I just got off the phone with honda after being told by my local parts dealer that the fuel pressure regulators are on backorder from honda,honda has told me that there has been a increase in the sales of these regulators on the injected blackbirds.i have less than 6000 miles on my bike and told him that and he said there was some honda techs that were looking at some of the failed regulators and said they looked like the rubber diaphram had been eaten away,they say at this point it could be fue