RV VALVE SPRINGS Most of our rebuilds are 70-80’s V8’s. Quite often our customers want a camshaft upgrade. The so-called “RV” cam is often re- quested. The grind most everyone uses was designed for a SB Chevy using 1.5 ratio rocker arms. This same grind is offered for...

Manufacturer Shop Solution: Standard and Reverse Rotation Marine Engines – What to Look For Boats with twin engines usually turn in opposite direction so the torque reactions of the engines cancel each other out. The following four drawings show how the crankshaft and...