Q&A

Q: What is the proper intake gasket installation sequence for an aluminum intake on a Chrysler 440 engine? Should it be gasket, then valley pan, another gasket, and then manifold? […]

You’ve got questions. We’ve got answers — when we work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we help a reader troubleshoot sluggish […]

Q: I have rebuilt a 1984 Suburban 4×4. I replaced the 350 with a 402 big block with 10:1 compression, and rebuilt a 700R-4 transmission with a Corvette servo. The […]

Q: I have a 1967 Camaro Rally Sport that is about 85-percent completed. The car will be a street machine with some occasional drag racing at the local track. My […]

I recently bought a FiTech Go EFI fuel injection system for my big-block Chevelle. The engine is a 468ci big-block with a mild hydraulic roller cam, a TH400, a warmed-over […]

This week in our Mailbag, the Summit Racing tech department is troubleshooting bearing-clearance measurement and engine-cranking issues in a small block Chevy. *** Q: I’m building a 350 Chevy engine and […]

Q: Last year, I rebuilt my Ford 300 cubic-inch straight-six engine. The head was shaved .010”, the valve seats were reground, and the crank resized. The block was bored and cleaned […]

I have a ’66 Chevelle with a small-block and a TKO five-speed that’s been recently upgraded with better synchros. With the trans back in the car, I’ve noticed a bad […]

Q: I have a question about engine compression. What would the following compression ratios be in terms of pounds per square inch (psi) of cylinder pressure? 8:1 compression 9:1 compression 10:1 […]

Q: I am in the process of building a 383 stroker engine for my third-gen Camaro. It should produce about 450 horsepower (the current engine’s a V6). Will the stock rear […]