Proflow Cylinder Head, Ford Thermactor Port, Threaded Insert, Accessory Bush, 5/8-11 od To 7/16-14 id, Steel, Black Oxide, Each - PFECHD007
Proflow Cylinder Head, Ford Thermactor Port, Threaded Insert, Accessory Bush, 5/8-11 od To 7/16-14 id, Steel, Black Oxide, Each - PFECHD007 is not in stock at Fast Lane Spares and will ship direct from supplier
Description
Description
Part Number: PFECHD007
Proflow Small Block Ford Thermactor Inserts
These small block Ford thermactor inserts are designed to thread into your heads to change the thread size. These inserts thread right into the existing cylinder head thermsctor ports to allow use of the factory accessory drive bolts.
Also required for many aftermarket cylinder heads to reduce from 5/8 thread down to 7/16 for mounting factory accessories, eg:AFR-1422
4x required to make a complete kit
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