SBC Little M Iron Block 9.025 4.125/350

The SBC Little M Iron Block 9.025 4.125/350 from DART is a purpose-built engine block designed for small-block Chevrolet builders seeking a robust foundation for modified street, strip, and performance applications. This casting is engineered for both enthusiasts and professional builders who require durability and precision in high-horsepower builds where stock blocks may not suffice.

The Little M designation signifies DART's commitment to delivering premium iron castings that can withstand the stresses of forced induction, nitrous oxide injection, and elevated boost pressures. This block features a 9.025-inch deck height and a 4.125-inch bore, making it ideal for 350 cubic-inch stroker combinations. Its iron construction offers superior thermal conductivity and exceptional rigidity compared to aluminum alternatives, which is crucial for managing heat transfer in turbocharged or supercharged applications.

This engine block is perfect for dedicated performance builders constructing road-race engines, bracket-racing powerplants, and street machines where reliability is paramount. With its robust design, it is capable of handling extreme cylinder pressures typical of 600+ horsepower builds, ensuring that builders can achieve their performance goals without compromise.