C4 Corvette 1984-1996 ZR-1 LT5 dry sump HR1 15W50 Conventional Change Kit

The legendary LT5 demands serious oil. HR1 15W50 is built for dry sump systems, delivering high film strength and load protection under extreme performance conditions.

Highlights:

• Formulated for the rare ZR-1 LT5 dry sump engine

• Heavy-duty viscosity for high-rpm and high-heat environments

• Maximum anti-wear protection with high zinc and phosphorus

• Track-proven durability