Cummins 6C8.3/6L8.9 Engine Piston 5321202 Parts Catalogue Ref No. Part Name Part No. Required 1 Engine Piston 5321202 6 Above is the introduction of the Cummins 5321202 Engine Piston, while if you need any other Cummins spare parts or complete Cummins engine, Please further consult our sales.