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Zach bent an exhaust valve and needed to pull the top off of the engine to replace the valve and gaskets. There are several reasons why you would need to pull the top off of your engine, but Zach's step by step process is universal.

Having issues fitting headers into your car/engine? This article provides helpful hints on ways to modify or add parts to make the headers fit in your specific car. Kevin W. explains his build experience with headers.

Improve speed and utilize practice time efficiently by gaining awareness of corner times.

Reference this old tire size conversion chart to equip your old car or truck with modern radial tires. Our tire fitment guide covers a variety of tire types and sizes.

Learn about thread sizing with this easy to read thread size chart!