I am currently using 5w30 oil with Interval of 8000 km, I have done 6,5000 km, daily mileage is 150km approximately. I wanted to ask as engine is old now should I use higher viscosity oil like 10w40 or 5w30 is fine and also should I reduce oil changing interval?
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Monday, March 18th, 2019 AT 12:15 AM