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HOLLEY PRO SERIES SCONDARY
For All Holley Double Pumper, HP & Ultra XP Carburettors
Part Number: HO20-122
Featuring Stainless Steel construction and a lightweightyet rugged design, it providesa bulletproof method of adjusting secondaries on
all Double Pumper, HP, and Ultra XP carburetors. It allows user to pick between 1:1 or progressive secondary ratio. Kit provides infinite
adjustment of secondary throttle blades for maximum horsepower output.
Features:
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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