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Amazon.com: Glixal ATKS-041 High Performance Racing Variator Kit with 6.5 gram Roller Weights for Chinese Scooter Moped ATV 4-Stroke GY6 50cc 80cc 100cc 139QMB 139QMA Engine Front Clutch : Automotive
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Amazon.com: Glixal ATKS-042 GY6 125cc 150cc High Performance Racing Variator Kit with 13g Roller Weights for Chinese 4-Stroke 152QMI 157QMJ Scooter Moped ATV Engine Front Clutch : Automotive
Amazon.com: NCY [11 gram set] Variator Roller Weights (18 x 14) for GY6 and Genuine Scooters NCY : Automotive
Amazon.com: Polini Evolution Clutch Bell for GY6 (150cc) 125/150cc : Automotive
Amazon.com: Glixal ATKS-042 GY6 125cc 150cc High Performance Racing Variator Kit with 13g Roller Weights for Chinese 4-Stroke 152QMI 157QMJ Scooter Moped ATV Engine Front Clutch : Automotive