Mercury outboard spare part 991734 (GASKET). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits V-150 HP (2.5L), V-200 (2.5L). Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 991734 (GASKET), documented in 103 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 105-jet | 0D082000 THRU 0G303045 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 105-jet | 0G303046 THRU 0G760299 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 110-jet-2-5l | 1B690542 THRU 1B974227 | -, 22 | 1 | View |
| Mercury 2-STROKE-CARB | 140-jet | 0D082000 THRU 0G303045 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 140-jet | 0G303046 THRU 0G760299 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 140-jet | 0G760300 THRU 0G960499 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 140-jet | 0G960500 THRU 0T178499 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 6-hp | 0A197112 THRU 0D280999 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 6c-hp | 6H8 000317 THRU 010381 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 6c-hp | 6H8 010382 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 6c-hp | 6H8 300171 THRU 306502 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 6c-hp | 6H8 306503 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 6d-hp | 6H6 001302 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 6d-hp | 6H6 300406 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 8-hp | 0A197112 THRU 0D280999 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 8c-hp | 6G1 027238 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 8c-hp | 6G1 316712 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 8c-hp | 6G1 7008786 THRU 0B367529 | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 8k-hp | 680 348706 UP | 41 | 1 | View |
| Mercury 2-STROKE-CARB | 8k-hp | 680K 300302 UP | 41 | 1 | View |
| Mercury 2-STROKE-CARB | v-135 | 0A904646 THRU 0C100860 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-140-international | 0T178500 THRU 1B226999 | 0, 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-150 | 0A904646 THRU 0C100860 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-150-magnum | 5600162 THRU 0A904645 | 26 | 1 | View |
| Mercury 2-STROKE-CARB | v-150-marathon | 5600162 THRU 0A904645 | 26 | 1 | View |
| Mercury 2-STROKE-CARB | v-150-work | 4868998 THRU 0A904645 | 26 | 1 | View |
| Mercury 2-STROKE-CARB | v-150-xr-2 | 4868998 THRU 0A904645 | 26 | 1 | View |
| Mercury 2-STROKE-CARB | v-1500 | 4868998 THRU 0A904645 | 26 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 0C100861 THRU 0C239552 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 0C239553 THRU 0D081999 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 0D082000 THRU 0G303045 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 0G303046 THRU 0G760299 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 0G760300 THRU 0G960499 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 4301235 THRU 0C100860 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175 | 8058870 THRU 0B384939 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-175-ski | 0D082000 THRU 0G303045 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-200 | 0C100861 THRU 0C291519 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | v-200 | 0D082000 THRU 0G303045 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | v-200 | 0G303046 THRU 0G760299 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | v-200 | 0G760300 THRU 0G960499 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | v-200 | 0G960500 THRU 1B226999 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | v-200 | 5239232 THRU 0C100860 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | v-200-2-5l-1991-only | 0C291520 THRU 0D081999 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | xr-4-magnum-ii | 0B242885 THRU 0C100860 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | xr-4-magnum-ii | 0C100861 THRU 0C239552 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | xr-4-magnum-ii | 0C239553 THRU 0D081999 | 23 | 1 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0D082000 THRU 0G303045 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0G303046 THRU 0G760299 | 23, 25 | 1 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0G760300 THRU 0G960499 | 23, 25 | 1 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0G960500 THRU 1B226999 | 23, 25 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 115-hp-v6-cyl-2-5l | 0G960500 THRU 0T178499 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0G590000 THRU 0G760299 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0G760300 THRU 0G960499 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0G960500 THRU 0T178499 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0T178500 THRU 0T800999 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0T801000 THRU 1B226999 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 1B227000 THRU 1B417701 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 1B417702 THRU 1B737495 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-pro-xs-6-cyl-2-5l | 1B690542 THRU 2B535572 | -, 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 0G590000 THRU 0G760299 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 0G760300 THRU 0G960499 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 0G960500 THRU 0T178499 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 0T178500 THRU 0T800999 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 0T801000 THRU 1B226999 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 1B227000 THRU 1B417701 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 150-hp-v6-cyl-2-5l | 1B417702 THRU 1B580029 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 175-hp-pro-xs-6-cyl-2-5l | 1B516339 THRU 2B535624 | 0, 22 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 175-hp-v6-cyl-2-5l | 0T178500 THRU 0T800999 | 22 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 175-hp-v6-cyl-2-5l | 0T801000 THRU 1B226999 | 0, 22 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 175-hp-v6-cyl-2-5l | 1B227000 THRU 1B417701 | 0, 22 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 175-hp-v6-cyl-2-5l | 1B417702 THRU 1B508457 | 0, 22 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l-ros | 1E050852 THRU 1E053876 | 0 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-sst-6-cyl-2-5l | 1E050629 THRU 1E053875 | 0 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-pro-xs-6-cyl-3-0l | 1B104549 THRU 1B426560 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-pro-xs-6-cyl-3-0l | 1B426561 THRU 1B752546 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-pro-xs-6-cyl-3-0l | 1B752547 THRU 2B535608 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-pro-xs-6-cyl-3-0l | 1B426561 THRU 1B752546 | 23 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-pro-xs-6-cyl-3-0l | 1B752547 THRU 2B535608 | 23 | 1 | View |
| Mercury 2-STROKE-EFI | 225x-efi-promax | 0T430254 THRU 0T819605 | 0, 41 | 1 | View |
| Mercury 2-STROKE-EFI | 300x-3-0l-pro-max | 0T235084 THRU 0T429939 | 25 | 1 | View |
Another 23 location(s) are recorded but not listed here. Use the model links above to open the matching diagram.
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