Pontiac's 389 cubic-inch V8 engine was a muscle car staple in the 1960s, most famously appearing in the GTO. That's not all it was good for, though.

Up close and personal with Scott Tiemann’s personal 1965 Pontiac GTO Tri-Power 389 engine. Tom Shaw Writer Jan 10, 2014. See All 11 Photos.

The 389 cubic-inch V-8 engine hails from the Pontiac GTO and features three two-barrel carburetors that pushed the engine up to 348 horsepower back in the day. Regular 389 V-8 engines made 325 hp.