Pro Series 1:1 Secondary Linkage HO20-122 Product:For All Holley Double Pumper, HP & Ultra XP Carburettors D Stainless Steel V-Band KitSuit

D Stainless Steel V-Band KitSuit Boosted 4949 up to 6862 Dual V-Band Turbochargers

Perfect for sub-frame mounting

2004R Transmissions

Water Temp and Volts

Pro Series 1:1 Secondary Linkage HO20-122 Product:For All Holley Double Pumper, HP & Ultra XP Carburettors D Stainless Steel V-Band KitSuitPro Series 1: 1 Secondary LinkageFor All Holley Double Pumper, HP & Ultra XP Carburettors HO20 122 20 122 Featuring Stainless Steel construction and a lightweight yet rugged design, it provides a 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.