View Single Post
Old 01-31-2020, 09:12 AM   #11
Patrick L.
Senior Member
 
Patrick L.'s Avatar
 
Join Date: May 2010
Location: Largo Florida
Posts: 7,225
Default Re: Bearing fit ... engine oil gravity feed

Quote:
Originally Posted by Bob Bidonde View Post
Bearing clearance should allow crankshaft to turn at about 75 lbs-ft of torque. I do not understand the logic of using 20W50 oil becuase at 50 viscosity, the oil flow is less than a SAE 30.


Bearing clearance should allow the crank to turn very easy. Ring tension is a different animal.

20W50 designation is a 20 weight oil with the film strength of 50.
Patrick L. is offline   Reply With Quote