Accelerator Pumps

Upgrade your Holley carburetor's performance with the AED 5335 Accelerator Pump Diaphragms. Designed to fit both 4150/4160 & 4500 Series Holley carburetors, these diaphragms are crafted from top-quality materials to ensure durability and a leakproof seal. With a 30cc capacity, they provide reliable fuel delivery to enhance engine response. Sold individually for just $5.99, the AED diaphragm is an essential component for maintaining peak carburetor function.

AED presents the 50CC Carburetor Accelerator Pump Diaphragm, expertly designed for Holley carburetors. Crafted from premium rubber, these diaphragms ensure durability and a leakproof seal, enhancing engine performance. With a 50cc volume, this diaphragm offers precise fuel delivery for optimal vehicle acceleration. Note: Hardware not included. Perfect for automotive enthusiasts seeking reliability and efficiency.

Introducing the AED 5565 50CC Accelerator Pump Upgrade Kit, a must-have for performance enthusiasts looking to enhance their vehicle's throttle response. This comprehensive kit includes everything you need for a seamless upgrade: pump housing, screws, spring, pump cam, diaphragm, and pump arm. Designed by AED Performance for precision tuning, it allows for quick and easy adjustments to your pump shot. Perfect for those requiring additional squirter volume for large carburetors, tight converters, or heavier cars. Upgrade your vehicle's performance for just $47.34 and experience the difference in power delivery.