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Old 01-13-2010, 03:47 PM
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RodKnock RodKnock is offline
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Cobra Make, Engine: KMP 539, a Ton of Aluminum
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Quote:
Originally Posted by madmaxx View Post
As far as break in if they dynoed, it is broken in. 95% of break in occurs in the first 20 minutes of engine run time. I would get it up to temperature easy, put a 100 miles on it, stay away from synthetic for 3K miles, run 10W30 as Roush suggest and keep it under 6K.
+1

Roush dyno's all newly built engines, but they should have dyno'ed it again in this situation. You should definitely ask.
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