SKU: 47372536724
Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Body Length: 17
The system finishes with a pair of 3
Engine: V8
Cab Size: SuperCab / Extended Cab
1979-1986 GMC K2500
Carburetor Standard Main Jet - 122-70 automatic Body Length: 17Overview: 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 &
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