Kick Mineral Diesel Engine Oil SAE 50 are heavy duty diesel engine oils, blended from highly refined, high viscosity index mineral base stocks with appropriate dosages of detergent-dispersant and antioxidant additives to meet the stated performance standards. Kick Mineral Diesel Engine Oil SAE 50 meets or exceeds original equipment manufacturer (OEM) requirements and recommended for old diesel engines, particularly adapted to on-road and off-road applications.