Originally Posted by lemans
right hand engine casing back from the machine shop.
machined a recess into the timing-side main to accept a SKF NKI 35/20 TN needle roller.

Do you know how they based machining of the recess ?
Why did you picked up this particular bearing ?
I know - the size of it is very close to the bush, but this drawn cage as a base looks not too solid for my untrained eye smile.