Holley - Tuning/Calibration Kit For Double Pump Carburetor Carburetor Synch Tool - Round

Carburetor Synch Tool - Round Top - Aluminum - Natural - 1 or 2-Barrel Carburetors - Each

0-inch body hight provides a lower profile

Users can program them to ascend in specific increments based on RPM range and flash when it is time to shift

The 89981 tester even gives you the ability to create an RPM run and let the tester run through the RPM range

1 in OD - 0

Holley - Tuning/Calibration Kit For Double Pump Carburetor Carburetor Synch Tool - RoundThis tuning kit contains a selection of main jets, pump nozzles and power valves, in popular sizes, all contained in a handy and durable, compartmentalized plastic case. Ideal for track side tuning, this kit provides a quick and easy way to accomplish your carburetor tuning with the correct parts. In addition, the parts case allows you to keep parts organized and readily at hand. A handy parts guide is affixed to the inside case cover. Numbers