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  2. General Motors 54° V6 engine - Wikipedia

    en.wikipedia.org/wiki/General_Motors_54°_V6_engine

    The cylinder heads contain four valves per cylinder actuated by dual overhead camshafts which are driven by a timing belt. These engines, however, differed from many modern V6 engines in that it has a 54-degree cylinder bank angle as opposed to the more conventional 60-degree or 90-degree setup.

  3. General Motors Atlas engine - Wikipedia

    en.wikipedia.org/wiki/General_Motors_Atlas_engine

    The LLV (also called Vortec 2900) is a 2.9 L; 178.3 cu in (2,921 cc) straight-4 DOHC engine produced between 2007 and 2012, with a 95.5 mm × 102 mm (3.76 in × 4.02 in) bore and a stroke. It replaced the LK5 and produced 185 hp (138 kW) at 5,600 rpm and 190 lb⋅ft (258 N⋅m) of torque at 2,800 rpm.

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

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

    The Vortec 5700 L31 (VIN code "R") is a 5.7L V8 truck engine. It is Chevrolet's last production first-generation small-block. The cylinder heads feature combustion chambers and intake ports very similar to those of the LT1 V8, but lacking the LT1's reverse-flow cooling and higher compression.

  5. Chevrolet big-block engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_big-block_engine

    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. Heads used on the high performance 409 and 427 engines had larger ports and valves than ...

  6. List of GM engines - Wikipedia

    en.wikipedia.org/wiki/List_of_GM_engines

    1977–2013 Chevrolet 90° V6 engine (derived from the Chevrolet Small-Block" V8; now marketed as GM Vortec V6 or Vortec 4300 or EcoTec3 V6) 1979–2010 Chevrolet 60-Degree V6; 1994–2005 Opel 54-Degree L81 V6 (used in the Saturn Vue, Cadillac Catera and Saturn L series) 1995–present Suzuki H (used in several models built for GM by Suzuki)

  7. Chevrolet 153 4-cylinder engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_153_4-cylinder...

    The Vortec 3000 was manufactured in Mexico where 1992–2015 engines had a one-piece rear seal similar to the one used with the Chevrolet small-block and 90-degree V6. The flywheel bolt pattern for the later-production 3-liter does not interchange with the earlier 153 or 181 which uses the small-block and inline-six's 3.58-inch bolt-circle, and ...

  8. Chevrolet 90° V6 engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_90°_V6_engine

    Commencing with the 2014 model year, a new LV3 EcoTec3 4300, based on GM's GEN V (LT1) small-block V8, became the new base engine for the next-generation Chevrolet Silverado/GMC Sierra 1500 full-size trucks, and since 2018, it has become the new base engine for the Chevrolet Express/GMC Savana full-size vans. This aluminum block and head design ...

  9. List of GM bellhousing patterns - Wikipedia

    en.wikipedia.org/wiki/List_of_GM_bellhousing...

    Chevrolet 153 Inline 4 (Chevy II, pre-Iron-Duke - includes the Vortec 3000/181 industrial/marine crate motor) Detroit Diesel V8 6.2L and 6.5L; Duramax V8; Generation III V8s with modifications. These modifications include an additional bolt hole at the top of the pattern, and attachment points for cast oil pans to lower bellhousing extensions ...