- Oil System
- Vacuum Pump
- Aerospace Components Vacuum Relief Valve
Aerospace Components Vacuum Relief Valve is crafted from billet aluminum, right here in the U.S.A. Completely adjustable from 0-25" Hg of vacuum, and designed to be used in conjunction with racing vacuum pump to maintain desired crankcase pressure. Bolts into valve cover with -12AN jam nut. Made in the U.S.A.