅ft (780 N⋅m). The first version of the "Big Block" V8 Chevrolet engine, known as the W-series, was introduced in 1958. Wheel horsepower (which is obtained at the drive wheels and thus takes into account drivetrain power loss) does not equate to SAE net HP (which is horsepower at the flywheel, like SAE gross, but with all accessories included, unlike SAE gross).[17]. With a four-barrel carburetor, the base Turbo-Thrust produced 250 hp (186 kW). [2] The engine was available through mid-1965, when it was replaced by the 396 cu in (6.5 L) 375 hp (280 kW) Mark IV big-block engine. This engine has a bore and a stroke of 4.56 in × 4 3⁄8 in (115.8 mm × 111.1 mm). Motor Chevrolet 0km V8 Big Block Chevy 8lts 850 Hp+ $ 5.999.999. GM stopped installing Big Block V8s in the Silverado HD trucks when the GMT-800 series was discontinued in 2007. Gen I small-block Chevy engine. GM offered it in their Performance Parts catalog, available as multiple crate motors with horsepower ratings from 338 to 600 hp (252 to 447 kW) and torque of 470 to 567 lb⋅ft (637 to 769 N⋅m) in "Base" and "Deluxe" packages. This engine was rated at 230 net hp, 380 ft lbs net torque, and was discontinued after 1995, GM coming out with the Vortec 7400 in 1996. Drawing of an LS6 Small-Block Chevrolet engine. There were smooth running versions with hydraulic lifters suitable for powering the family station wagon, as well as rough-idling, high-revving solid lifter models usually applied to a minimally equipped, plain-looking, two-door Biscayne sedan fitted with the 425 hp (317 kW) version of the 427 - (RPO L72). The majority of V8 engines use a V-angle (the angle between the two banks of cylinders) of 90 degrees. The small-block family line was honored as one of the 10 Best Engines of the 20th Century by the automotive magazine Ward’s AutoWorld. The 502—with a 501.28 cu in (8.2 L) total displacement—had a bore and stroke of 4.466 in × 4 in (113.4 mm × 101.6 mm) and a cast iron 4-bolt main block. "The big block Chevy is one of the most raced engine platforms in motorsports. Taking a break from the Midwest dirt tracks to fight evil doers in the world, he completed a full 21 year career in the Marine Corps. In addition, a 340 hp (254 kW) version of the 409 engine was available from 1963 to 1965, with a single 4-barrel cast iron intake mounting a Rochester 4GC square-bore carburetor, and a hydraulic-lifter camshaft. The LS-7 was later offered as a crate engine from Chevrolet Performance with an officially rated power minimum of 500 hp (373 kW) Gross. It had a bore and a stroke of 3.935 in × 3.76 in (99.9 mm × 95.5 mm). Despite the fact that it was 6 cubic inches (98 cc) larger, Chevrolet continued marketing it under the popular "396" label in the smaller cars while at the same time labeling it "Turbo-Jet 400" in the full-size cars. When the Chevrolet Mark IV big-block V8, a more modern and efficient package, became available in heavy-duty truck versions of 366 CID and 427 CID, that was the end of the line for the 637 gasoline V8, and the 1,200 lb brute was discontinued for good in 1972. The $4,718 cost of the ZL1 option doubled the price of the 1969 Corvette, but resulted in a car with exceptional performance for its day. © 2017 Power Automedia. Descubrí la mejor forma de comprar online. According to the add, the big block breathes through an Edelbrock carburetor perched atop an Edelbrock aluminum intake manifold. The same engine was upped to 380 hp (283 kW) in 1962. As American automobiles grew in size and weight following the Second World War, the engines powering them had to keep pace. The combustion chamber of the W-series engine was in the upper part of the cylinder, not the head, the head having only tiny recesses for the valves. with larger drag slicks) and suggested something on the order of 495 hp (369 kW), "as installed", in that modified configuration. L-35: produced 1965–9, had 10.25:1 compression, Q-jet carburetor, forged steel (1965-7) or nodular iron (1968-9) crankshaft, hydraulic lifters, oval port closed chamber heads, and two-bolt main caps. Other important differences between the Vortec 8100 and older Big Blocks include a changed firing order (1-8-7-2-6-5-4-3), a new 18-bolt head bolt pattern, longer connecting rods, different symmetrical intake ports, different oil pan rails and the use of metric threads throughout the engine. L71 + aluminium heads; RPO L89 also applied to L78 "375 HP" 396 engine with aluminium head option. L-66: produced 1969, rare two-barrel carburetor, 9:1 compression, nodular iron crankshaft, hydraulic lifters, oval port closed chamber heads, and two-bolt main caps. L88 was rated for 430 hp (321 kW) at 5200 rpm. [29] Another version of the same engine is available as a high compression variant, codenamed ZZ572/720R Deluxe, generating a minimum of 720 hp (537 kW) on high-octane, i.e., race-gas.[30]. Chevrolet added its popular 454 big block V8 to the car's options list in 1969, and kept it there the following year when the Caprice underwent a redesign. An even more powerful version, producing 465 hp (347 kW) and 610 lb⋅ft (827 N⋅m), of the 454, then dubbed LS-7 (not to be confused with the modern, mid 2000s, 7-litre Chevrolet Corvette engine that powered the C6 Z06), was also developed. This arrangement was achieved by combining a cylinder head deck that was not perpendicular to the bore with a crowned piston, which was a novel concept in American production engines of the day. Chevrolet had introduced its popular small-block V8 in 1955, but needed something larger to power the medium-duty trucks and … The W-series was a physically massive engine when compared to the "Small Block" Chevrolet engine. Power output ranged from 340 to 550 hp (254 to 410 kW). Like the L88, the ZL1 required 103 octane (RON) (minimum) fuel, used an unshrouded radiator, and had poor low speed idle qualities - all of which made the two engines largely unsuitable for street use. It produced 385 hp (287 kW) in 1967–68 full-size cars, 390 hp (291 kW) in 1969 full-size cars and Corvettes (by exhaust system). However, it did provide a fairly reliable way to differentiate between the smaller and larger versions of the engine. The 454 EFI version was rated from 230 hp (172 kW) to 255 hp (190 kW) and from 385 lb⋅ft (522 N⋅m) to 405 lb⋅ft (549 N⋅m) of torque. Due to the new spark plug angle, the clearance provided by the distinctive scalloped valve covers of the W-series was no longer needed, and wide, rectangular covers were used. As the piston approached top dead center, the angle of the crown combined with that of the head deck to form a wedge-shaped combustion chamber with a pronounced quench area. It was designed from a "clean sheet of paper" like the 1955 265 small-block was and it … A high-rise, two-piece aluminium intake manifold and dual Carter AFB carburetors fed a 13.5:1 compression ratio to produce an under-rated 430 hp (321 kW) and 575 lb⋅ft (780 N⋅m). The valves continued to use the displaced arrangement of the W-series engine, but were also inclined so that they would open away from the combustion chamber and cylinder walls, a design feature made possible by Chevrolet's stud mounted rocker arms. For 1970, the Big-Block was expanded again, to 454 cu in (7.4 L), with a bore x stroke of 4 1⁄4 in × 4 in (108.0 mm × 101.6 mm). L-68: produced 1967–9, had 10.25:1 compression, 1996–2000 Chevrolet/GMC C/K GMT-400 platform trucks 2500 and 3500. Unfortunately, the raised deck design complicated the use of the block in racing applications, as standard intake manifolds required spacers for proper fit. The cylinder block, although more substantial in all respects, used the same cylinder bore pitch (bore spacing) of 4.84 in (123 mm) with a larger 2.75 in (70 mm) main bearing dimension, increased from the 2.5 in (63.5 mm) of the older engine (in fact, the shorter-stroke 348 and 409 crankshafts could be installed with the use of "spacer bearings" without modifying the crankshaft). Steel crank. 10036033 Small Block V8 350, 4-bolt, Goodwrench crate engine, 2-piece rear seal, 10051182 Small Block V8 2 bolt, Bow Tie block, 3.75-4.30 bore, 1-piece rear seal, 10051184 Small Block V8 4 bolt, Bow Tie, 4.00-4.160 bore, 1-piece rear seal, 10054727 Small Block V8 1986 350, 2-bolt or 4-bolt, one piece rear seal, 10066036 Small Block V8 350, 4-bolt, Goodwrench crate engine, 2-piece rear seal, 10066038 Small Block V8 1994 350, 4-bolt, Goodwrench crate engine, 2-piece rear seal, 10090511 Small Block V8 1990 350, 2-bolt, LT5, Corvette ZR1, 375hp, 10134996 Small Block V8 4-bolt, Bow Tie, aluminum, 4.125 bore, 2.65 main journals, 10199001 Small Block V8 1993-1995 350, 4-bolt, LT5, Corvette ZR1, 405hp, 10243878 Small Block V8 1996-1997 305, 2-bolt, Vortec truck, roller cam, 1-piece rear seal, 10243880 Small Block V8 1995-1999 350, 4 bolt, crate engines and ZZ4, roller cam, one piece rear seal, Chevrolet Block Identification number locations. Over the years, every American General Motors division, except Saturn, used it and its descendants in their vehicles. Un big-block (« gros bloc-moteur ») est généralement un moteur V8 de grosse cylindrée fabriqué en Amérique du Nord.Ce type de moteur est utilisé en automobile mais est aussi monté dans des pick-up, camions ou des bateaux dans ses versions « marine ». The L21 was paired with the early 4 speed Allison automatic transmission or manual transmission, depending on the application. One minor difference between the 348 and 409/427 was the location of the engine oil dipstick: it was on the driver's side on the former and the passenger's side on the latter. Chevrolet had introduced its popular small block V8 in 1955, but needed something larger to power its medium duty trucks and the heavier cars that were on the drawing board. Aunque lo más gracioso es que el V8 de 6.2 litros es un Small Block para Chevrolet. Mark IV engines saw extensive application in Chevrolet and GMC medium duty trucks, as well as in Blue Bird Corporation's All American and TC/2000 transit buses (the latter up until 1995, using a 427 with purpose-built carburetor). Bobby grew up in the heart of Illinois, becoming an avid dirt track race fan which has developed into a life long passion. Discover Chevy Performance Crate Engines from small and big block V8 to the high-performance LSX series and find options for all ... Big-Block COMPARE BIG-BLOCK ENGINES. It is an all-iron engine (block and heads) with two valves per cylinder. Some of the components were developed to enhance the engine's reliability during high RPM operation, possibly justifying the use of the description "heavy duty." Like its predecessor, the Mark IV used crowned pistons, which were castings for conventional models and impact extruded (forged), solid skirt types in high performance applications. [citation needed] The first Corvette RPO ZL1 engine package was built in late Fall 1968 and featured aluminium closed chamber heads, until sometime in 1969, when the Corvette ZL1 engine changed to having open combustion chamber aluminium cylinder heads, as the 1969 L88 had. Most discussions today about small block and big block engines refer to Chevy offerings, the similar engines from other manufacturers are interesting and just as … Shop 454 Chevy Big Block V8 Engine Mounts and Adapters parts and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. El rey de todos los motores "rata" de bloque grande, el ZZ 572/720R es el motor armado más robusto de Chevy Performance: mira imágenes, especificaciones del dinamómetro, información sobre instalación y … The engine block had 4.84-inch (123 mm) bore centers, two-bolt main bearing caps, a "side oiling" lubrication system (the main oil gallery located low on the driver's side of the crankcase), with full-flow oil filter, and interchangeable cylinder heads. Entra y conoce nuestras ofertas increíbles. LS-3: produced 1970–2, 10.25:1 (1970) or 8.5:1 (1971) compression, hydraulic lifters, nodular iron crankshaft, and two-bolt main caps. Perhaps the ultimate 427 for street applications was the 435 bhp (441 PS; 324 kW) at 5800 rpm and 460 lb⋅ft (624 N⋅m) at 4000 rpm of torque L71 version available in 1967 to 1969 Corvettes, and in the Italian Iso Grifo. It had a bore x stroke of 4.094 in × 3.760 in (104 mm × 95.5 mm),[10][11] and produced 375 bhp (380 PS; 280 kW) at 5600 rpm and 415 lb⋅ft (563 N⋅m) of torque at 3600 rpm. Power output ranged from 340 to 550 hp (254 to 410 kW),[citation needed] and torque from 455 to 690 lb⋅ft (617 to 936 N⋅m). Usado. Motor Ford big block 460 v8 com câmbio automático c6 de 3 velocidades Motor muito difícil de se achar no Brasil Conjunto mecânico em pleno funcionamento, pronto para … Just two production Corvettes (factory option at dealer) and 69 Camaros (non-dealer option from factory - COPO 9560) were built with the ZL1. Chevrolet designed this engine for use in passenger cars and light trucks. Period magazine tests of the ZL1 were quite rare due to the rarity of the engine itself. This large difference in power suggests that the OEM exhaust manifolds and exhaust system were highly restrictive in the ZL1 application, as was also the case with the similar L88. © 2020 Power Automedia. A 409 hp (305 kW) version of this engine was also available, developing 1 hp per cubic inch with a dual four-barrel aluminium intake manifold and two Carter AFB carburetors. With its relatively flat torque characteristics, the "W" engine was well-suited to propelling both the trucks and heavier cars that were in vogue in the US at the time. Blocks made of both iron and aluminium alloys, for many different purposes—e.g. Hardened valve seats further increased reliability and helped allow these engines to last much longer than the earlier versions, even without the protection previously provided by leaded fuel. High-Performance Cars tested a production line stock, but well tuned, example and recorded a 13.1 second/110 mph (180 km/h) 1⁄4 mile (402 m), which correlates quite well with the previously referenced 376 hp (280 kW) SAE Net figure. The ZL1 engine also featured a light weight aluminium water pump, a camshaft that was slightly "hotter" than the L88's, and a specially tuned aluminium intake manifold. The RPO L89 was an L71 fitted with aluminium heads. This engine had an overhead valve design with offset valves and uniquely scalloped rocker covers, giving it a distinctive appearance. Its design shared much with the L29 454, but with the addition of forged pistons and crankshaft, and coil near plug ignition. 427 cu in (7.0 L), available in 1962 and 1963. Chevrolet capitalized on the versatility of the 427 design by producing a wide variety of high-performance, "over-the-counter" engine components as well as ready-to-race "replacement" engines in shipping crates. Aside from the new cylinder head design and the reversion to a conventional 90 degree cylinder head deck angle, the Mark IV shared many dimensional and mechanical design features with the W-series engine. Dimensionally correct within reason, but not an exact reproduction. Of the three engines in this family, two of them, the 265 and the 283, have gone down in automotive history. The last L18 was manufactured in December 2009. From the 1950s through the 1970s, each GM division had its own V8 engine family. Same as 396 cu in (6.5 L) L-34. New Chevy 350 (5.7) V8 Small Block crate motor. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. The so-called Mystery Motor, known internally as the Mark II or Mark IIS, is a race-only[6] engine produced for the 1963 season. L88 had a 12.5:1 compression ratio with closed chamber heads except during the last half of 1969, when it had open chambered heads that yielded 12.0:1. Bore x stroke were both up from the 348 cu in (5.7 L) to 4.31 in × 3 1⁄2 in (109.5 mm × 88.9 mm). It was also available in the full size Impala/Caprice through model year 1976. Although all of Chevrolet’s siblings of the period (Buick, Cadillac, Oldsmobile, and Pontiac) designed their own V8s, it was the Chevrolet 350 cu in (5.7 L) small-block that became the GM corporate standard. It had a dry weight of approximately 665 pounds (302 kg), depending on the type of intake manifold and carburetion systems present. Sort By ... We have some of the lowest prices on Chevrolet Performance Parts, Chevrolet Performance Engines, and Chevrolet Performance Transmissions. The Chevrolet "Big Block" is a term for a series of large displacement V8 engines that have been developed and produced in the United States from the 1950s until 2009. Motor Completo Camaro 2010/2015 V8 6.2l Chevrolet $ 2.299.000. Chevrolet gave all 427 engines except the ZL1 a torque rating of 460 lb⋅ft (624 N⋅m). Learn how and when to remove this template message, "HowStuffWorks "Chevy 409-cid V-8 Engine Overview, "1963 Chevrolet Impala Sport Coupe 409 V-8 Turbo-fire 425-HP 4-speed close", "GM U.S. Facilities - Flint Metal Center - Plant Summary", "Mickey Thompson Z06 Mystery Motor Stingray", "Did Chevy consider Packard V8 BB Design? 2 PCS Motor Mount Kit for Chevrolet C10 V8 7.4L 454 Engine 1975-1980 (Fits: Chevrolet C10) 5 out of 5 stars (1) 1 product ratings - 2 PCS Motor Mount Kit for Chevrolet C10 V8 7.4L 454 Engine 1975-1980 [26] The "Ram Jet 502",[27] the 496 hp (370 kW) / 565 lb⋅ft (766 N⋅m) crate motor, was offered with fuel injection, and came as a turn key setup which included all the wiring and electronics needed to operate in any vehicle. Our large inventory and huge warehouses allow us to offer some of the best prices around. [5] Unlike the later, second-generation 427, it was based on the W-series 409 engine, but with a longer 3.65 in (92.7 mm) stroke. LS-1: produced 1969, 10.25:1 compression, Q-jet carburetor, oval port closed chamber heads, hydraulic lifters, nodular iron crankshaft, and two-bolt main caps. [12] The solid lifter version was capable of being operated in the upper 6000 rpm range, and when installed in the 1965 Corvette, was factory-rated at 425 hp (317 kW). The 396 cu in (6.5 L) V8 was introduced in the 1965 Corvette as the L78 option and in the Z16 Chevelle as the L37 option. Mechanical lifters and triple two-barrel carburetors brought the "Special Super Turbo-Thrust" up to 315 hp (235 kW). The engine had MPFI (multi-port fuel injection), which gave slightly more power and better fuel economy, and 2 valves per cylinder. By mid-1957, Chevrolet Engineering liked its coded "W-Motor" engine. Motor Completo Camaro 2010/2015 V8 6.2l Chevrolet 100% $ 2.781.790. Lots of detail with many parts, but no internal pieces. Vendo Motor Chevrolet V8 307,327 $ … The Vortec 8100 L18 is a big-block V8 engine primarily used as a truck engine. We've compiled some history and a massive library of parts swap knowledge into a comprehensive resource. For 1959 and 1960, high-output versions of the top two engines were produced with 320 hp (239 kW) and 335 hp (250 kW) respectively. Distributors with adjustable collars that allowed adjustments to the length of the distributor shaft also had to be used with 366 and 427 truck blocks. No satisfactory explanation was ever offered for why this change was made. It was also used in marine applications. Pero pese a que el motor está colocado en una posición innovadora, el bloque motor no es nuevo: un gigantesco V8 de 6.2 litros. The 454 big block is a true legend of an engine that has been the base for many of the fastest, highest HP builds in the history of hot rodding. Descubrí la mejor forma de comprar online. The 366 was produced only as a tall-deck engine, with a deck 0.4 in (10 mm) taller than the 396, 402, and 454 short-deck Big Blocks. Beginning in 1969, the highest performance 427 models were fitted with the new open (vs. closed) chamber cylinder heads, along with design improvements in crankshafts, connecting rods, and pistons, adopted from the Can-Am development program. We'll send you the most interesting Chevy Hardcore articles, news, car features, and videos every week. Photo from www.justanswer.com, 140029 Small Block V8 1980-1984 350, 2 bolt, 14010201 Small Block V8 1980-1984 305, 2 bolt, 14010202 Small Block V8 1980-1984 305, 2 bolt, 14010203 Small Block V8 1980-1985 305, 2 bolt, 14010207 Small Block V8 1980-1985 350, 2 bolt or 4 bolt, 14010209 Small Block V8 1980-1985 350, 4 bolt, 14010280 Small Block V8 1979-1982 267, 2 bolt, 14011148 Small Block V8 1987-1989 350, roller cam, 1-piece rear seal, 14016376 Small Block V8 1979-1982 267, 2 bolt, 14016379 Small Block V8 1977-1979 350, 2 bolt or 4 bolt, 14016381 Small Block V8 1980-1984 305, 2 bolt, 14016382 Small Block V8 1979-1984 305, 2 bolt, 14079287 Small Block V8 1986-1990 350, Truck, 14088526 Small Block V8 1987-1989 350, roller cam, 1-piece rear seal, 14088548 Small Block V8 1986-1988 350, 2 bolt or 4 bolt, 14088551 Small Block V8 1986-1987 305, 2 bolt, 1-piece rear main seal, 14093627 Small Block V8 1987-1991 305, 2 bolt, roller cam, 1-piece rear seal, 14093638 Small Block V8 1987-1995 350, 2 bolt or 4 bolt, roller or flat tappet cam, 1-piece rear seal, 14101148 Small Block V8 1987-1990 350, 4 bolt, 1-piece rear seal, 14102058 Small Block V8 1987-1991 305, 2 bolt, roller cam, 1-piece rear seal, 330817 Small Block V8 1972-1980 400, 2 bolt, 3556519 Small Block V8 1958-1961 283, 2 bolt, 355909 Small Block V8 1976-1979 305, 2 bolt, 360851 Small Block V8 1975-1976 262, 2 bolt, 361979 Small Block V8 1978-1979 305, 2 bolt, 366245 Small Block V8 1978-1979 350, 2 bolt, 3703524 Small Block V8 1955 265, 2 bolt, no oil filter, 3720991 Small Block V8 1956-1957 265, 2 bolt, 3731548 Small Block V8 1957 265, 2 bolt, no side engine mounts, 3731548 Small Block V8 1957 283, 2 bolt, no side mounts, 3737739 Small Block V8 1958-1964 283, 2 bolt, 3756519 Small Block V8 1958-1962 283, 2 bolt, 3782870 Small Block V8 1962-1967 327, 2 bolt, 3789817 Small Block V8 1962-1964 283, 2 bolt, 3789817 Blocks Small Block V8 1962-1967 327, 2 bolt, 3789935 Small Block V8 1961-1964 283, 2 bolt, 3790721 Small Block V8 1962-1964 283, 2 bolt, recessed oil filter boss, 3790721 Small Block V8 1965-1966 327, 2 bolt, recessed oil filter boss, 3791362 Small Block V8 1962-1967 327, 2 bolt, recessed oil filter boss, 3792582 Small Block V8 1964-1965 283, 2 bolt, 3794226 Small Block V8 1958-1963 283, 2 bolt, 3794460 Small Block V8 1962-1964 327, 2 bolt, 3814660 Small Block V8 1968-1969 327, 2 bolt, 3834810 Small Block V8 1964-1966 283, 2 bolt, 3834812 Small Block V8 1962-1963 283, 2 bolt, 3837739 Small Block V8 1958-1962 283, 2 bolt, 3849852 Small Block V8 1957-1966 283, 2 bolt, 3849935 Small Block V8 1965-1967 283, 2 bolt, 3858174 Small Block V8 1964-1967 327, 2 bolt, 3858180 Small Block V8 1964-1967 327, 2 bolt, 3858618 Small Block V8 1968-1976 350, 2 bolt, 3862194 Small Block V8 1965-1967 283, 2 bolt, recessed oil filter boss, 3862812 Small Block V8 1962-1964 283, 2 bolt, 3892657 Small Block V8 1967 302, 2 bolt, Camaro Z28, 3896948 Small Block V8 1966-1967 283, 2 bolt, 3914653 Small Block V8 1968-1973 307, 2 bolt, 3914678 Small Block V8 1968 302, 2 bolt, Camaro Z28, 3932371 Small Block V8 1969-1973 307, 2 bolt, 3932373 Small Block V8 1968-1973 307, 2 bolt, 3932386 Small Block V8 1969 302, 4 bolt, Camaro Z28, 3932388 Small Block V8 1969 350, 2 bolt or 4 bolt, 393288 Small Block V8 1965-1967 283, 2 bolt, 3951509 Small Block V8 1970-1971 400, 4 bolt, 3951509 Small Block V8 1974-1980 400, 2 bolt, 3951511 Small Block V8 1970-1972 400, 2 bolt or 4 bolt, 3956618 Small Block V8 1969 302, 4 bolt, Camaro Z28, 3956618 Small Block V8 1968-1969 327, 2 bolt, 3956618 Small Block V8 1969 350, 2 bolt or 4 bolt, 3959512 Small Block V8 1962-1963 327, 2 bolt, 3970010 Small Block V8 1969 302, 4 bolt, Camaro Z28.