Gee, that's helpful.............
Would you mind putting that in "English" so us poor mortals can read it?
Thank you, Jerry
I translated as best he could
Bronze bushings for crankshaft no longer 12 years
for this reasons few
When we did the crankcase. there were many defects with the sleeve. sleeve melted or cranks
the cost of a small engine and
Make for another not, the price does not allow
We remembered the method of automotive and removed the sleeve
as the crankshaft is made of aluminum + copper + silicon + magnesium
That crankshaft has a hardness of 120-140 Brinell and silicon crystals help to reduce friction.
So emergency ejection sleeves in no way affected the performance and resource engine.
Incidentally removed in passing the problem of bronze galling to the crankshaft