since were looking at older bikes brought up to date have a look at this http://www.ebay.co.uk/itm/YAMAHA-RD350-LC-HYBRID-SPECIAL-/180700028087?pt=UK_Motorcycles&hash=item2a128f9cb7
i got a power socket from a scrapyard passat est and fitted it to my fairing it lets power in as well as out so i put a plug on me optimate and plug it in the socket
just found this exhaust and at first i thought they were well smart then i noticed theres nowhere to put your heel http://www.ebay.co.uk/itm/Suzuki-1250-Bandit-07-08-09-10-11-08-10-GSX650-exhaust-/250859561700?pt=Motorcycles_Parts_Accessories&hash=item3a686522e4