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Precision machined for perfect alignment
This custom designed aluminum heat shield is pre-formed to fit all Flowmaster 70 Series Big Block II performance mufflers and attaches easily with included stainless steel muffler straps
Fits: 1987-1997 Ford F-250
NOTE: If your 74-82 Corvette has Power Front Brakes
Rear Axle Type: Dana 35
Carburetor Standard Main Jet - 122-52 efi-kits Precision machined for perfect alignmentOverview: 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: Standard Main Jet . 052" Jet size Fits All Holley Model
