Owner's manual says 5W-30, is it safe to run
10W-30? I've got an extra case of castrol 10W-30 from another car and wondering if I could run it a 1997 Mustang with the 4.6 V8.
Thanks
10W-30? I've got an extra case of castrol 10W-30 from another car and wondering if I could run it a 1997 Mustang with the 4.6 V8.
Thanks