SBC Little M Iron Block 9.025 4.000/350

The SBC Little M Iron Block 9.025 4.000/350 from DART is purpose-built for builders and enthusiasts who demand a robust foundation for small-block Chevrolet engine combinations. This cast-iron block serves as the backbone for street, strip, and mild performance builds where reliability and proven design matter. Whether you're rebuilding a classic Chevy or constructing a modern restomod powerplant, this block provides the structural integrity and dimensional stability required for consistent, dependable performance.

This Little M block features a 9.025-inch deck height and 4.000-inch bore diameter, engineered to accept 350 cubic-inch configurations and support standard small-block Chevy architecture. The cast-iron construction delivers superior thermal conductivity and durability compared to aluminum alternatives, making it ideal for forced-induction builds, extended track sessions, and high-heat environments. DART's precision casting and honing processes ensure tight tolerances and proper cylinder wall finish, promoting optimal ring sealing from initial startup through full operational life.

This block is ideal for engine builders, transmission shops, and serious enthusiasts undertaking complete powerplant restoration or high-output builds requiring maximum durability. It accommodates standard small-block Chevy components, making it a versatile choice for various performance applications. With its proven design and robust construction, the SBC Little M Iron Block is a reliable option for those looking to enhance their engine's performance.