Mercury outboard spare part 8375M (PISTON ASSEMBLY (STD)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 30A, 25C (THRU PROP. EXHAUST), 40 (TWIN CARB) (W/OIL INJECTION), 40B (THRU PROP. EXHAUST). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 8375M (PISTON ASSEMBLY (STD)), documented in 23 exploded diagram location(s), across the 2-STROKE-CARB series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 010112 UP32View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 250820 UP32View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 306543 UP32View
Mercury 2-STROKE-CARB20c-thru-prop-exhaust6A9 550694 UP32View
Mercury 2-STROKE-CARB20c-thru-prop-exhaustARCHIVE CAT 9633332View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 000101 THRU 02389532View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 250101 THRU 25386132View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 300101 THRU 31817332View
Mercury 2-STROKE-CARB25c-thru-prop-exhaust695 550101 THRU 55595932View
Mercury 2-STROKE-CARB25c-thru-prop-exhaustARCHIVE CAT 1253632View
Mercury 2-STROKE-CARB30a689 000366 THRU 02205832View
Mercury 2-STROKE-CARB30a689 022059 THRU 689 230100 M32View
Mercury 2-STROKE-CARB30a689 100251 THRU 10532432View
Mercury 2-STROKE-CARB30a689 105325 THRU 689 530100 ML32View
Mercury 2-STROKE-CARB30a689 301911 THRU 32137632View
Mercury 2-STROKE-CARB30a689 321377 THRU 689 250100 E32View
Mercury 2-STROKE-CARB30a689 401216 THRU 41194632View
Mercury 2-STROKE-CARB30a689 411947 THRU 689 550100 EL32View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 015001 THRU 0978586632View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 150001 THRU 0978586632View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 350001 THRU 0978586632View
Mercury 2-STROKE-CARB40-twin-carb-w-oil-injection6E9 450001 THRU 0978586632View
Mercury 2-STROKE-CARB40b-thru-prop-exhaustE 676 B100461 THRU B10278532View

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Appears in diagrams of these models

  • 30A
  • 25C (THRU PROP. EXHAUST)
  • 40 (TWIN CARB) (W/OIL INJECTION)
  • 40B (THRU PROP. EXHAUST)