S/S engine casing screw kit
 

80 pce screw set for �28.80 all engine casing allen screw set from Stig Fastenings Yamaha XT660 MT03 Engine Casings Stainless Allen Screws upgrade kit: http://www.a2stainless.co.uk/Yamaha-...kit_AKOIT.aspx
I can vouch for the quick service they also provide a helpful diagram to show which go where!

Great find Trekker, a very worthy upgrade for the cash.