Power Driven 055 Delivery Valves for 94-98 Cummins

055 Delivery Valves These are the smallest delivery valves that we offer as an upgrade for 1994-1998 2nd gen Cummins . These delivery valves flow up to 35 cc more than the stock pump—that's enough flow for a potential 50 hp over stock . These are the cleanest burning delivery valves we offer and are great for a daily driver or tow rig looking to minimize EGTs. What Is a Delivery Valve? When it comes to the fuel side of things, 3 aspects of the P-pumped trucks determine how much power can be produced: the injection pump itself, the fuel injectors, and the delivery valves. In the P7100 pump, the delivery valves are essentially "check valves" installed between the pump and the injector,…