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Oh man, please tell me this is normal

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Pulled my head, piston and cylinder to install big-bore

Looking down on the crank, there is a HAZ (heat affected zone) on the crank on either side of the con rod.

Please oh please tell me this is normal

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i hope its normal too ha i have rode my bike for 100 more hours since the first time i seen that on my bike and its still running fine. i am pretty sure its okay

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thank you sir,

you just made my day. I was thinking the crank had been run without oil or something

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no thats a good thing actually because if there isnt then you are running too rich. keep doing what your doing oil-wise

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no thats a good thing actually because if there isnt then you are running too rich. keep doing what your doing oil-wise

Did you intend to post that ^ in this thread? If so... Umm, WHAT???:cheers:

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