Dorman 90082 Underhood Accelerator Pump Diaphragm

Dorman 90082 Underhood Accelerator Pump Diaphragm is a replacement diaphragm for the accelerator pump in under-hood fuel systems, designed to restore proper fuel metering when the original diaphragm has degraded. The part is also cataloged as Dorman 119-351, providing a cross-reference for compatibility checks. This diaphragm is intended as a direct replacement in accelerator pump assemblies, helping maintain reliable throttle response by preventing leaks and ensuring consistent pump action. Use as a maintenance part to replace a worn or damaged diaphragm and maintain the correct operation of the accelerator pump in applicable automotive fuel systems.