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Holley

HOLLEY Yellow Pump Cam

MPN: 20-81 Catalog #: 001509294 Category: Carburetor Pump Cams Check Vehicle Fitment

Product Details

Accelerator Pump Cam - Plastic - Yellow - Holley 4500 Carburetors - Pair

Accelerator Pump Cam; 4500 Dominator Carburetor; Yellow;

Tailor accelerator pump performance. Each cam is different shape/profile and gives different results.

Fitment: Accelerator Pump Cam For 4500 Dominator Carburetor Yellow

DETAILS:

Part Number 20-81 SPECS:

DETAILS:

  • Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
  • Carburetor Accelerator Pump Cam
  • Accelerator Pump Cam
  • Delivers an Early Fuel Shot/Continues Until The Pump Empties
  • Yellow
  • PUMP CAM
  • CrbAclPmpCam

Part Number 20-81 SPECS:

  • Material: Plastic
  • Package Quantity: 1
  • WARNING CA Proposition 65: No

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Product Specs

Brand
Holley
Part Number
20-81
Catalog Number
001509294
Product Line
Carburetor Pump Cams
Category
Fuel Delivery
Type
Carburetor Pump Cams
UPC / Barcode
090127112052
Length
5.00 in
Width
3.45 in
Height
0.55 in
Weight
0.02 lb
Ship Alone
No
Air Restricted
No

Shipping & Availability

Current status 3 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

Inventory shown: 3 available as of 6/3/2026.

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