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  2. General Motors LS-based small-block engine - Wikipedia

    en.wikipedia.org/wiki/General_Motors_LS-based...

    The LT4 engine is based on the same Gen 5 small block foundation as the Corvette Stingray's LT1 6.2L naturally aspirated engine, incorporating several unique features designed to support its higher output and the greater cylinder pressures created by forced induction, including: Rotocast A356T6 aluminum cylinder heads that are stronger and ...

  3. Chevrolet small-block engine (first- and second-generation)

    en.wikipedia.org/wiki/Chevrolet_small-block...

    The 1973–1974 L82 was a "performance" version of the 350 that still used the casting number 624 76cc chamber "2.02" heads but with a Rochester Quadra-jet 4bbl carburetor and dual-plane aluminum intake manifold, the earlier L46 350 hp (261 kW) 350 hydraulic-lifter cam, and 9.0:1 compression forged-aluminum pistons producing 250 hp (186 kW ...

  4. GMT800 - Wikipedia

    en.wikipedia.org/wiki/GMT800

    The 4.8 L and 5.3 L versions used iron blocks and aluminum heads, while the 1999–2000 6.0 L version used cast iron cylinder heads. The 6.6 L Duramax turbo-diesel was introduced with the 2500HD and 3500 models that debuted for 2001. An aluminum-block 5.3 L version was also used in 2005–2007 1500-series 4WD extended-cab 6.5' box trucks.

  5. Buick V8 engine - Wikipedia

    en.wikipedia.org/wiki/Buick_V8_engine

    The 322 Fireball V8 in a 1956 Buick Century. Buick's first generation V8 was offered from 1953 through 1956; it replaced the Buick straight-eight.While officially called the "Fireball V8" [1] by Buick, it became known by enthusiasts as the "Nailhead" for the unusual vertical alignment of its small-sized valves (Originally it was known to hot-rodders as the "nail valve", because the engine's ...

  6. Chevrolet big-block engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_big-block_engine

    Racing-spec cam, high-flow aluminum heads (casting #s varied by model year) and some upgraded, competition-grade parts: 12.50:1 [b] 430 hp (321 kW) [c] 1969: 1969: ZL1: Aluminum block with open chamber "3946074" aluminum heads (the early Corvette RPO engine featured a closed chamber head); cam even "hotter" than L88's; upgraded parts similar to ...

  7. Northstar engine series - Wikipedia

    en.wikipedia.org/wiki/Northstar_engine_series

    The Northstar engine is a family of high-performance 90° V engines produced by General Motors between 1993 and 2011. Regarded as GM's most technically complex engine, the original double overhead cam, four valve per cylinder, aluminum block/aluminum head V8 design was developed by Oldsmobile R&D, [citation needed] but is most associated with Cadillac's Northstar series.