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Just bought a set of SPI pistons

305 Views 1 Reply 2 Participants Last post by  mopars&mxz
Ok I have bought two new SPI pisotns. I noticed on one of the pisotons there are two 1 mm in length nics that you can feel with ur nail in the coating. Now is this just a factory imperfection? and will it do any harm installing and running this piston?
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