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Ford 331 Stroker Engine Build

These are vintage '70 302 castings with 56cc chambers, CNC-ported, with 1.94/1.60-inch valves. Marvin goes with a five-angle valve job and works the ports to his own liking. The result is extraordinary airflow.
Ford 331 Cubic Inch Stroker Engine - Going For 400/400

 These are vintage '70 302 castings with 56cc chambers, CNC-ported, with 1.94/1.60-inch valves. Marvin goes with a five-angle valve job and works the ports to his own liking. The result is extraordinary airflow.  View Related Article

 

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