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29 cze 2021 · GM's LS engine platform has stolen the spotlight from nearly every other V8 motor in the company's portfolio, forging a high performance future while almost completely replacing the Vortec line-up of motors that had powered Chevrolet and GMC trucks throughout most of the '90s.
The GM 8.1L Vortec is a big block V-8 based loosely on the company's flagship 454 CID engine. The 8.1L shares the 454's 4.25 inch bore but features a longer 4.37 inch stroke length. At 496 inch cubic inches of displacement, the burly 8.1L Vortec is rated between 320 to 340 horsepower and 440 to 455 lb-ft of torque, depending on the model year.
20 sty 2024 · The result was 340 horsepower and 455 lb-ft of torque under the hood of 2500/3500 trucks and 2500 chassis Avalanches, Yukons, and Suburbans. With its low-RPM start for the torque (1,200 RPM) and ...
16 lut 2024 · The Chevy 8.1 liter engine is a V8 engine that features a displacement of 8.1 liters or 496 cubic inches. It is a gasoline-powered engine that was introduced by General Motors in 2001 and was primarily used in heavy-duty trucks and recreational vehicles.
25 lip 2022 · The big 496 cubic inch 8.1L engine produced 340hp and 455lb-ft. of torque in truck applications but was capable of a lot more. While it was predominantly used in the 2500HD/3500HD trucks and suburbans it was also used in a number of commercial trucks, industrial vehicles, and RV’s.
29 lis 2021 · Weighing in at almost 800lbs and strong enough to pull houses off their foundation, the RPO L18 Vortec 8100 8.1L 496 CID Chevy Big Block Engine was installed in 3/4 and 1 ton Chevy and GMC...
20 maj 2023 · Learn about the GM & Chevy Vortec 8100 8.1L big-block V8 engine. Currently we have detailed, well-researched articles including the ultimate 8.1 Vortec engine guide and common 8.1L Vortec engine problems .
