Bud redo your clutch according to this info http://www.kfactoryracing.com/expert...24130345-74975
If problem still persists come over to the G4S thread and give us as much info as you can and we can give you advice, tips etc....
But first rebuild....
Sure this info will help you understand
casterracing EX-1 Pro, SP Silver Arrow
TOP Racing Scythe, SP 17.5, SP GT Pro 2.0
TOP Racing Scythe, SP 4.5 V2, Hobbywing Xerun 120SD 2.0
TOP Racing Scythe, SP 13.5, Hobbywing Xerun 120SD 2.0