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  1. Alfa 159, Brera & Spider
    Hello All, Is it ok to use SAE 5W 30 oil in the 159 - 1.9 JTDM engine ? As far as I know recommended is SAE 5 W40 ...not sure if there is much difference to 5w 30. I'm thinking 5W 30 is thinner at engine op temp so better fuel economy ... any thoughts ?
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