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Vehicle Info NeededHOLLEYPART NUMBER: 510-20-11
20-11 50cc Accelerator Pump Kit Silver Hardware
$9635
Ships on Oct 14, 2026
Lowest Price Guarantee
50cc Accelerator Pump Kits
- 50cc Accelerator Pump Kit
- Silver Hardware
Kit includes: - New Pump Housing
- 50cc Diaphragm and Spring
- Pump Arm and Stud
- Pump Housing Screws
- Two Accelerator Pump Cams
Significantly Increase Pump Shot Volume
Eliminate flat spots off-idle by supplying continuous fuel flow to your accelerator pump across RPM range. Accelerator Pump Kits include pump housing, pump cam, pump arm, molded diaphragm, special spring, and hold-down screws.
Note: For most applications, a 1/4" spacer (minimum) must be used under the carburetor in order to clear the pump unit
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Part TypeCarburetor Accelerator Pump Convert Kit
Product LineHolley High-Performance 50cc Accelerator Pump Kits
BrandHOLLEY
Package Height1.8
Package Width4.0
Package Length4.1
Weight0.4 PG
Part CategoryPerformance Parts
FuelGasoline
Accelerator Pump Diaphragm Volume (Cc)50
QuantitySold as a kit
Part FitmentUniversal
Vendor Part Number20-11
Package Qty1
Package TypeEA
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