The 230 always was a gutlass engine. The 250 runs much better. You might find a carb off a 292. It has a larger throat & will add a little power. What size tires are you running? 457 is geared pretty low.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing. 1972 Chevy c10 Cheyenne Super In the Gallery Forum