Mercury outboard spare part 82131M (COTTER PIN COTTER). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 40C (TWIN CARB) (W/AUTO-BLEND), 30A, 25C (THRU PROP. EXHAUST), 40 (TWIN CARB) (W/OIL INJECTION), 40C (TWIN CARB), 75 3 CYL, 80 3 CYL, 25 K, 30 2 CYL (International), 35 2 CYL, 40 LIGHTNING XR (International), 60 2 CYL, W40 (W/MARATHON), XR-4 / MAGNUM II. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 82131M (COTTER PIN COTTER), documented in 44 exploded diagram location(s), across the 2-STROKE-CARB series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 010112 UP781View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 250820 UP781View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 306543 UP781View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 550694 UP781View
Mercury 2-STROKE-CARB20c-thru-prop-exhaustARCHIVE CAT 96333781View
Mercury 2-STROKE-CARB25-k62CK 200454 THRU 00313272111View
Mercury 2-STROKE-CARB25-kARCHIVE CAT 82711594111View
Mercury 2-STROKE-CARB25-kARCHIVE CAT 97032111View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 000101 THRU 023895111View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 250101 THRU 253861111View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 300101 THRU 318173111View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 550101 THRU 555959111View
Mercury 2-STROKE-CARB25c-thru-prop-exhaustARCHIVE CAT 12536111View
Mercury 2-STROKE-CARB30-2-cyl-international0N001875 THRU 0N055504111View
Mercury 2-STROKE-CARB30-2-cyl-international0N055505 UP111View
Mercury 2-STROKE-CARB30-2-cyl-internationalARCHIVE CAT 85383397111View
Mercury 2-STROKE-CARB30a689 000366 THRU 022058111View
Mercury 2-STROKE-CARB30a689 022059 THRU 689 230100 M111View
Mercury 2-STROKE-CARB30a689 100251 THRU 105324111View
Mercury 2-STROKE-CARB30a689 105325 THRU 689 530100 ML111View
Mercury 2-STROKE-CARB30a689 301911 THRU 321376111View
Mercury 2-STROKE-CARB30a689 321377 THRU 689 250100 E111View
Mercury 2-STROKE-CARB30a689 401216 THRU 411946111View
Mercury 2-STROKE-CARB30a689 411947 THRU 689 550100 EL111View
Mercury 2-STROKE-CARB35-2-cyl209608 THRU 0B110788111View
Mercury 2-STROKE-CARB35-2-cyl6445653 THRU 0B110788111View
Mercury 2-STROKE-CARB35-2-cyl9384476 THRU 0B110788111View
Mercury 2-STROKE-CARB40-lightning-xr-international0N000513 THRU 0N056164111View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 015001 THRU 09785866111View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 150001 THRU 09785866111View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 350001 THRU 09785866111View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 450001 THRU 09785866111View
Mercury 2-STROKE-CARB40c-twin-carb6E9 000106 THRU 6E9 007665 M77, 781View
Mercury 2-STROKE-CARB40c-twin-carb6E9 100101 THRU 6E9 105013 E77, 781View
Mercury 2-STROKE-CARB40c-twin-carb6E9 300126 THRU 6E9 309343 ML77, 781View
Mercury 2-STROKE-CARB40c-twin-carb6E9 400231 THRU 6E9 423162 EL77, 781View
Mercury 2-STROKE-CARB40c-twin-carb-w-auto-blend6E9 007666 THRU 6E9 01500024, 772, 1View
Mercury 2-STROKE-CARB40c-twin-carb-w-auto-blend6E9 105014 THRU 6E9 150000242View
Mercury 2-STROKE-CARB40c-twin-carb-w-auto-blend6E9 309344 THRU 350000242View
Mercury 2-STROKE-CARB40c-twin-carb-w-auto-blend6E9 423163 THRU 450000242View
Mercury 2-STROKE-CARB40c-twin-carb-w-auto-blend6E9 500101 THRU 00503940242View
Mercury 2-STROKE-CARB80-3-cyl0A996142 THRU 0B240450151View
Mercury 2-STROKE-CARBw40-w-marathon6F6 005206 THRU 00365385771View
Mercury 2-STROKE-CARBw40-w-marathon6F6 308308 THRU 00365385771View

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Appears in diagrams of these models

  • 40C (TWIN CARB) (W/AUTO-BLEND)
  • 30A
  • 25C (THRU PROP. EXHAUST)
  • 40 (TWIN CARB) (W/OIL INJECTION)
  • 40C (TWIN CARB)
  • 75 3 CYL
  • 80 3 CYL
  • 25 K
  • 30 2 CYL (International)
  • 35 2 CYL
  • 40 LIGHTNING XR (International)
  • 60 2 CYL
  • W40 (W/MARATHON)
  • XR-4 / MAGNUM II