This is a A-C5NN5230AB MUFFLER PN: C5NN5230ABMain Description As Following : A-C5NN5230AB MUFFLER P.N: C5NN5230AB Horizontal / Oval Body - 4" X 8" Shell DimensionDim A (1): A: 5 1/2" INLET LENGTHDim B (2): B: 1 3/4" INLET I.D.Dim C (3): C: 10 1/2" SHELL LENGTHDim D (4): D: 13 1/2" OUTLET LENGTHDim E (5): E: 1 3/4" OUTLET O.D.Dim F (6): F: 29" OVERALL LENGTH Replaces: C5NN5230AJ FORD , Crossed From: C5NN5230AJ , , FO-16 STANLEY MUFFLER , 1117-2000 , Found in Section & Models : Mufflers/Exhaust Pipes > Mufflers, Ford / New Holland TRACTOR: 4000 (1965> W/ 3 CYLINDER GAS OR DIESEL ENGINE) Associated Items : A-CL134 Also A-FO-O-MAJOR4000, A-FO-O-2-5000, A-FO-O-2000, A-FO-O-24000IND, A-FO-O-24000RC, A-FO-P-ACCESS, A-FO-P-MAJOR, A-FO-P-234000, A-FO-P-4CYLALL, A-FO-S-DATA, A-FO-S-ENG158, A-FO-S-SELECTO, A-FO-S-2000, A-MNL18259, A-SMFO20, A-SMFO31 And : Horizontal / Oval Body - 4" X 8" Shell Dimension Dim A (1): A: 5 1/2" INLET LENGTH Dim B (2): B: 1 3/4" INLET I.D. Dim C (3): C: 10 1/2" SHELL LENGTH Dim D (4): D: 13 1/2" OUTLET LENGTH Dim E (5): E: 1 3/4" OUTLET O.D. Dim F (6): F: 29" OVERALL LENGTH