Redline 11404 10W40 Motor Oil, 12 Quarts

Designed for improved fuel economy and ring seal for more power Features a thicker oil film at operating temperature than a petroleum 20W50 It is completely compatible with other conventional and synthetic motor oils A high natural viscosity index (VI) provides thicker oil film in bearings and cam The superior high temperature stability and oxidation resistance increases lubrication of hot metal compared to other synthetics