All solved, I added two more earths as you suggested but also realised that after taking the body off I hadn't done up the body mount bolts so this wasn't helping! Thanks again @duncanrm @kevin in okinawa
*NOTE, battery 1 negative goes to body by battery and ALSO to the top of the engine mount as per the second image in my post. (I forgot to mention this)
HI everyone, this is my first post! I've been building my 60 series for a little over a year and haven't needed to post or ask anything as it's all in these forums so first of all a BIG thank you for sharing all of this knowledge. It's helped enormously!
So my question (that I can't find an...