This is a A-PR133 Piston Rings PN: PR133Main Description As Following : A-PR133 Rings, Piston P.N: PR133 Thickness: Top Ring .123" (Chrome), Second Ring .123", Third Ring .123", Oil Ring .126" Replaces: 836103M1 MASSEY FERGUSON , Crossed From: HCC836103M91 , , 836103M91 , Found in Section & Models : Engine Parts > G176 Gas, Massey Ferguson INDUSTRIAL/CONSTRUCTION: 3165, Massey Ferguson TRACTOR: 165, Massey Ferguson TRACTOR: 65 Associated Items : New Also A-MH-O-HYDRSYST, A-MH-O-MF3165, A-MH-P-MF3165IN, A-MH-S-MF100LDR, A-MH-S-MF3165, A-FRM-MH, A-MH-O-HYDRSYST, A-MH-O-MF165, A-MH-P-MF165, A-MH-S-MF100LDR, A-MH-S-MF165, A-SMMF27, A-FRM-MH, A-MH-O-HYDRSYST, A-MH-O-MF5065, A-MH-O-MF65, A-MH-O-MF65DSL, A-MH-O-MF65LATE, A-MH-P-MF65, A-MH-S-MF100LDR And : Thickness: Top Ring .123" (Chrome), Second Ring .123", Third Ring .123", Oil Ring .126"