Ford 557 CI Stroker

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Ford 557 CI Big Block Stroker Short Block 675HP + 675HP + Possible with correct Cam, Heads, Exhaust, and Fuel Delivery System Selected.   Block 460 D9 casting block Bored and honed with deck plates Premium core max. No repairs. No sleeves ARP Main Bolts   Rotating Assembly JE Forged Pistons 10.3:1 CR w75cc heads Eagle 4340 Forged Crank 4.500 stroke 4340 H beam rods 6.7 length Balanced rotating assembly within 1 gram Speed pro file fit Moly Rings Clevite H series Bearings Internally Balanced No core return required Crate Engine Cost: $4,599

Promar Reserves the right to change manufacturers and specs without notice. HP and TQ ratings are based on actual results on a engine dyno with open headers in controlled environment tuned for maximum performance.