Carburetor Standard Main Jet - 122-71 intermediate Expect greater horsepower and torque

Expect greater horsepower and torque through the power band with a more direct and responsive feel upon pressing the throttle

Intermediate Brake Line For 66 Chevy Chevelle Malibu Pontiac Lemans GTO Convertible El Camino Stainless

The tailpipe then exits in the stock location through the factory exhaust bezels

EO # D-164-4 Collector Diameter 2

The American Thunder systems generally deliver an aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard

Carburetor Standard Main Jet - 122-71 intermediate Expect greater horsepower and torqueOverview: These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number. Click on Catalog Product Page for complete listing of jets and sizes. Features: Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 &