It's not a GMC, and it's probably a Chevy 235. HP is about 100-140 depending on who you believe and how you measure it. The head is the high compression 235 head. The '53 Corvette version produced 150 HP and 227 ft-lbs of torque with a more radical cam and triple sidedraft carbs.


Paint & Body Shop moderator
A lone amateur built the Ark. A large group of professionals built the Titanic.