I do not know if it was a typing error or what but it lists approvals for ford spec that are for specific oil weights and has them listed wrong.

FORD WSS-M2C945-A

SAE 5W-30

This spec is for 5W20 oil

FORD WSS-M2C946-A SAE 5W-20

This spec is for 5W30 o... Login to read more.