I'm running Mobil 1 EP 10W-30 with the Mobil 1 EP filter on my 1994 Corolla with 4A-FE (1.6L) I'm not sure exactly how many miles the engine has, the body has 269000 miles but the engine is out of a 1995 and the spark plugs look extremely good, no evidence of being an oil burner. I've ran 4500...