Three 8 Z
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7. Paul Faessler works over a set of TFS Twisted Wedges beforeinstallation on the awaiting 347 short-block. After port work, the headsare fully assembled with 2.02-inch intake and 1.60-inch exhaust valvesfrom TFS, with 10-degree locks and valvetrain components chosen to matchthe cam. Described as a Stage II port job, these heads flow 290 cfm onthe intake and 210 cfm on the exhaust at .600-inch lift. TFS 1.6 rollerrockers and chrome-moly pushrods round out the valvetrain. The completeStage II head can be purchased separately for $1,800. View Related Article
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