Holley 20-81 - Holley Dominator® Accelerator Pump Cams
Holley #510-20-81Yellow Pump Cam; 4500 Dominator®Delivers Quick Early Fuel Shot But Continues Until Pump Empties |
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Pump cams for Model 4500 Dominator® carburetors. Profiles designed to improve delivery of an early fuel shot. Pictured: #510-20-80
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