Holley Accelerator Pump Arm - Plastic 20-78
Part Number: HLY20-78HOLLEY
- SKU:
- HLY20-78
- UPC:
- 90127036433
- MPN:
- 20-78
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
Description
The accelerator pump arm is a critical component in fuel delivery precision—a worn or damaged unit directly impacts throttle response and cold-start performance. This Holley plastic pump arm restores proper fuel atomization during acceleration, ensuring consistent carburetor behavior whether you're tuning on the dyno or racing at the track. With proper fitment to Holley's most popular platforms, this is a straightforward replacement that pays dividends in drivability.
- Accelerator pump arm
- Plastic construction
- Black finish
- 30cc pump compatible
- Holley 2300 carburetors
- Holley 4150 carburetors
- Holley 4160 carburetors
- Bolt-on replacement
- MPN: 20-78
- Sold individually
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