- High quality cast iron construction to ensure a perfect seal between oil pump, gasket, and engine block
- Direct replacement for OE part 4003950
- Cummins L10 / M11 / ISM Series Application
- Genuine PAI product including a factory 2-Year Warranty
- Quality You Can Trust – PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards