GP-1 Synthetic Blend 20W-50 | 2.5 Gallon Big Block Chevy ensuring better ring seal and

ensuring better ring seal and overall engine integrity

The 5W-20 viscosity is ideal for modern engines with stock bearing clearances or competition engines with lower oil temperatures

For new differentials or other applications additional limited slip additives may be required

Recommended by leading camshaft manufacturers

4 Hemi Engines DT40 7QTS - Oil Change Kit

GP-1 Synthetic Blend 20W-50 | 2.5 Gallon Big Block Chevy ensuring better ring seal andDesigned for competition vehicles, classic cars, and imports, with high performance engines requiring a 20W 50 viscosity. GP 1 is compatible with Methanol, E85, and high octane race fuel. Blended with genuine Pennsylvania Grade base oil, GP 1 achieves a higher Pressure Viscosity Coefficient for excellent HTHS film thickness. GP 1 delivers maximum engine protection by utilizing Driven? s High Zinc (ZDDP) additive technology. The GP 1 20W 50 is ideal