Originally Posted by Head2Wind
~$23 for a new over flow bottle.... or ~$250 for a heated ultra sonic cleaner will net a clean interior
...or find one of those lucky individuals who work on a drilling rig & beg some detergent off them. The stuff we have cleans out BOP's & mud tanks, so it would have no problem with a grimy coolant reservoir.
'7? Benelli 650S, '80 BMW R100 RS, '93 Ducati 900 SS, '07 KTM 990 Adventure