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Edelbrock head bolt bushings with integral washers are supplied as a complete set of 20 pieces for 289–302 small‑block Ford engines that use 7/16" head bolts. These bushings must be used when fitting 7/16" bolts to specified engines and are cold-formed and heat-treated for dimensional integrity. They work with Edelbrock head bolt kits or stock 7/16" bolts to ensure proper seating and sealing.
Edelbrock 7/16 Head Bolt Bushing (20 Pcs)
