I just went to the Castrol USA website and I noticed that Castrol is now producing 5W-20 Syntec.
quote:The really interesting part is that Castrol Syntec 5W-20 "exceeds all the requirements of ILSAC GF-4 and GF-3 for API Certified Gasoline Engine Oils." web page You will need to click on the picture of the Castrol Syntec bottle and then after downloading the web page click on grades and veiw the pop-up. [ January 19, 2004, 09:15 AM: Message edited by: Sin City ]
NEW! SAE 5W-20: Castrol SYNTEC is the first major full synthetic oil brand to offer a 5W-20 that is specifically formulated to meet the needs of Ford and Honda 5W-20 service. SYNTEC 5W-20 provides excellent cold weather performance and exceeds the stringent performance, fuel economy and fuel economy retention requirements of the upcoming ILSAC GF-4 specification. SYNTEC 5W-20 also meets the stringent Ford WSS-M2C930-A and Ford WSS-M2C153-H specifications, and exceeds all the requirements of ILSAC GF-4 and GF-3 for API Certified Gasoline Engine Oils.