We decided to follow along as MRL Performance builds a stout big-block engine for a pulling truck, and see what it takes to make more than 700 horsepower and 625 lb-ft of torque from a cast-iron ...

Cheap Big-Block Chevy Engine Build - $2,650 Big ... The cam supplied ... The Demon 454 belted out 490 lb-ft way down at 2,500 rpm and never produced less than 400 lb-ft. That, my friends, is why ...

Canadian truckers like their big engines, and they were, once upon a time, willing to give natural gas a serious try. Cummins’ ISX12 G 12-liter natural gas engine never caught on here because its 400 ...

Currently, Cummins Westport's ISX12 G and ISX12N are the largest displacement natural gas engines available in trucks, kicking out up to 400 hp and 1450 lb-ft of torque. The segment is otherwise ...