Manufacturer's Part Number:
Summit Racing Part Number:
Secondary Linkage Material:
Secondary Linkage Finish:
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These Holley Pro Series secondary linkage kits will provide a bulletproof method of adjusting secondaries on all double pumper, HP, and Ultra HP Holley carburetors. You can choose between a 1:1 ratio and progressive secondary linkage operation. The unique design of the Holley Pro Series linkage kits provides infinite adjustment of the carburetor's secondary throttle blades, which makes for easier tuning decisions.