Oil Pressure Relief Valve Booster Kit Type1

NOTE: WE NO LONGER SELL THESE AS WE HAVE FOUND THE SPRINGS ARE TOO LONG AND THE PLUNGERS ARE TOO SMALL
WE CAN SUPPLY USED ORIGINAL SPRINGS AND PLUNGERS -

Installs in oil relief galley for increased oil pressure in older engines with pressure problems
Not recommended to be used on newer engines with Heavy Duty Oil Pumps!
For Dual Relief 1600 1969 on