This Holley Pro Series Adjustable Linkage Kit Features stainless steel construction and a lightweight yet rugged design, while providing a bulletproof method of adjusting secondaries on all double pumper, HP and ultra HP carburetors. It allows the user to pick between 1:1 or progressive infinite adjustment of secondary throttle blades for maximum horsepower output. Key Features and Benefits:
Makes adjusting mechanical secondaries a snap! Choose between 1:1 and a progressive secondaries ratio
Tough stainless steel construction for longevity, durability and control
Simple installation
Detailed instructions included
Perfect for circle track and drag racing
Compact design won't interfere with throttle linkage
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