Carburetor Standard Main Jet - 122-49 single-plane-intake-manifolds 8L V8 2007 Chevrolet Silverado

8L V8 2007 Chevrolet Silverado 1500 Classic LS 294/4

Also Fits 99-01 Ford Excursion

1968-1969 Plymouth Barracuda 426 CID

7L V8 1979 - 1986 GMC C1500 305/5L V8 1979 - 1986 GMC C1500 Suburban 305/5L V8 1979 - 1986 GMC G1500 305/5L V8 1978 - 1985 Chevrolet G30 305/5L V8 1976 - 1983 Chevrolet Malibu 305/5L V8 1962 - 1969 Chevrolet Bel Air 327/5

Year Make Model Submodel Engine Size 1968 Ford Country Sedan 170/2

Carburetor Standard Main Jet - 122-49 single-plane-intake-manifolds 8L V8 2007 Chevrolet SilveradoOverview: 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 &