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Honda Starter Motors

Starter Motor for Honda 75-150 HP

SKU: MXST-IMI370

$1,125.00
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The IMI370 is a premium 12-volt aftermarket replacement starter motor designed for selected 75HP to 150HP 4-stroke outboard engines. Featuring a 9-tooth drive gear, clockwise rotation and offset gear reduction construction, it provides reliable engine cranking. Supplied as an upgraded replacement with mounting hardware, this starter may differ in appearance from the original assembly while providing compatibility with specified engine applications.

Key benefits

Key Benefits

  • - 12V electric starter motor
  • - 9-tooth drive gear
  • - Clockwise (CW) rotation
  • - Offset Gear Reduction (OSGR) construction
  • - Premium replacement starter design
  • - Suitable for selected 4-stroke outboard engines
  • - Replacement mounting brackets and installation instructions supplied according to distributor information

Specifications & Dimensions

  • - Part Number: IMI370
  • - Product Type: Electric Starter Motor
  • - Voltage: 12V DC
  • - Drive Gear Teeth: 9
  • - Rotation Direction: Clockwise (CW)
  • - Starter Design: Offset Gear Reduction (OSGR)
  • - Engine Type: 4-Stroke
  • - Mounting Configuration: Replacement brackets supplied

Compatible Outboard Motors

  • Honda 4-Stroke Outboards
  • - Honda BF75D – 75HP: 2007–2017
  • - Honda BF80 – 80HP: Selected models, production years not confirmed
  • - Honda BF90D – 90HP: 2007–2017
  • - Honda BF100 – 100HP: Selected 2007–2017 applications
  • - Honda BF115D – 115HP: 2007–2017, listed in an earlier catalogue
  • - Honda BF135 – 135HP: 2004–2015, listed in an earlier catalogue
  • - Honda BF150 – 150HP: 2004–2015, listed in an earlier catalogue
  • The newer catalogue concentrates on BF75D, BF80, BF90D and BF100 applications. The BF115D, BF135 and BF150 references come from an older catalogue and require individual confirmation before advertising guaranteed fitment.

Cross-Reference / Replacement Part Numbers

  • Honda OEM References
  • - 31200-ZY9-H01
  • - 31200-ZY9-003
  • - 31200-ZY9A-0031
  • - 31200-ZY6-003 — older catalogue reference, requires verification

Signs the Starter Motor Needs Replacing

  • - Engine fails to crank despite a fully charged battery
  • - Clicking noise when turning the ignition key
  • - Slow or intermittent engine cranking
  • - Grinding or unusual noises during starting
  • - Excessive starter motor heat
  • - Worn or damaged starter drive gear
  • - Corroded electrical terminals or damaged starter housing

Important Fitment Information

  • - Confirm 12V electrical operation.
  • - Verify the 9-tooth drive gear and clockwise rotation.
  • - Check the original starter against the listed OEM replacement numbers.
  • - Confirm engine model, production year and serial number.
  • - The replacement starter may differ in appearance from the original assembly.
  • - Confirm the supplied mounting brackets and installation instructions.
  • - Verify compatibility before ordering, particularly for 115HP–150HP engines.

Shipping

Ships Australia-wide