Thread: what oil to use in a freshly built 400bhp cossie
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Old Dec 8, 2005 | 02:07 PM
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oilman
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Run in on a 10w-40 semi (it will be petroleum based) and then change to Silkolene PRO S 10w-50, PRO R 15w-50 or Motul 300V 15w-50

Cheers
Simon
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