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beepbeep beepbeep is offline
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Join Date: Jun 2001
Location: Sweden
Posts: 5,515
I changed from 50-weight oil to 30-weight oil and my temps dropped 15 deg C. Same car, same track, two days in between. Thinner oil will bring down the temps in general.

Unfortunately, I have reground cams (watercooled non-P car) so lifters are noisy on idle w/o thicker oil.
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Thank you for your time,
Old 10-08-2008, 05:45 AM
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