NO RELIGION WAT!
Roller bearings in place of the solid bearings in automotive engines! What a novel idea:rock:
Not necessarily true. Depends on a variety of things. Materials, clearances, speeds, coefficient of friction...:chiefwoohaw::chiefwoohaw:Roller or ball bearings do not have the load carrying capabilty of babbit bearings, or bushings. With conventional bearings, the load is spread out over the whole journal of the crank.