Piston Ring Set for 41-71 for Jeep / Willys Models w/ 4 Cyl Eng, .060 Inch Oversized Crown Automotive. 060 inch Oversized Piston Ring Set for Jeep MB, M38, M38 A1, FC 150, C101 Commando 1945 1971 CJs, 1946 1955 Willys Pickup, Jeepster, Station Wagon and Sedan Delivery, All w 4 134 engine, For 4 Pistons Features and Benefits: . 060 inch Oversized 12 Month Warranty Direct Replacement For (4) Pistons For Models w 4 134 Engines Details: Material: Metal Finish: Unpainted Interchange: 941889. 06 Application: 1941 1945 Jeep MB w 4 134 L Head Engine None;