Holley Accelerator Pump Diaphragm - 50 cc - Rubber - Gas - Holley / Demon Carburetors Exhaust Port Blockoff 5000 lb Maximum

5000 lb Maximum

437 in Dual Springs

16-7/8 in Square

Allows you to move panhard bar up and down without changing the length of it

impact-resistant plastic fan shroud can be custom fit to radiators that are 19" tall x 27"-31" wide

Holley Accelerator Pump Diaphragm - 50 cc - Rubber - Gas - Holley / Demon Carburetors Exhaust Port Blockoff 5000 lb MaximumCarburetor Diaphragm. Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine