Mercury outboard spare part 840684A12 (RING SET Piston (12 Rings per Set)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 225X EFI PROMAX. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 840684A12 (RING SET Piston (12 Rings per Set)), documented in 5 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l | 0T818181 THRU 1E000796 | 11 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l | 1E000797 THRU 1E002110 | 11 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l-ros | 1E050852 THRU 1E053876 | 11 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-sst-6-cyl-2-5l | 1E050629 THRU 1E053875 | 11 | 1 | View |
| Mercury 2-STROKE-EFI | 225x-efi-promax | 0T430254 THRU 0T819605 | 11 | 1 | View |
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