According to the 2002 Lincoln Navigator Owner Guide : ( 5W-20 engine oil is recommended )
The manufacturer recommends that you use 10W-30 weight motor oil in your 2002 BMW 530 diesel. You can use a 10 W-40 weight motor oil in high mileage engines.
WE recommend 5W30
A 2002 Subaru Legacy uses standard 10w-30 weight motor oil. During the winter, a lighter weight oil may be desirable in particularly harsh locations.
5w-20 see linkwww.ilma.org/resources/chart_oil_recommendations.pdf
SAE 5w20 any premium brand.
For a 2002 Kia Sportage the recommended oil to be used is a 10W-30. Most vehicles use this weight of oil. Depending on the climate it is best to stick with the recommended oil weight for your vehicle.
5w30
According to the 2002 Lincoln LS Owner Guide : For the 3.9 liter V8 engine : ( 6.0 U.S. quarts of 5W-20 engine oil )
Any good quality oil of a weight of 5W-30.
5w30
The 2002 Ford F-150 Owner Guide shows ( 5W-20 ) engine oil