The GMB 530-8410 Mechanical Fuel Pump is engineered to deliver reliable fuel delivery for the 1964-1965 Pontiac LeMans 3.5L 6-Cylinder engine. Designed to meet or exceed OEM specifications, this pump ensures optimal engine performance and longevity. Constructed with high-quality materials, it features a die-cast screw-type design for enhanced durability. The pump is rigorously tested for pressure and flow rate to guarantee consistent fuel supply under various operating conditions. Installation is straightforward, with all necessary hardware, including bolts, washers, and a paper gasket, included to facilitate a seamless replacement process. By choosing the GMB 530-8410 Mechanical Fuel Pump, fleet operators can ensure their vehicles maintain peak performance, reduce downtime, and extend engine life.