Engine performance is like a complicated formula in which each individual part plays a role in the final answer. Some parts of the formula affect the final outcome more than others. The valvetrain ...

The typical four-stroke engine is made up of hundreds of parts. These parts are all designed and engineered to work together to make a prescribed amount of power, torque, engine longevity, and other ...

A.Incorrect rocker arm geometry is a common problem, however in most cases (assuming the rocker arms and other components are correct for the engine in question) it's easy to correct. According to the ...