unfortunately there is only 1 negative wire so I could only swap 1 of the 4 cells around that way.
after thinking on it a while I'm pretty sure I'm gonna have to open it up and swap the leads round on the tabs.
Hot Bodies Lightning 2 Pro carbon, Mega 22/30/2, MMM, 4s3-5Ah.
Tamiya F201 carbon, Mamba 7700, MM, 2s A123 2.3ah.
Xray XT8, 1518, MMM, 4s5Ah.
Lots of boats.
fastelectrics.net