Driven Racing Oil HR3 High Zinc Synthetic 15W-50 Quart 6 Pack

Excellent protection for supercharged, big block and looser clearance engines. Ideal for long stroke and/or high compression engines. Features storage protection additives that guard against rust and corrosion during winter storage. No ZDDP additives required. Viscosity typical of 15W-50.

Driven Racing Oils are formulated for Classic & Racing applications only. This engine oil does NOT MEET any current API or OEM Engine Oil Specifications. These engine oils are not intended for use in vehicles equipped with catalytic converters.