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The fuel-injection system for the Vortec 8100 is nearly identical to that used on Gen III small-block engines, right down to the fuel and spark tables in the ECU. [63] GM sold the Vortec 8100 to Workhorse (now a division of Navistar), making it one of the most popular engine choices in gasoline-powered Class A motorhomes during the early 2000s.
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). These use a Chrysler custom Torqueflite 904 automatic transmission with an integral Chevrolet bellhousing.
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 ]
For 2001, the Vortec 7400 was replaced by the longer-stroke Vortec 8100 (at 496 cubic inches, this is the largest-displacement engine ever factory-marketed by Chevrolet); the engine was offered for the Express through 2002. For 2003, the engine lineup underwent a series of revisions.
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)
For 1997, GM introduced a C8500-series variant of the GMT530. [9] A Class 8 truck, the C8500 was offered with either single and tandem rear axles, taking over the role left vacant by the departure of the GMC Brigadier and General after 1988.
Among the intermediate displacements were the 283 cu in (4.6 L), 327 cu in (5.4 L), and numerous 350 cu in (5.7 L) versions. Introduced as a performance engine in 1967, the 350 went on to be employed in both high- and low-output variants across the entire Chevrolet product line.
The 1500 series came standard with the 5.3 L Vortec 5300 V8, but the 4.8 L Vortec 4800 V8 could be ordered with an option credit if so desired. 2500HD models came with the 6.0 L Vortec 6000 V8 only. All trucks had the four-speed automatic transmission with tow/haul mode. Customers could choose from either SLE or SLT Decor.