10+ Year Contributor
- Jul 12, 2012
my spyder had a 75A alt in it and i upgraded to a 90A, if you do this, MAKE SURE TO CHANGE YOUR ALT FUSE TO 120A. otherwise youll have alot of electrical problems and the battery will not charge! do this fix, its about $3 at Advanced Auto, and itll save you hours of looking for a fix.