This piston ring kit is designed as a replacement for worn or damaged factory components and is suitable for engine rebuild, repair, and maintenance.It meets industry standards for fitment and function and supports consistent engine performance.The kit includes components corresponding to the following part references: 5086010AB, 5086011AB, 53021538AD, 05086010AB, 05086010AA, 05086010AC, 53021539AD, 05086011AA, 05086011AB, 05086011AC.Compatible vehicles: Make: 300 Model Years: 2005–2006 Engine: 5.7L 345CID V8 OHV Make: Charger Model Year: 2006 Engine: 5.7L 345CID V8 OHV (16 VALVE) Make: Durango Model Years: 2004–2006 Engine: 5.7L 345CID V8 OHV (16 VALVE) Make: Ram 1500 Model Years: 2003–2005 Engine: 5.7L 345CID V8 OHV (16 VALVE) Make: Ram 2500 Model Years: 2003–2006 Engine: 5.7L 345CID V8 OHV (16 VALVE) Make: Ram 3500 Model Years: 2003–2006 Engine: 5.7L 345CID V8 OHV (16 VALVE) Make: Cherokee Model Years: 2005–2006 Engine: 5.7L 345CID V8 OHV