OTTO Excavator Parts Tcm 4Lb1 Exhaust Manifold Gasket 8970778000 897077-8000 8-97077800-0 For Isuzu This product is the OTTO Excavator Parts TCM 4LB1 Exhaust Manifold Gasket, with part numbers 8970778000, 897077-8000, 8-97077800-0. It is designed for use with Isuzu engines to seal the exhaust manifold effectively, ensuring proper engine performance.