Mercury outboard spare part 91637M (SEAL). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 30A, 15K HP, 20C (THRU PROP. EXHAUST), 25C (THRU PROP. EXHAUST), 40B (THRU PROP. EXHAUST), 40C (TWIN CARB), 25 K. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 91637M (SEAL), documented in 33 exploded diagram location(s), across the 2-STROKE-CARB series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB15k-hp65G 200197 THRU 00301769131View
Mercury 2-STROKE-CARB15k-hp65G 602581 THRU 00301769131View
Mercury 2-STROKE-CARB15k-hp6M7K 100382 THRU 6B81000215131View
Mercury 2-STROKE-CARB15k-hpARCHIVE CAT 81708090131View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 010112 UP21View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 250820 UP21View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 306543 UP21View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 550694 UP21View
Mercury 2-STROKE-CARB20c-thru-prop-exhaustARCHIVE CAT 9633321View
Mercury 2-STROKE-CARB25-k62CK 200454 THRU 0031327291View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 000101 THRU 02389521View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 250101 THRU 25386121View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 300101 THRU 31817321View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 550101 THRU 55595921View
Mercury 2-STROKE-CARB25c-thru-prop-exhaustARCHIVE CAT 1253621View
Mercury 2-STROKE-CARB30a689 000366 THRU 02205821View
Mercury 2-STROKE-CARB30a689 022059 THRU 689 230100 M21View
Mercury 2-STROKE-CARB30a689 100251 THRU 10532421View
Mercury 2-STROKE-CARB30a689 105325 THRU 689 530100 ML21View
Mercury 2-STROKE-CARB30a689 301911 THRU 32137621View
Mercury 2-STROKE-CARB30a689 321377 THRU 689 250100 E21View
Mercury 2-STROKE-CARB30a689 401216 THRU 41194621View
Mercury 2-STROKE-CARB30a689 411947 THRU 689 550100 EL21View
Mercury 2-STROKE-CARB30aARCHIVE CAT 8111559021View
Mercury 2-STROKE-CARB40b-thru-prop-exhaustARCHIVE CAT 9453521View
Mercury 2-STROKE-CARB40b-thru-prop-exhaustE 676 B100461 THRU B10278521View
Mercury 2-STROKE-CARB40b-thru-prop-exhaustEL 676 B400420 THRU B40525021View
Mercury 2-STROKE-CARB40b-thru-prop-exhaustM 676 B000106 THRU B00278021View
Mercury 2-STROKE-CARB40b-thru-prop-exhaustML 676 B300101 THRU B30242521View
Mercury 2-STROKE-CARB40c-twin-carb6E9 000106 THRU 6E9 007665 M21View
Mercury 2-STROKE-CARB40c-twin-carb6E9 100101 THRU 6E9 105013 E21View
Mercury 2-STROKE-CARB40c-twin-carb6E9 300126 THRU 6E9 309343 ML21View
Mercury 2-STROKE-CARB40c-twin-carb6E9 400231 THRU 6E9 423162 EL21View

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Appears in diagrams of these models

  • 30A
  • 15K HP
  • 20C (THRU PROP. EXHAUST)
  • 25C (THRU PROP. EXHAUST)
  • 40B (THRU PROP. EXHAUST)
  • 40C (TWIN CARB)
  • 25 K