XP8 5W-30 | Case (12 Quarts) Big Block Chevy DBR promotes proper surface mating

DBR promotes proper surface mating during the critical break-in process and chemically assists with piston ring sealing

supercharged and turbo charged engines that call for a 5W-20 viscosity

GP-1 reduces engine wear while promoting proper piston ring seal

Can also be used in vintage race applications

ideally street-track performance vehicles with either flat tappet

XP8 5W-30 | Case (12 Quarts) Big Block Chevy DBR promotes proper surface mating12 Quart Case of XP8 5W 30 Excellent low cost drag and circle track racing oil. A high Zinc, Petroleum formula racing oil, XP8 offers low cost protection for racers who want to use non synthetic oil. Recommended applications include small block, flat tappet camshaft engines and tight clearance nitrous engines (under . 0027"). Perfect for bracket racers. Viscosity typical of 5W 30. WARNING: XP 8 Racing Oil is formulated for Extreme Racing Applications