Ford Racing M-6010-BOSS35195 BOSS 351 Windsor Replacement Engine Block

The Ford Racing BOSS 351 engine block represents the pinnacle of small-block Ford engineering, combining cutting-edge manufacturing techniques with legendary BOSS design heritage. This premium replacement block is engineered for serious performance applications, whether on the track or street, and has been proven worldwide in Ford Racing's high-performance crate engines.

Superior Strength and Construction:

• Cast from diesel-grade iron with strategically reinforced material in critical stress areas
• Far superior strength compared to any original Ford OE block ever produced
• 9.5" deck height configuration provides foundation for serious performance builds
• Weighs approximately 205 lbs

Compatibility and Design Features:

• Preserves key dimensions and features from original 289-351 Windsor blocks
• Compatible as direct replacement in virtually any vehicle using Windsor-style engines
• Retains original clutch cross shaft pivot hole location
• Original oil filter mounting location maintained
• Original motor mount boss locations and bell housing pattern
• Designed for stock-type timing cover compatibility (M-6059-D351 recommended)

Required and Recommended Components:

• Requires special length 1/2" head bolts (M-6065-BOSS) or head studs (M-6014-BOSS recommended with M-6049-X306/307/Z304DA heads)
• Compatible with M-6026-A Service Replacement Plug and Dowel Kit (sold separately)
• Includes O-ring threaded plugs and black anodized aluminum plugs with Buna O-rings for oil galleries, water drains, and core holes
• Includes dowels for front cover, clutch housing, and cylinder heads

This block delivers proven performance backed by thousands of racing laps and serves as the perfect foundation for high-output Windsor builds. Engineered using the latest technology from both production and racing environments, the BOSS block sets the standard for small-block Ford performance.