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

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

    A clean-sheet design, the only shared components between the Gen III engines and the first two generations of the Chevrolet small-block engine are the connecting rod bearings and valve lifters. [1] However, the Gen III and Gen IV engines were designed with modularity in mind, and several engines of the two generations share a large number of ...

  3. Active Fuel Management - Wikipedia

    en.wikipedia.org/wiki/Active_Fuel_Management

    Active Fuel Management (formerly known as displacement on demand (DoD)) is a trademarked name for the automobile variable displacement technology from General Motors.It allows a V6 or V8 engine to "turn off" half of the cylinders under light-load conditions to improve fuel economy.

  4. Chevrolet small-block engine - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_small-block_engine

    The Chevrolet small-block engine refers to one of the several gasoline-powered vehicle engines manufactured by General Motors. These include: The first or second generation of non-LS Chevrolet small-block engines; The third, fourth, or fifth generation of LS-based GM engines; The Chevrolet Gemini small-block engine

  5. Chevrolet SSR - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_SSR

    The Chevrolet SSR (Super Sport Roadster) is a retro-styled retractable hardtop convertible pickup truck manufactured by Chevrolet between 2003 and 2006. The 2003 and 2004 model years used General Motors' 5.3 L 300 hp Vortec 5300 V8 . [ 2 ]

  6. 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]

  7. Chevrolet Impala - Wikipedia

    en.wikipedia.org/wiki/Chevrolet_Impala

    The Chevrolet Impala (/ ɪ m ˈ p æ l ə,-ˈ p ɑː l ə /) is a full-size car that was built by Chevrolet for model years 1958 to 1985, 1994 to 1996, and 2000 to 2020. The Impala was Chevrolet's popular flagship passenger car and was among the better-selling American-made automobiles in the United States. [7] [8]

  8. Air–fuel ratio - Wikipedia

    en.wikipedia.org/wiki/Air–fuel_ratio

    Air–fuel ratio (AFR) is the mass ratio of air to a solid, liquid, or gaseous fuel present in a combustion process. The combustion may take place in a controlled manner such as in an internal combustion engine or industrial furnace, or may result in an explosion (e.g., a dust explosion).

  9. Wankel engine - Wikipedia

    en.wikipedia.org/wiki/Wankel_engine

    It was also the only non-piston engined car to win Le Mans, which the company accomplished in 1991 with their four-rotor 787B (5.24 L or 320 cu in displacement), rated by FIA formula at 4.708 L or 287 cu in). In the C2 class, all participants had the same amount of fuel. The only exception was the unregulated C1 Category 1.