Engine & Exhaust

Proper bearing clearance is essential when building an engine. That holds true for both your main bearings and rod bearings. We partnered with the Summit Racing team to cover the […]

Q: What is the purpose of a PCV valve? A: The PCV valve is an important part of your crankshaft ventilation system. It serves a few primary function related to […]

When Ford was developing the popular 221/260/289/302 cubic-inch small block V8 known as the “90-Degree Fairlane V-8,” it was also working on a lightweight inline six for the new compact […]

I have a 1971 Chevrolet 307 that I’ve decided to hot rod. In my search to find the best setup, I’ve had many different answers, mostly from helpful suggestions to […]

Chevrolet’s LT1 engine family evokes all kinds of emotions among Bow-Tie guys. Those in the know remember the original 350 cubic-inch LT1 introduced in 1970 was a real powerhouse with […]

Q: What is engine quench? … A: Quench is the distance between the top of the piston at TDC and the cylinder head surface. It is also called “squish” or […]

I am considering buying the basic Chevrolet 350 c.i.d. crate engine. I’ve heard lots of good things about it. I’d like to upgrade to a hydraulic roller cam at the […]

In today’s video, our friends Brian and Mike from Summit Racing will take you through the entire process of installing your completed piston, piston ring, and connecting rod assemblies into […]

I have a Camaro with a 420 c.i.d. small-block Chevy that I recently bought. We pulled the engine to freshen it and the question came up as to whether my […]

I’ve got an old, 327 c.i.d. small-block Chevy that I started to replace the heads with a better set. My problem is I’ve stripped the threads on two head bolts […]