Hello Tim!, which grade of oil are you using in your bike?. The 700 likes a good quality mineral oil 10W40. synthetic oils are known to cause lifters to be noisy. I use in mine castrol 20W50 but I only ride it during summer (hot weather).
Best regards, On Saturday, March 16, 2013 4:07:24 AM UTC-4, Tim Hansen wrote: > > 84 700SC, project bike (read as basket case- it came home in boxes) I > picked up last fall. My son the bike mechanic and I have been playing with > it in our spare time over the winter and almost have it ready to go. > He rebuilt the carbs for me and put two new tires, new starter, etc. on > it, I repainted it a generic color until I figure out what I want it to > look like and have been fixing the little things like lights and wiring. > Put a new battery in it and it starts. Smoked like hell for the first few > minutes, but it also hadn't been started for about 6 years, so the rings > needed to reseat themselves. > The main problem is lifter rattle. The exhaust valve lifters are loud. My > question is, what can I try before spending a bunch of money on new lifters > to quiet them down without damaging the engine? I know nothing about > hydraulic lifters other than they're supposed to be low maintenance, in > that they are self adjusting. We pulled them out and purged them as per the > manual, but it didn't seem to help much. Since it sat for so long (previous > owner was deployed overseas), have the lifters just died? > > Tim > -- You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/nighthawk_lovers?hl=en-US. For more options, visit https://groups.google.com/groups/opt_out.
