Royal Purple XPR Extreme Performance Racing Synthetic Motor Oil - 0W30 - 1 Quart (Set of 6) 110027 F at which point the

F at which point the internal thermostatic valve will close and force 100% of the oil through the cooler while maintaining a constant pressure system

see instruction sheet attached for the correct installation kit for your application)

Features Vintage-Style Domed Lens

Factory length for '71-'79 Oldsmobile 400-455

NHRA approved reverse lockout

Royal Purple XPR Extreme Performance Racing Synthetic Motor Oil - 0W30 - 1 Quart (Set of 6) 110027 F at which point theProduct Description: Motor Oil XPR 0W30 Synthetic 1 qt Set of 6 Royal Purples premium synthetic motor oil and synthetic lubricants have been designed to improve performance in all conditions and provide cleaner operation, better mileage and decreased oil change frequency. With options available for most automotive, industrial, marine, motorcycle and racing applications, Royal Purple is the obvious choice to maximize performance.