This is a A-107594C1 Sleeve, Turbo Exhaust PN: 107594C1Main Description As Following : A-107594C1 Sleeve, Turbo Exhaust P.N: 107594C1 Inside Diameter: 2.940"Outside Diameter: 3.557" Crossed From: AM107594C1 , , 107594 , Found in Section & Models : Engine Parts > Exhaust System Parts, Case-IH COMBINE: 1460, Case-IH COMBINE: 1470, Case-IH COMBINE: 1480, Case-IH COMBINE: 1660, Case-IH COMBINE: 1670, Case-IH COMBINE: 1680, Case-IH COTTON PICKER: 1822, Case-IH COTTON PICKER: 1844, Case-IH TRACTOR: 1086, Case-IH TRACTOR: 1486, Case-IH TRACTOR: 1586 Associated Items : New Also A-IH-O-1440COMB, A-IH-P-ENG56CYL, A-IH-P-1460COMB, A-IH-S-ENG3400, A-IH-S-1440COMB, A-IH-O-1440COMB, A-IH-P-ENG56CYL, A-IH-P-1480COMB, A-IH-S-ENG3400, A-IH-S-1440COMB, A-IH-S-1660COMB, A-IH-S-1660COMB, A-IH-S-1660COMB, A-IH-O-BATTIGN, A-IH-O-786-1586, A-IH-P-ENG56CYL, A-IH-P-786-1486, A-IH-S-AIRHEAT, A-IH-S-ENG3400, A-IH-S-TOOLSLATE And : Inside Diameter: 2.940" Outside Diameter: 3.557"