Buy Cummins Parts-4BT 6BT 6CT M11 NTA855 K19 K38 K50 Diesel Engine Crankshaft | Tonkee®

The crankshaft is the backbone of any internal combustion engine, including Cummins diesel engines.

It plays a vital role in converting the reciprocating motion of the pistons into rotational motion, which ultimately powers the vehicle or equipment. The Cummins crankshaft is a precision-engineered component that must meet strict specifications to ensure the engine's performance, longevity, and efficiency.

Cummins 4BT Crankshaft: The Cummins 4BT is a popular 3.9-liter four-cylinder diesel engine commonly used in light-duty trucks and industrial equipment. Its crankshaft is designed to withstand the rigors of heavy use and is typically made from high-quality forged steel. The crankshaft's main journal diameter, rod journal diameter, and stroke length are all carefully engineered to ensure proper combustion and smooth engine operation.

Cummins 6BT and 6CT Crankshaft: The 6BT and 6CT engines are six-cylinder workhorses used in a wide range of applications, including medium and heavy-duty trucks. The crankshaft for these engines is a robust component made to endure high levels of stress. Its larger size and increased journal diameters provide the necessary strength and stability to handle the increased power output compared to the 4BT.

Cummins M11 and NTA855 Crankshaft: The M11 and NTA855 are known for their impressive power and torque, making them ideal for heavy-duty commercial vehicles.

The crankshafts for these engines are precision-engineered to handle the substantial forces generated during combustion. Their larger dimensions and heavier construction contribute to their ability to withstand extreme operating conditions.

Cummins K19, K38, and K50 Crankshaft: The K19, K38, and K50 engines are massive powerhouses used in marine applications, mining equipment, and large generators. These engines demand crankshafts of exceptional strength and durability due to their immense displacement and power output. Cummins engineers design the crankshafts for these engines to be exceptionally robust, often using advanced materials and forging techniques to ensure reliability in the harshest environments.

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