Googled a couple KZ forums and chatter there suggests that 454 valves are tempermental, require frequent adjustment and can mimic carb malfunctions, especially the cold/hot problem you're experiencing.
Dunno how true, but maybe worth investigating. On Jan 14, 1:15 pm, Graham Rogers <grahamjoanrog...@gmail.com> wrote: > I have cleaned the carbs on a 454 and the bike runs great - when I can > get it started. No matter what the temperature is (at least so far > this winter) I have to spray a real small shot of starting fluid into > each air cleaner intake to get the bike started. It won't take any > choke. In fact the choke just 'chokes' it. Without using the choke, > even in 40 degree 'garage temp', just the smallest shot of fluid and > the bike starts right up and quickly settles in to a nice idle. It > will start again as often as I try it, without starting fluid, until > it's completely cold (like next day), and then it's back to starting > fluid to get it going again. Any suggestions as to what's going on? > It has new air filters, new oil and plugs. It wasn't running when I > bought the bike a couple of weeks ago. Graham -- You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. To post to this group, send email to nighthawk_lovers@googlegroups.com. To unsubscribe from this group, send email to nighthawk_lovers+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/nighthawk_lovers?hl=en.
