Hi all! i'm currently rebuilding a friend's 2 stroke engine, a yamaha rx135 single. There are corrosion pits (metal eaten away) because the motor was not used...
Where is this metal eaten away ? On the steel crank ? Bronze welding requires HEAT = would probably warp the crank - and reduce the steels strength...
RohanB
newboltz333@...
Jul 8, 2009 12:27 am
... I'd be shy about bronzing them. There are these really trick little ultra thin hardened sleeves that you can buy, used on truck cranks and similar, only...
Ian
iwd@...
Jul 8, 2009 4:17 am
Grind, chrome plate, degas, regrind. Ken A ________________________________ From: Ian <iwd@...> To: mc-engine@yahoogroups.com Sent: Tuesday, July 7, 2009...
Yes, they are called Redi-Sleeve or Speedy Sleeve or Seal Saver.. they work great.! They are a super thin stainless sleeve that pressed on to the shaft. I...
They supplied some heat-conductive compound for instances where there is a deep worn groove. Without it, the thin sleeve could overheat locally, due to no...
If it only where the seal runs on the shaft and depending on the depth, it can be turned down on a lathe to clear the pits. What I have done in the past is...
The corrosion pits are located on the right side (clutch side where the stagnant oil probably ate the materials. As per visual inspection the pits are not that...
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