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International Automotive Technicians Network
Posted to Technical Discussion Forum on 3/18/2024 1 Reply

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WSS-M2C947-B1 was the ILSAC Gf-5/SN+ based 0W-20 spec. It was superceded by WSS-M2C962-A1 (Based on GF-6a with some enhanements). It's fine and it's even "More Gooder".

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