Genuine Tohatsu alternator (charging/lighting coil) assembly for the magneto system. This coil mounts under the flywheel and is used to generate charging output when the correct match is confirmed for your outboard.

OEM reference 3C8-06123-1 (also listed as 3C8061231 / 3C8061231M). Cross-reference: Mercury/Mariner 16074-2 (coil/charger) for applicable Mercury/Mariner models.

• Part: Alternator Assy / charge coil (magneto alternator)
• Tohatsu OEM ref: 3C8-06123-1 (also shown as 3C8061231 / 3C8061231M)
• Mercury/Mariner cross-ref: 16074-2
• Fits (Tohatsu/Nissan): 40D (M40D2) and 50D (M50D2) models (fitment is serial/model dependent)
• Notes: Always confirm by engine model/year/serial number and the part number on the component being replaced before ordering.

Serial guidance (Tohatsu): commonly listed for 40D #37998~ and 50D #54652~ and up. Verify against your exact parts diagram.

Tohatsu image/ID disclaimer: Product images for Tohatsu parts may be generic and may not represent the exact item supplied. Do not rely on the image—match the exact part numbers and your engine details before purchase.