Exhaust Manifold Elbow Gasket, Blocked - 18-0672-9 - Sierra
Replaces OEM part #
- MERCURY MARINE 27-8637251
- MERCURY MARINE 27-860231
- Riser: 18-1970-1, 18-1976-1, 18-1974
Fits Manifold: 18-1957-1
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