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Athena Roller Weights 16X13 GY6 50 Kymco 2t and 4T 50xx
More torque lower the stock size with cylinder kits you can lower to 5 gram for GY6 50 along as you are doing clutch and variator improvements also or stay at 6 grams not to lose top end.
Kymco two stroke scooters will want 7 gram and up
48 Lower States Only