6.5L DB2-4911 250HP Injection Pump

GM/Stanadyne DB 6.5L Remanufactured Fuel Injection Pump ***MODIFIED TO 250HP OUTPUT*** These pumps go through a thorough re-manufacturing process and get re-assembled to OE specifications. Components are completely cleaned, inspected, and tested. Worn or damaged components are replaced with new to ensure maximum quality and longevity. All of our re-manufactured DB pumps feature the updated head and rotor to combat hot-start issues and an anodized advance piston sleeve to address metal-on-metal wear in the advance bore.  If you want to do it once and do it right, then this is the replacement pump for you. The pump is tested as a full assembly before being shipped to install on your vehicle.  You must move the throttle position sensor (TPS) from your old pump to this one before installing. Key Features: Only start with cores that have the updated head and rotor design Stanadyne Service Bulletin 484R5 Upgraded, anodized advance piston sleeve to address the most common wear point in these pumps Fully tested and calibrated to 250HP DB2831 spec Built and tested in the USA by a Stanadyne certified tech. Pump will have the proper red Stanadyne ID tag and serial number to reflect this. CORE DEPOSIT REQUIRED. Refundable upon suitable core return. Core MUST be a DB2831 model number in rebuildable condition. This is a DB2831-4911 model for all turbocharged GM 6.5L turbo diesel applications. Can be used in GM 6.2 diesel applications that will be turbocharged.