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

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

    1987 – The valve cover surfaces were changed so that the mounting lip was raised and the bolt location was moved from 4 bolts on the perimeter to 4 bolts along the centerline of the valve covers (this design debuted on the Corvette in 1986, and the Chevrolet 4.3L 90 degree V6 the year before). Also changed were the mounting angles of the two ...

  3. Chevrolet big-block engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_big-block_engine

    The Chevrolet big-block engine is a series of large-displacement, naturally-aspirated, 90°, overhead valve, gasoline-powered, V8 engines that was developed and have been produced by the Chevrolet Division of General Motors from the late 1950s until present. They have powered countless General Motors products, not just Chevrolets, and have been ...

  4. General Motors Atlas engine - Wikipedia

    en.wikipedia.org/wiki/General_Motors_Atlas_engine

    2006 LL8 (Vortec 4200) engine in 2006 Chevrolet TrailBlazer. The LL8 (or Vortec 4200), is a straight-6 gasoline engine produced from 2002 to 2009. It was the first Atlas engine, and was introduced in 2002 for the Chevrolet TrailBlazer, GMC Envoy, and Oldsmobile Bravada. The engine was also used in the Buick Rainier, Saab 9-7X, and Isuzu Ascender.

  5. General Motors Vortec engine - Wikipedia

    en.wikipedia.org/wiki/General_Motors_Vortec_engine

    Vortec is a trademarked name for a line of gasoline engines for General Motors trucks. The name first appeared in an advertisement for the 1985 model year 4.3 L V6 that used "vortex technology" to create a vortex inside the combustion chamber , creating a better air / fuel atomization. [ 1 ]

  6. List of GM bellhousing patterns - Wikipedia

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

    This was so named because it began with Chevrolet's V8 engines. Chevrolet big-block V8s; Chevrolet small-block V8s; GM Vortec 4300 90° V6; GM Iron Duke RWD inline 4 (early RWD Variants, later versions may use a FWD pattern, and have two possible starter locations) Jeep with GM Iron Duke inline 4 2.5L/151 in 3 (1980-1983).

  7. Chevrolet 90° V6 engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_90°_V6_engine

    It also replaced the 250 cu in (4.1 L) in the Chevrolet and GMC full-size trucks and full-size vans, and in 1990, it replaced the 292 cu in (4.8 Lsssdrrytgj) in the Step-Vans as the new base six-cylinder engine. 4 The 262 cu in (4.3 L) [convert: invalid option] V6 has a 4 in × 3.48 in (101.6 mm × 88.4 mm) bore and stroke, identical to the 350 ...