How much horsepower does the Avalanche 8100 have?
How much horsepower does the Avalanche 8100 have? Rated at 320 horsepower and 440 foot-pound of torque in Avalanche trim, the 8100 engine was the perfect partner for owners looking to do some heavy-duty towing and hauling. Because the Avalanche 2500 GVWR exceeded 8500 pounds, no EPA fuel-economy estimates are available for it. What kind of engine does a Chevy Avalanche have? For 2001, with little fanfare, General Motors rolled out the Vortec 8100 (GM code L18), an 8.1-liter (496 cubic-inch) V8 to replace the 7.4-liter engine. The new mill saw action on the expected pickup, van, and medium-duty truck...