Community mourns worker killed at carnival in Prince Rupert, B.C.

Nasty @zippersperformance 124” motor we built with a new @horsepowerinc pipe!! #daperformancebaggers #chicagobaggers #124” #twincam #cvo #harley | DA Performance Baggers

2K views · 48 reactions | Something about a Zipper's #SLEEPER124 on a...

The cam support plate in a Twin Cam® engine not only supports the cams, it provides the manifold system used to distribute oil flow to all critical areas of the engine. It also contains oil pressure bypass valve, which is designed to redirect excess oil pressure from the manifold back into the pump. Once excess pressure is relieved, the bypass valve should close and direct all oil flow through the manifold system. Due to a number of issues, the factory parts used in this system typically do not