This heavy-duty fuel injection pump is precision-machined from hardened cast iron and aluminum alloys, delivering up to 30,000 psi of consistent, high-pressure fuel metering. Its multi-plunger design ensures ultra-accurate timing and volumetric control for smoother engine operation and improved fuel economy. Sealed against leaks with premium O-rings and fitted with corrosion-resistant components, it’s a direct-fit upgrade built to OEM tolerances for long-lasting reliability in demanding diesel applications.