Re: Oil Pump Assessment

Posted by Gary49eight On 2022/3/22 3:09:12
Drain that oil. 10W30 is fine for these new sewing machines but poison for prehistoric engines with greater bearing clearance. It needs 20W50. You will find improved oil pressure immediately.
Also you might want to use 20W50 suitable for Diesels, it keeps the insides of the engine from gunging up.
Gary

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