Your OEM is less than 100a. You need a SD400
https://www.revolutiongolfcars.com/p...lenoid-48-volt for that controller, although if you have it turned up, the OEM motor will eventually burn out. You also need 2g cables if you do not have them already.
You may want to call David Hicks at Revolution Golf Cars 706-431-3917 and seek his advice so you are setting yourself up for the best scenario.