hi to all i have a hoped up hpi evo rush i upgraded the engine from standerd t15 to a g3.0 i know this engine has much more torgue as i need it for where i use my car problem is i have stripped 3 drop down gears in the gear box have ordered new ones also orderd a firestorm gearbox to see if i can make mine stronger i hope!! dose anyone know how to get around this prblem i am going to try slackin slipper cluch this weekend and try set car up but would be much better if there was a more bulky fix to this problem