Variator Set 21mm 15 teeth JOG Minarelli 2 Stroke Scooter Moped ATV

Variator Set 21mm 15 teeth JOG Minarelli 2 Stroke Scooter Moped ATV
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Price: $39.99 $39.99
Availability: In Stock
Part Number: 300-1037V-1002
Average Rating: Not Rated

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This is a complete replacement 21mm Variator Kit (15 teeth, 12mm wristpin)  including the drive faces, fan, 6.5g copper core rollers, sliders and slide bushing for the 2-stroke Minarelli JOG 90 Chinese scooter engine. This improved variator eliminates the spline key and has integrated it into the outer drive face. This variator is also found on many ATVs, buggies, and carts. This will fit engine number QJ1P39QMB-3 which can be found on the Baja Sun City SC50, CPI, CPI Oliver, Vento Triton and others.


  • Drive face Outside Diameter: 93mm
  • Ramp Plate Inside Diameter: 16.5mm
  • Fan Inside Diameter: 16mm
  • Boss Outside Diameter: 21mm
  • Boss Inside Diameter: 16mm
  • Roller Weights: 6.5g 

We stock the Standard, Gates Powerlink and the extremely durable Bando Performance belts for all applications including use on the Bombardier, TNG, Vento and many other brand names.

Mechanics Note: There are two different sizes in 2-stroke variators, one has a 18mm inner slider bushing diameter, the other with an 21mm diameter. This size corresponds with your engine's piston wrist pin diameter.  An 18mm has a 10mm wrist pin and the 21mm has a 12mm wrist pin.  The 18mm variator has 17 teeth and the 21mm variator has 15 teeth.

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