814247A3GEAR HOUSING ASSEMBLY 1.78:1 Gear Ratio - Black (BLACK)

Fits models / variants:

Mercury outboard spare part 814247A3 (GEAR HOUSING ASSEMBLY 1.78:1 Gear Ratio - Black (BLACK)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 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 814247A3 (GEAR HOUSING ASSEMBLY 1.78:1 Gear Ratio - Black (BLACK)), documented in 16 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB105-jet0D082000 THRU 0G303045-1View
Mercury 2-STROKE-CARB105-jet0G303046 THRU 0G760299-1View
Mercury 2-STROKE-CARB140-jet0D082000 THRU 0G303045-1View
Mercury 2-STROKE-CARBv-175-ski0D082000 THRU 0G303045-1View
Mercury 2-STROKE-CARBv-200-2-5l-1991-only0C291520 THRU 0D081999-1View
Mercury 2-STROKE-CARBxr-4-magnum-ii0B242885 THRU 0C100860-1View
Mercury 2-STROKE-CARBxr-4-magnum-ii0C100861 THRU 0C239552-1View
Mercury 2-STROKE-CARBxr-4-magnum-ii0C239553 THRU 0D081999-1View
Mercury 2-STROKE-CARBxr-6-magnum-iii0D082000 THRU 0G303045-1View
Mercury 2-STROKE-EFI150-hp-pro-max-super-mag0D935000 THRU 0G610049-1View
Mercury 2-STROKE-EFI200-efi-pro-max-super-mag0D935000 THRU 0G610079-1View
Mercury 2-STROKE-EFI200-efi-pro-max-super-mag0G857000 THRU 0G858150-1View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T429939-1View
Mercury 2-STROKE-EFIv-175-mag0D082000 THRU 0G303045-1View
Mercury 2-STROKE-EFIv-175xri0D082000 THRU 0G303045-1View
Mercury 2-STROKE-EFIv-200-mag0D082000 THRU 0G303045-1View

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Appears in diagrams of these models

  • XR-4 / MAGNUM II