Mercruiser 4 Cylinder Exhaust Riser | Sierra 18-1975-1

Replaces 2 piece exhaust adapter & elbow for Mercruiser 120, 140, 2.5L, & 3.0L marine engines from 1982 to 1989.

• Sierra exhaust riser kit
• Fits Mercruiser 3.0L/LX models from 1990-1998
• Includes 18-2833 gasket, 18-2748 bellows, clamps, and 18-8551 mounting hardware
• For use with Sierra 18-1955-1, 18-1954-1, 18-1956-3, and 18-1901 manifolds
• Replaces Mercruiser 12076A1, 12076A2, and 95864A2
• Replaces Osco 2076
• Replaces Sierra 18-1975