017 331Ci Ford Small Block Engine Build Power Stroke
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15 Panhandle is known for its head porting and these Twisted Wedges received plenty of TLC at the porting bench with Panhandle's Stage III porting and hand finishing. As cast, the Twisted Wedges flowed 249 cfm at 0.600-inch lift. The Stage III porting increased flow to 301 cfm at 0.600-inch lift. The port cross sections were kept small to maintain high velocity through the lift range. Final intake port volume was 185 cc’s and the combustion chamber measured in at 67 cc's. View Related Article
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