BBC SLEEVE 10.400 - 4.600

The Darton 32160331 is a ductile iron cylinder sleeve designed for Dart Chevy Aluminum Big Block engines with a 10.400-inch deck height. These sleeves feature Darton's patented Modular Integrated Deck (MID) design and Swirl Coolant Technology™ for improved cooling and heat transfer in the upper cylinder wall area.

The sleeves have a 4.59-inch bore, 4.74-inch OD, and are 7.000 inches long, with a 0.200-inch wall thickness and 4.940-inch flange thickness. They are constructed from ductile iron with a 130,000-psi tensile strength and come with a phosphate coating for corrosion and rust resistance.