A heavily modified 1971 Chevrolet K10 Cheyenne Super has a GM Performance ZZ 632ci V8 engine that gives it 1,004 horsepower.
The C10 Cheyenne Super arrived as Chevrolet’s answer to buyers who wanted real truck capability with near luxury comfort.
Collectors chase the GMC Sierra Classic 454 because it captures the last gasp of big-block torque in a square-body truck.