What is a GMT400?

GMT400 is the internal code name for the Chevrolet and GMC full-size pickup trucks produced from 1988 to 1998. These trucks were redesigned from the ground up with improved aerodynamics, suspension, braking, and steering systems. They were available with different engine sizes and transmissions, ranging from a 4.3-liter V6 to a 7.4-liter V8. The GMT400s …

Setting Valve Lash

The process of setting the valves on a 350 V8 Chevy engine involves the following steps: 1. Remove the valve covers to access the valves. 2. Rotate the engine to the first cylinder’s top dead center (TDC) position. You can do this by turning the crankshaft pulley bolt using a socket wrench until the timing …