That's not what he asked!competionpark said:you're not supposed to on stock or fixed timing 19t motors
If all they are is "wore out" just get the magnets "zapped" (remagnetized). There are various places that do that. Or someone you know might have their own magnet zapper.rcdude216 said:well i knew that but the ones in my can are wore out and i got new ones to replace them