OMC 153 Tooth 12-3/4 Cobra GM 4cyl 120hp 140hp 2.5 3.0L Flywheel 2778809 2778810
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- Removed from a 1989 OMC 3.0L 4-cyl 140hp
For 2-piece Oil Seal Engines
- Used from 1960's - 1989 on all OMC Stringer & Cobra 2.5L & 3.0L 120hp 140hp power plants before they switched to the 1-piece Oil Seal
- Overall good condition.
- Also used in MerCruiser applications.
- The physical part number on the flywheel is 2778810, but the part number according to the diagram is 2778809 and are the same part, just make sure your flywheel also has this number, but they both are the same 153 tooth unit / 12-3/4" overall diameter. Center hole is 2.5"
- If you are unsure if this will work for you, just ask.
- Purchase with confidence!
Please Contact Me if you have additional questions if you are unsure if this will work for you.