Would you run this new piston?

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5/10/2018 10:58 PM

New OEM YZ450 piston, fresh out of the box. How did this get past Yamaha QC? Photo Photo Photo

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2020 YZ450F
2015 YZ450F

5/11/2018 5:06 AM

To me it looks like its been run before. Weird.

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5/11/2018 5:17 AM

That one was made after lunch on a Friday for sure.

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5/11/2018 5:17 AM

Marks from casting. Just put an OEM in my YZ450 as well that had similar marks. 10 hours on it so far.

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5/11/2018 5:40 AM

Buy a CP and be done with it.

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5/11/2018 8:01 AM

Looks fine to me....nothing wrong with that piston.

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5/11/2018 8:11 AM

Run it...

Paw Paw

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