TFS Twisted Wedge head, upgraded springs 58cc 3/8" stud, SB Ford
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TFS Twisted Wedge head, upgraded springs 58cc 3/8" stud, SB FordThe best SB Ford head for the money! The Twisted Wedge head uses a unique combustion chamber and rotated intake and exhaust valves that unshoud the valve for better airflow. Intake runner is 170cc, exhaust is 66cc and chambers are 58cc. The box stock TFS head flows 248 cfm @ .550" intake and 173 cfm exhaust @ .550 lift. Assembled with 2.02" / 1.60" valves, upgraded dual valve springs, bronze guides, chromoly retainers, guidplates and 3/8" studs. Most street 5.0s we assemble using TFS heads make 350-360hp naturally aspirated.
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