the nitro sport i have has a broken pull start which the spring broke. Well the thing is im wondering if i can take a drill and start the engine with the 1 way bearing with the glow starter in? Also can i put in a bigger motor in place of the traxxas trx pro .15 engine? kinda stupid to ask but i got this car 4 free and i have little knowlege about traxxas engines. well thanx for reading!