Holley Pro-Series Adjustable Secondary Linkage Kit for Holley Double Pumper and HP Series Carburetors 711001 Part Number: 134-312

Part Number: 134-312

Pliable polyurethane flange with integrated bumps insures tight

Throttle Bore: 1

Available with and without emissions provisions for your custom application (emissions compliant model includes pre-installed internal oil baffles in both covers

2 in / 4 in Diameter Pipe

Holley Pro-Series Adjustable Secondary Linkage Kit for Holley Double Pumper and HP Series Carburetors 711001 Part Number: 134-312Featuring Stainless Steel construction and a lightweight yet rugged design, it provides a bulletproof method of adjusting secondaries on all Double Pumper, HP, and Ultra HP 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: Choose between a 1: 1 and a progressive secondary ratio Tough Stainless Steel construction for