Rotella T4 is certified CK-4 and CJ-4. It is on the Ford approved list. 10W30 or 15W40.
https://www.fcsdchemicalsandlubrican...SSM2C171F1.pdf"]
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Scott & Alta
2017 Montana 3160RL, Legacy, Onan 5.5Kw, Solar
2022 F-450 Lariat Ultimate
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