This is a A-260424 Muffler PN: 260424Main Description As Following : A-260424 Muffler P.N: 260424 Vertical / Round Body - 4 1/4" Shell DiameterDim A (1): A: 2 1/4" INLET LENGTHDim B (2): B: 2" INLET I.D.Dim C (3): C: 12 1/2" SHELL LENGTHDim D (4): D: 2" OUTLET LENGTHDim E (5): E: 2" OUTLET O.D.Dim F (6): F: 17" OVERALL LENGTH Crossed From: VT-3 STANLEY MUFFLER , 6617-6200 , Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, Versatile SWATHER/WINDROWER: 400 (<1981 W/ GAS ENGINE) Associated Items : A-CL200, A-RC2 Also A-VE-O-400SWTR, A-VE-O-40081, A-VE-O-40083, A-VE-P-400SWTR, A-VE-P-400S84 And : Vertical / Round Body - 4 1/4" Shell Diameter Dim A (1): A: 2 1/4" INLET LENGTH Dim B (2): B: 2" INLET I.D. Dim C (3): C: 12 1/2" SHELL LENGTH Dim D (4): D: 2" OUTLET LENGTH Dim E (5): E: 2" OUTLET O.D. Dim F (6): F: 17" OVERALL LENGTH