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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 ]
In 2010, the LH8 was replaced by the LH9. The LH9 was upgraded with Variable Valve Timing (VVT) and flex-fuel capability (but not Active Fuel Management). The Vortec 5300 LH9 produces 300 hp (224 kW) at 5200 rpm and 320 lb⋅ft (434 N⋅m) at 4000 rpm. It has a displacement of 5,327 cc (5.3 L; 325.1 cu in). [58]
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.
Depending on components and computer module the Vortec 5700 produces 255 hp (190 kW) to 350 hp (261 kW) at 4600 rpm and 330 lb⋅ft (447 N⋅m) to 350 lb⋅ft (475 N⋅m) of torque at 2800 rpm. [ clarification needed ] [ citation needed ] Known as the GEN 1+, the final incarnation of the 1950s-vintage small-block ended production in 2003.
Optional from 1991 to 1993 was a Getrag 284 five-speed manual transaxle, which was also exclusive to the GM W platform and was available only with the LQ1. The electronically-controlled Hydramatic 4T60-E four-speed automatic transaxle was the alternative, used during the entire production run with the exception of the 1997 Monte Carlo Z34 and ...
Do not confuse with later AMC 2.5 L engine that uses GM small corporate pattern . Chevrolet Turbo-Thrift engine (post-1962) 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 ...
Vortec 5700, replaced by 5.3L V8 and 6.0L V8 364 cu in (6.0 L) V8 GM Generation III small-block V8: 2003–2008 (LQ4) 2010–2020 (L96) 2018–2020 (LC8) Vortec 6000, replaced 5.7L V8 and 8.1L V8 Flex-fuel capability added in 2010, and CNG/LPG (propane) option added in 2018
Chevrolet L21 (Vortec 7400) 454 cu in (7.4 L) OHV 90° 16V V8 1998-2001 Chevrolet L18 (Vortec 8100) 496 cu in (8.1 L) OHV 90° 16V V8 2001-2003 Caterpillar 3116 402 cu in (6.6 L) OHV turbocharged inline-6 Diesel 1993-2003 Caterpillar 3126 442 cu in (7.2 L) OHV turbocharged inline-6 1997-2003