Product Details
DESCRIPTION: OKO High Torque Starter motor for 150cc and 125cc GY6 4-stroke QMJ152/157 QMI152/157 engines.This Starter Motor is recommended for any GY6 with a Big Bore Kit or Stroker Big Bore Kit.Bolt Hole Spacing: 78mmShaft Length: 18mmShaft Diameter: 11.5mmDiameter (near o-ring): 30mmNumber of Splines: 9GY6 QMI/QMJ 152/157, Various unlisted makes/models
Additional information
| Weight | 2.2 lbs |
|---|---|
| Dimensions | 7 × 4 × 4 in |
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 125cc, 150cc, GY6, 4-Stroke
- Fitment Notes: Big Bore, Performance
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Is this for 125cc scooters?
A: This SKU is listed with 125cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 2.2 lbs |
|---|---|
| Dimensions | 7 × 4 × 4 in |





