SKU: 63672387905
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Flow FX "straight-through" performance muffler delivers a deep tone and improved exhaust flow
2007-2013 Chevrolet Silverado 1500 w/ 4L60-E Transmission
7L V8 1958 - 1967 Chevrolet Biscayne 283/4
4L V8 1976 - 1977 GMC K25 Suburban 454/7
Fuel Type: Gas (Does NOT Fit Models with Flex Fuel
Carburetor Standard Main Jet - 122-60 cold-air-intake Flow FX "straight-through" performance mufflerOverview: 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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