Cummins 4BT 3.9 and 6BT 5.9 Piston Kits are a set of components used in the internal combustion engine of a truck. The engine piston kit includes a piston, piston rings, and a wrist pin. These parts work together to transfer energy from the expanding gases in the engine’s combustion chamber to the crankshaft. The piston moves up and down inside the cylinder, compressing air and fuel during the intake stroke and then igniting it during the power stroke. The piston rings seal the gap between the piston and cylinder wall to ensure efficient combustion and prevent oil from leaking into the combustion chamber. The wrist pin connects the piston to the connecting rod, which transfers power from the piston to rotate the crankshaft. A well-functioning engine piston kit is crucial for optimal engine performance and reliability in heavy-duty trucks like those used for hauling cargo or towing trailers on long-distance routes.

Keep your Cummins 4BT and 6BT engines operating at peak efficiency with piston kits from Hawks Parts. Piston failure occurs from extreme overheating of your engine, carbon build-up, or fuel injector problems and can even lead to the destruction of your engine block if not caught in time. Before irreversible damage takes place, check out our range of Cummins pistons to suit engines from the 3.9 to the 5.9 Cummins diesel.
With such a wide range available, it can be hard to find the right 5.9 Cummins pistons for your engine.
Rely on Hawks Parts to deliver the right piston kits for Cummins 4BT and 6BT engines. Contact Us Now.