From Stock Eliminator to Pro Mod, the Aeromotive A2000 has proven to be the most versatile “big” carbureted fuel pump on the planet. The A2000 flows enough fuel to support the world's quickest nitrous Promods on gasoline, and is the industry's only fuel pump that uses a true diaphragm-controlled, adjustable bypass valve, integral to the pump. This designed dampens pressure spikes, delivering smoother, more controlled flow and pressure, ensuring more consistent E.T.s and win lights. PartNumber : aer11001 Description : A2000 Fuel Pump Repair Kit; Diaphragm Title : Repair Kit, Diaphragm, 11202 California Proposition 65 : WARNING: This product can expose you to chemicals including chromium, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.p65warnings.ca.gov. Fuel Delivery::Fuel Pressure Regulators