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I recently bought an EZ-EFI throttle body fuel injection system from FAST for my ’70 Buick Skylark. I installed it according to the instructions and it started and ran pretty […]

I just purchased a ’64 Chevelle that is very close to stock. It has a 350-cubic-inch small block and a Turbo 350 that I’m happy with, so I’m thinking of improving […]

Everything I read says that the big rectangle ports for LS engines flow better than the cathedral ports. But then I know some pretty quick street cars running cathedral port […]

I want to build a mild, 350ci small-block Chevy for a ’77 Chevy pickup I’ll use as a daily driver. The trans will be a TH-350 with a stock torque […]

I’ve heard that late model engines now run much thinner rings than the older production engines. Are these thinner rings just there to improve fuel mileage or is there a […]

I was checking the timing on my small block Camaro yesterday and noticed that the timing doesn’t return to initial like it should. I set my initial timing at 14 […]

Was it possible for the 1970 big block 396 (402) Nova to come with the 10-bolt rear-end installed from the factory? I know the 12-bolt was optional for around $150 […]

I’ve got a 454 H.O. crate engine and we installed a small ProCharger centrifugal on the engine to bump the power. I thought this would work well with the engine’s […]

I have a ’69 Chevy C-10 pickup with a 383 stroker small-block and a TH350 transmission. We recently put a bigger hydraulic lifter cam and headers on the engine to […]

What is a general safe effective compression ratio on E85? The internet results in varying opinions from 13:1 up to an extreme 20:1. Jeff Smith: This is an interesting question […]