This Holley 50cc accelerator pump conversion kit includes everything needed to upgrade a carburetor's accelerator pump circuit for stronger off-idle response.
Specifications:
- Brand: Holley
- Category: Air and Fuel Delivery
- Product Type: 50cc Accelerator Pump Conversion Kit
- Size: 50cc
- Material: Aluminum
- Hardware Finish: Black
- Sub Category: Service Kits
- Warning: California Proposition 65
- Warranty: Manufacturer's Limited 90 Day Warranty
- Part Number: 20-11BK
Includes a new pump housing, stud, arm, diaphragm, spring, and longer pump housing screws — everything required for installation.
FAQ
What size accelerator pump does this kit convert to?
50cc.
What's included in the kit?
A new pump housing, stud, arm, diaphragm, spring, and longer pump housing screws.
What hardware finish does this kit use?
Black hardware with an aluminum housing.

