Proflow crankcase evacuation systems reduce crankcase pressure for fewer oil leaks and an optimum piston ring seal, resulting in a better performing engine. Each system includes two chrome plated push-in breathers, check valves, weld-in 3.5" long-threaded pipe adapters, rubber breather grommets, and four hose clamps.

Proflow crankcase evacuation systems reduce crankcase pressure for fewer oil leaks and an optimum piston ring seal, resulting in a better performing engine. Each system includes two chrome plated push-in breathers, check valves, weld-in 3.5" long-threaded pipe adapters, rubber breather grommets, and four hose clamps.