This is a A-CL158 1-5/8" Muffler Clamps PN: CL158Main Description As Following : A-CL158 1-5/8" Muffler Clamps P.N: CL158 Dim A (1): FITS 1 5/8" DIAMETER PIPE Crossed From: CL-158 STANLEY MUFFLER , MC158 , , MC158 , , 3017-8102 , , 337-MC158 , , 35405 , , 79023402 ALLIS-CHALMERS , 79023402V AGCO Found in Section & Models : Mufflers/Exhaust Pipes > Exhaust Pipes, (Miscellaneous) (UNDEFINED): SEVERAL, Allis-Chalmers TRACTOR: SEVERAL, Case-IH TRACTOR: SEVERAL, Ford / New Holland TRACTOR: SEVERAL, Mufflers/Exhaust Pipes > Muffler Clamps, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also A-AC-S-LPEQUIP, A-MNL18344 And : Dim A (1): FITS 1 5/8" DIAMETER PIPE