Engine & Exhaust

I am tackling a 1969 Corvette. The 390 HP L36 427 was rebuilt but now needs to go to a 0.060-inch overbore. My buddy and I have been considering building a 454 […]

Setting valve lash on an engine with a mechanical cam is a necessary evil. Most pro engine builders will tell you the lash on a race car should be checked […]

It’s the classic rhetorical question: “How high is up?” Luckily, finding Top Dead Center (TDC) in an engine is far less taxing from a theoretical standpoint. TDC refers to the […]

Many exhaust systems are basically plug and play—line up the pipes, clamp ‘em together, and everything more or less fits. But what if you have an oddball combination or a […]

I want to build a 350 Chevy with iron heads and a 10.0:1 compression ratio. Will that work on 91 octane pump premium fuel? H.C. Seemingly simple questions like this […]

Q: I’m rebuilding a Dodge 340 engine for street performance applications. How do I know if I need a high volume oil pump? A: A stock volume oil pump is […]

Q: I have a 383 stroker engine that’s making 525 horsepower and 450 foot-pounds of torque. I’m running a Trick Flow Super 23® top-end engine kit with a 9.1:1 compression […]

I’ve got a 400 cubic small block Chevy that I had the machine shop bore to 4.155. I’m collecting parts to put it back together and used some of my […]

Q. I have a Monte Carlo SS with a 305 HO engine and an automatic transmission. Unfortunately, it’s been stored in my garage for over a decade. I would love to have […]

I have a 4.030 small block Chevy with 1/16 inch rings. I have a 4.125 inch bore ring set that I’ll never use. Can I use the larger rings and […]