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Polini Variator 95mm Set (Aprilia, JOG, Zuma 50)

Polini Variator 95mm Set (Aprilia, JOG, Zuma 50)
Polini Variator 95mm Set (Aprilia, JOG, Zuma 50)
Polini Variator 95mm Set (Aprilia, JOG, Zuma 50)
Polini Variator 95mm Set (Aprilia, JOG, Zuma 50)

Description: Polini Variator 95mm Set for 40QMB 2-stroke engine scooters. This kit is designed to improve acceleration on stock, untuned scooters.

NOTE: Does not fit Fuel Injected models. Recommend using a new belt with this kit. Belt and the belt drive-facing plates KEEP DRY. All, other areas apply moly-graphite grease when assembling.

Installation: 1. Slack the belt by opening the CVT clutch gives belt slack to the variator side. 2. Then install the variator drive face while lifting the slack belt further away from the center boss if done properly should not see any splines between variator drive face slop-side and boss flat-side. Should be flushed together. 3. Then install the existing variator fan, washer, and hand-tight nut. 4. Finally, apply blue Loctitetorque nut to 30-35ft-lbs. For reassurance please consult your manufacturer's variator torque specs.


Includes the following Variator, Variator boss, Variator ramp plate, Variator slides, and Roller weights.

1.    Includes Polini Variator 95mm, Roller weights, Variator boss, Variator housing, Variator slides, and Variator top.
•    1x Alumin-Alloy Housing ID: 21mm / OD: 95mm / H: 26.5mm
•    1x Stainless Steel Boss L: 38mm / ID: 13mm / OD: 20mm
•    1x Metal Top Splines: 15 / ID: 14.7<16.3mm / OD: 79.3mm / H: 14.6mm
•    1x Boss Shim ID: 16mm / OD: 20.9mm / H: mm
•    6x Roller Weights (black): 16x13 6.9gm
•    3x Plastic Slides (blue)
•    3x Clutch Springs
•    Made in Italy
•    Fit Clutch: 107mm Sheave33mm Bearing Funnel: 42mm / Nut: M28 / Socket: 39mm / Bell Spline16
•    Fit Variator Shims: 18mm / Drive Spline15
•    Fit Belt Size: 818-19-28 (Fit Aprilia ONLY)
•    Fit Belt Size: 
788-17-30 (Fit JOG ONLY)
•    Fit Belt Size: 748-18-28 (Fit Zuma ONLY)
•    Fit Compression Spring: 1k1.5k2k rpm
•    Fit Clutch Springs: 1k1.5k2k rpm
•    Fit Aprilia 50
Fit JOG 50
•    Fit Zuma 50

Supported Models: Naraku CVT KIT (Part# KIT.A.1E40QMB.788); Yamaha C3, Yamaha Zuma CW50, Yamaha Zuma 50F, Yamaha Vino Minarelli Jog engines, Chinese Yamaha Clones 1PE40QMB 1E40QMB engines, Malaguti, CPI, Aprilia Scooters with Piaggio engines, and Franco-Morini 50cc engines found in the 1E41QMB Suzuki AD50 AG50, TGB R50X, TGB 101, TGB 303, and Peirspeed Scooters, and virtually any scooter engine with these measurements.

Item Weight & Package Dimensions:
•    0.606 pounds | 3.740" (OD) x 3.202" (ID) x 1.288" (H)

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Polini Variator 95mm Set (Aprilia, JOG, Zuma 50)
  • Stock: 40
  • Reward Points: 3
  • Part #: 146-13
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Price in reward points: 99