Mercury outboard spare part 8M0171808 (SEAT VALVE). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 75 3 CYL, 140 JET, 2.5 HP, 3.3 HP, 6C HP, 80 3 CYL, 8C HP, 105 JET, 6D HP, 8K HP, 110 Jet (2.5L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8M0171808 (SEAT VALVE), documented in 43 exploded diagram location(s), across the 2-STROKE-CARB series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB105-jet0G303046 THRU 0G760299211View
Mercury 2-STROKE-CARB110-jet-2-5l1B690542 THRU 1B974227211View
Mercury 2-STROKE-CARB2-5-hp0A855097 THRU 0G710612211View
Mercury 2-STROKE-CARB2-5-hp0G710613 THRU 0T894576211View
Mercury 2-STROKE-CARB2-5-hp0P017000 THRU 0P400999211View
Mercury 2-STROKE-CARB2-5-hp0P401000 THRU 1B569998211View
Mercury 2-STROKE-CARB2-5-hp0T894577 THRU 1B569998211View
Mercury 2-STROKE-CARB3-3-hp0D901217 THRU 0G710612211View
Mercury 2-STROKE-CARB3-3-hp0G710613 THRU 0T894576211View
Mercury 2-STROKE-CARB3-3-hp0P017000 THRU 0P400999211View
Mercury 2-STROKE-CARB3-3-hp0P401000 THRU 1B569998211View
Mercury 2-STROKE-CARB3-3-hp0T894577 THRU 1B569998211View
Mercury 2-STROKE-CARB3-5-hp6202173 THRU 0A809600211View
Mercury 2-STROKE-CARB3-5-hpARCHIVE CAT 822366211View
Mercury 2-STROKE-CARB3-hp0A855097 THRU 0G710612211View
Mercury 2-STROKE-CARB3-hp0A855097 THRU 0G710612 2211View
Mercury 2-STROKE-CARB6c-hp6H8 000317 THRU 010381211View
Mercury 2-STROKE-CARB6c-hp6H8 010382 THRU 0B367529211View
Mercury 2-STROKE-CARB6c-hp6H8 300171 THRU 306502211View
Mercury 2-STROKE-CARB6c-hp6H8 306503 THRU 0B367529211View
Mercury 2-STROKE-CARB6d-hp6H6 001302 THRU 0B367529211View
Mercury 2-STROKE-CARB6d-hp6H6 300406 THRU 0B367529211View
Mercury 2-STROKE-CARB75-3-cyl0A996142 THRU 0B240450211View
Mercury 2-STROKE-CARB75-3-cyl0B240451 THRU 0C221999211View
Mercury 2-STROKE-CARB75-3-cyl0C222000 THRU 0D283221211View
Mercury 2-STROKE-CARB75-3-cyl0D283222 THRU 0 0G760299211View
Mercury 2-STROKE-CARB75-3-cyl0G760300 THRU 0T979999211View
Mercury 2-STROKE-CARB75-3-cyl0P017000 THRU 0P325499211View
Mercury 2-STROKE-CARB75-3-cyl0P325500 THRU 0P557439211View
Mercury 2-STROKE-CARB75-3-cyl0T980000 THRU 1B214111211View
Mercury 2-STROKE-CARB75-3-cyl1B000000 THRU 2B535625211View
Mercury 2-STROKE-CARB75-3-cyl9483121 THRU 9506480211View
Mercury 2-STROKE-CARB75-3-cyl9506481 THRU 9589038211View
Mercury 2-STROKE-CARB75-3-cyl9589039 THRU 9793576211View
Mercury 2-STROKE-CARB75-3-cyl9793577 THRU 0P016999211View
Mercury 2-STROKE-CARB80-3-cyl0B240451 THRU 0C221999211View
Mercury 2-STROKE-CARB80-3-cyl9483121 THRU 9506480211View
Mercury 2-STROKE-CARB80-3-cyl9506481 THRU 9589038211View
Mercury 2-STROKE-CARB8c-hp6G1 027238 THRU 0B367529211View
Mercury 2-STROKE-CARB8c-hp6G1 316712 THRU 0B367529211View
Mercury 2-STROKE-CARB8c-hp6G1 7008786 THRU 0B367529211View
Mercury 2-STROKE-CARB8k-hp680 348706 UP211View
Mercury 2-STROKE-CARB8k-hp680K 300302 UP211View

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Appears in diagrams of these models

  • 75 3 CYL
  • 140 JET
  • 2.5 HP
  • 3.3 HP
  • 6C HP
  • 80 3 CYL
  • 8C HP
  • 105 JET
  • 6D HP
  • 8K HP
  • 110 Jet (2.5L)