Edelbrock Performer Series Quadrajet Secondary Metering Rods - Tip Diameter 0.041 in. Sound Deadener A true performance EFI Regulator

A true performance EFI Regulator designed for medium to high horsepower marine applications

a properly designed damper also removes the twist from the crankshaft while stabilizing camshaft and ignition timing

Widest range of adjustment on the market

6 5/8" length spring is needed

Edelbrock Performer Series Quadrajet Secondary Metering Rods - Tip Diameter 0.041 in. Sound Deadener A true performance EFI RegulatorQ Jet Secondary Metering Rods for Edelbrock and GM Rochester Q Jet carbs. Not for computer controlled carbs. Note: Calibration changes may affect emissions legal status of number 1901, number 1902, number 1903, number 1904, number 1905 and number 1906. Since 1938, Edelbrock has been committed to making the finest high performance products in the industry. The famous Edelbrock Intake Manifold, Edelbrock Aluminum Cylinder Heads and Edelbrock Water Pumps