V8 and Cummins B-Series diesel inline-6 are the two oldest engines, one being a crate engine and the other being in-vehicle.

LS3 crate engines can cost between $7,000 to $13,000, depending on configuration. By default, they make 430 hp and 425 lb-ft of torque.

That’s the story of the 2025 Chevrolet Corvette ZR1’s V-8 engine. To punch out 1,064 horsepower, the LT7’s eight pistons ...