Rd350lc master cylinder spy glass o ring Nov 3, 2012 12:29:19 GMT 1 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by skaterboy on Nov 3, 2012 12:29:19 GMT 1 Hi Guys Anyone know were i can get a new o ring for the master cylinder spy glass as mine has gone hard and leaking a bit .