Ford Performance 460 Big Bore Iron Block 4.490 Rough Bore M-6010-A460XBB

The 460 Big Bore Iron Block 4.490 Rough Bore is a high-strength engine block designed for professional competition use. Manufactured with all new tooling, it offers enhanced durability and performance for high-powered applications. **Features:** - High-strength cast iron construction for professional competition - Siamese cylinder bores with solid casting between cylinders to increase block strength - Rough bored to 4.490 inches with a tolerance of ±0.003 inches - Can be bored and stroked to produce up to 598 cubic inches - Wet sump oiling design with 3.00-inch main journal diameter **Specifications:** - **Deck Height:** 10.322 inches ±0.005 inches - **Main Journal Diameter:** 3.00 inches - **Maximum Recommended Bore:** 4.625 inches - **Weight:** Approximately 275 pounds - **Main Caps:** 4-bolt main caps on journals 2, 3, and 4; nodular iron main caps - **Oiling System:** Wet sump - **Intended Use:** Competition or off-highway use only; not for vehicles driven on public roads