The Cummins 6CT Extended Long Block Agricultural Diesel Engine β 240HP β 1 Thermostat is a heavy-duty replacement power unit engineered for reliable performance in tractors and farm machinery requiring high torque and continuous-duty output. Built with OEM-grade internals, it includes the block, crankshaft, camshaft, pistons, rods, and cylinder head, all precision-assembled for maximum durability. Its 8.3L displacement delivers strong pulling power, stable temperature control through a single-thermostat system, and excellent fuel efficiency under demanding field conditions. The engine is designed for easy integration into agricultural equipment with minimal modifications. High-strength components ensure longevity even in dusty, high-load environments. Ideal for complete rebuilds or major equipment upgrades, it restores factory performance with extended life expectancy. Key features include 240HP output, strong torque, OEM-spec construction, efficient cooling, agricultural-grade durability, smooth combustion, long service intervals, and dependable field reliability.