Royal Purple High Performance Synthetic Motor Oil - SAE 40 - 1 Quart HASZ20CLDIRT use the 12-803 regulator

use the 12-803 regulator

Hi-Top Rectangular Boot

Includes Mounting Location For Headlight/Wiper Switch

1967-1993 Chevrolet Corvette

Royal Purple High Performance Synthetic Motor Oil - SAE 40 - 1 Quart HASZ20CLDIRT use the 12-803 regulatorRoyal Purple(R) Motor Oil delivers superior protection and improves performance in four cycle gasoline and diesel engines. It increases horsepower and torque, saves fuels and reduces heat, wear and emissions. It has unsurpassed oxidation stability that allows for extended oil drains and fewer oil changes, which saves you time and money and reduces the impact on the environment. Royal Purple's motor oils for passenger cars and trucks are API licensed.