This is a A-735826M1 Manifold, Exhaust PN: 735826M1Main Description As Following : A-735826M1 Manifold, Exhaust P.N: 735826M1 A-735826M1 Manifold, Exhaust P.N: 735826M1 Replaces: VPE9204 VAPORMATIC , A-37781333 PERKINS ENGINE PARTS Found in Section & Models : Engine Parts > Exhaust System Parts, Massey Ferguson TRACTOR: 174-4S, Massey Ferguson TRACTOR: 178 (S/N