Engine – Underdrive Pulley Kits

Because of the extreme RPM ranges on Race applications, we recommend our 4″ Single Groove Power Pulley and the 7″ Billet Water Pump Pulley with Adjustable Timing Tag. On Street …

Engine – Valve to Piston Clearances

Anytime a modification is made to a cylinder head such as milling or decking, increase in valve size, larger camshaft or valve train components, it is extremely important to check …

Engine – Starter Relay Tricks

Tony from our Sales Dept. would struggle every day after work in order to get his Toyota running, no cranking or nothing. After replacing his battery, starter, and a bunch …

Engine – Desmogging Your 22R

This image provides the abbreviations and functions of each piece of smog equipment: The following images show the location of the various smog components. In the first image below, I …