General Motors has spent decades refining overhead-valve V8s while much of the industry pivoted to dual overhead cam designs, turbocharging, and downsized blocks. I set out to understand why Chevrolet ...

Chevy's small-block Vortec heads can be an engine builder's secret weapon, thanks to the improved flow and potential for ...

ANSWERBack in 1955, you (or your grandpa) might have posed a very similar question: "Why does that new-fangled small-block Chevy make more peak power and torque at a higher rpm than my trusty Flathead ...

Quality engine components are expensive. Especially the trick "hi-po" parts that are usually found reciprocating in a hot rod engine. That's why it's critical when assembling your engine that you get ...

The difference between a stroker engine and a regular engine lies primarily in the choice of crankshaft. In the case of the 383-cubic inch stroker, engine builders would modify crankshafts designed ...

Not to sound like a parody of Jerry Seinfeld here, but what's the deal with all these identical-displacement V8s from different manufacturers? We've talked about the Ford 427 vs. the Chevy 427 before, ...

When it comes to engine family branding, GM has a few different names kicking around. Some of the more notable examples include Duramax, used currently for The General’s diesel engines; Vortec, ...