This is a genuine Tohatsu alternator assembly (stator) used under the flywheel to generate charging power for the engine’s electrical system. It cross-references Tohatsu 3R0-06123-0 (also listed as 3R0061230M) and Mercury/Mariner 16058003 (listed as “stator” in Mercury parts diagrams).

Before ordering: confirm fitment by matching the part number on your existing unit and your engine model/serial range. Stator/alternator assemblies can vary by year and specification.

• Part: Alternator Ass’y / Stator (under-flywheel charging coil assembly)
• OEM references: Tohatsu 3R0-06123-0; Tohatsu 3R0061230M; Mercury/Mariner 16058003
• Verified applications (per OEM catalogs): 4-stroke Tohatsu MFS25A & MFS30A and Nissan NSF25A & NSF30A (shown for 2002 model-year listings)
• Mercury/Mariner listing: used as stator 16058003 on Mercury 25 Sea Pro (4-stroke) (serial 0R051710 & up)
• Brand: Tohatsu (Genuine OEM)

Fitment varies by engine version. Always confirm the part number on your existing alternator/stator or engine documentation before ordering.

Tohatsu image/ID disclaimer: product images may be generic and may not show the exact alternator/stator supplied. Do not rely on the image—match the exact part numbers (3R0-06123-0 / 3R0061230M / 16058003) and your engine details before purchase.