Piston rings have small gaps that allow them to expand during engine operation. If these gaps line up, fuel and gases can ...

The days of the budget-friendly crate engine have sadly disappeared. Sure, you can still find a fully assembled long-block for less than $3,000, but with cast pistons and rebuilder heads, these are ...

If you want to make a huge amount of power with an internal combustion engine, you have three tools at your disposal: big displacement, forced induction, or high rpm. But if you’re a GM engineer ...