Honda ST1100 with 142,000kms on it. Ryco or valvoline filters (z436 or equivalent). I use 10W40 or 15W40 HDEOs usually, but just started using Castrol Edge 10W60 synthetic as I use it in the car as well. 10,000kms oil and filter change intervals (OEM is 12,500 but 10,oookms is easier to remember!)