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Engine break-in procedure

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    #16
    Originally posted by BahnE30
    i'd heat cycle it a couple of times, to break in the cam, drive it hard for about the first 20 or so miles to seat the rings, then change the oil, drive it easy for the next 500 and call it broke in, at least thats how the old man broke in his new e30 and it's got 380,xxxkms on it and hasn't been rebuilt or burn oil, it's seen probably 3-4 autocrosses a year for the past 4-5 years and hasn't had an easy life but has been well maintained.

    always break in a new motor with dino oils as synthetic's are to "slippery" and make the break in process last longer.
    And by heat cycling you mean:
    Let it idle up to temp, shut off to cool down, and repeat?

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