When it comes to Ford 302/351 replacements, this is without a doubt the most advanced cast iron block on the market today....bar none! It was designed in collaboration with leading Ford race teams, yet is also engineered for 100% reliability on the street. Like the original Man O' War, it delivers performance.Technical SpecificationsMaterial: High-density cast ironDeck Height: 8.200" or 9.500"Deck Thickness: .600" minimumCam Bearings: Stock (can be bored to 60mm)Lifter Bores: Cross-feeds between pairs to maintain pressureBore: 3.990" (bore to 4.000") or 4.115" (bore to 4.125")Cylinder Head Attachment: 2 extra head bolts per cylinderMaximum Bore: 4.200'' (470ci with maximum stroke crank)Water Jackets: Expanded for better coolingLubrication: Priority main oiling systemFilteration: Integral mount spin-on filterOil Pan Rails: Stock FordCrank Clearance: Can use up to 4.250" crankMain Caps: Splayed billet steelOil System: Has .500" feed; bosses for dry sump
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