Hi to all

I ben looking for a great place like this
i have 2001 gem e825 that i bough a while back
the last oner hooked up the battery’s up back wards
and let the magic smoke out of box
ive replaced the controller with a t2 box and a 5hp motor out of a 2008 and yes had to fabe the shock mount got it running now i would like to make it faster of course
i have ge sentry soft wear and made some changes
and got it to do 31 mph on a flat road with a gps
but i would like it to get there faster any help would appreciated
thanks michael