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BC Polaris XP Turbo Stroker Kit - Includes 4340 billet crank, 72.5mm stroke, BC Pro625+ rods (4.915" c-to-c), custom CP, JE or BME pistons (choice of bore/compression).
Crank# - 5911 - 72.5mm (270° pin)
Rod # - BC6912 - 4.915"
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