help for maxx

[thomasmaxx]

hi to all i have a problem and i will need your help
I have an e maxx whith tons of upgrade G2 gorillamaxx , hardocore racing tower - skid plates , proline shoks , monster mamba motor ( and a lehner ) 40 big joes wheel from proline steel dvds , etc etc this baby is cost me a lot of money and since i am from greece the cost was big with all the transports since here there is no traxxas store .It was lay at my warehouse for to long and its time to live again so a have some questions
1 can i put the new slipper cluch is it fit ? ( my old is not holding much more its time to chance it before its complety broke )
2 or can i put the new 3905 diff s do they fit ?
3 and what gearing u propose whith the mamba 2200 ?
4 where can i find a single speed transmision case ? ( the 2 speed is not working so well but gorilla is closed ... )

to much questions i know but here the traxxas are rare
thanks ( more questions to come be patience whith me )