Q&A

We started our race engine after it sat all winter and the engine started running rough. We discovered a pushrod hat had punched right up through the pushrod cup. I’ve […]

I need your thoughts please. I’m installing KB157-060 (0.60 over) pistons in a 327 I’m building for a friend. The pistons have a slight dome and I’m a bit concerned […]

I have a really strong 421ci Pontiac that had been completely rebuilt for me by a professional shop that is now all wrapped in plastic in my garage. It has […]

We rebuilt a new 5.3L LS engine for our 1954 Chevy truck with a 4L60E automatic behind it. We added a performance cam and had the oil pan off to […]

I have a 1966 Nova with the 350 small block pushing about 400 horsepower with a 350 Turbo trans with the original 10-bolt rear 8.2 inch gear I was wanting […]

I have a 2003 Chevy Avalanche 5.3 LS. I want to know if I bore my 5.3L 0.030″ over could I use the same connecting rod on the new pistons? […]

I installed my new camshaft and also bought a new harmonic balancer for my 355ci small block Chevy. I installed the front cover and then bolted on my harmonic balancer […]

I’m a little confused about cylinder heads for a small block Chevy. I thought all the heads interchanged. My buddy tells me that certain late model heads don’t use the […]

I’ve noticed that many of your tech questions are about carburetors but I have an EFI question for you. When choosing fuel injector size for a supercharged engine, the BSFC […]

I just finished assembling a rebuilt Gen. IV 5.3L LS engine. I’ve deleted the AFM on this engine and I’ve tapped and plugged the stands inside the engine lifter valley. […]