oil rating on 2003 Mazda Miata MX-5

What is the best oil rating for my 2003 mazda miata

Asked by for the 2003 Mazda Miata MX-5
The manual says use oil with an API Service “SG, SH, SJ,SL”. If your ambient temperatures are between -15F and +115F either SAE 5W-30 or SAE 10W-30 is acceptable. If you don’t have the owners manual and would like one you can download it free here: