Re: Engine oil for 99 falcon AU
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you could run 10w50 ok - but if you ask me, that'd be a bit thick when warm - you'd likely see less power and increased fuel consumption. personally i'd be really hard pressed to move away from 10w40 (cool states) or 15w40 (warm states).
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Current: Silhouette Black 2007 SY Ford Territory TX RWD 7-seater "Black Banger"
2006-2016: Regency Red 2000 AUII Ford Falcon Forte Automatic Sedan Tickford LPG "Millennium Falcon"
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