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20 or 60

  1. Tech Discussion
    Hi, I am running an injection 3.9 V8 rover engine in my 32 coupe. At the moment I an running it on Valvelene 15/50 but was wondering if the would be any problems or advantages on running it on 20/60 300V LE MANS as these engines tend to run a bit hot at times and keeping the oil as thick as...
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