OMC 4 Cylinder 2.5L 120HP Exhaust Riser Replaces 979730 

Direct replacement exhaust riser.

Replaces OMC 979730/980536.

Fits OMC 4 cylinder 153 C.I.D. 120 H.P. 2.5 liter, Model 120 engine (log style direct replacement).

Barr Marine castings have a thicker interior wall, are painted to match original manufacturer colors and are packed in foam for added protection during shipping and storage. Barr manifolds and exhaust connectors are designed to minimize back pressure, and in many cases more r.p.m.'s are achieved after replacing an OEM manifold with Barr replacement parts.

• Replaces OMC riser part #'s 979730 and 980536.
• Includes plugs, gasket and mounting hardware to mount to the manifold.
• 3 year limited warranty on Barr exhaust manifolds, risers and exhaust connectors (1 year when used for commercial purposes).

Compatible parts:

• OMC-1-981462 direct replacement water cooled exhaust manifold.
• OMC-1-982657 direct replacement water cooled exhaust manifold. Manifold has the heat source in the exhaust port for automatic choke.
• OMC-20-908014 exhaust manifold to riser adaptor for use with OMC riser part #'s 980188 and 910380.
• OMC-20-910380 direct repalcement exhaust elbow.
• 1-907885 direct replacement rear end cap.
• 1-910384 direct replacement front end cap.
• OMC-1-98146/982 manifold mounting package.
• OMC-20-909368 direct replacement high rise to adaptor elbow for use with OMC-20980536.
• OMC-20-910380P exhaust riser mounting package.
• OMC47-311068 exhaust manifold to cylinder head gasket.
• OMC47-311121 exhaust manifold to elbow and end cap gasket.
• OMC47-907761 manifold end cap gasket.
• OMC47-907764 exhaust elbow to hose adaptor gasket.
• OMC47-908013 adaptor plate (OMC-20-908014) to riser (OMC-20-910380) gasket.

Manufactured by Barr Marine. Part number OMC-20-980536.