Royal Purple HMX High Mileage Synthetic Motor Oil -10W30 - 5 Quart (Case of 3) Mastercraft Safety Black only

Black only

Aluminum Gasket

22 in Rectangular Port

This Direct Head Mount Kit also works with many SBC applications with heads that have provisions for auxiliary 3-bolt mounting

1980-1986 Chevrolet C70

Royal Purple HMX High Mileage Synthetic Motor Oil -10W30 - 5 Quart (Case of 3) Mastercraft Safety Black onlyHMX is synthetic motor oil specifically designed by Royal Purple engineers to minimize wear inside older engines and restore lost engine performance. 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