Bill Clinton: Forty-Second President of the United States (Rookie Biography) Library Binding â April 1, 1995
Castrol Professional notes that the fuel-specific gap in average mileage widens once more as cars get slightly older. In the 5-6 year bracket, diesel-powered cars travel an average 11,132 miles between two oil changes â 19.4% further than their petrol counterparts, travelling 9,322 miles.
That synthetic oil gets changed at 7,000 miles. But regular conventional oil must be changed every 3,000 miles. My local mechanic that I go to is the the most trustworthy mechanic around. I asked him what if I go 5,000 miles between oil changes.He said, you will ruin your engine eventually.ut regular conventional oil must be changed every 3,000 miles. My local mechanic that I go to is the the most trustworthy mechanic around. I asked him what if I go 5,000 miles between oil changes. He said, you will ruin your engine eventually.