TwinTurbo.NET: Nissan 300ZX forum - Wasn't a pin bore failure, it is cracking in the skirt where
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Subject Wasn't a pin bore failure, it is cracking in the skirt where
     
Posted by Ash's Z on September 25, 2013 at 10:18 AM
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In Reply To Re: You just haven't put enough power or miles through them posted by Tech@EPR on September 24, 2013 at 07:08 PM
     
Message it is too thin coming off of the wrist pin towers.

It doesn't have anything to do with piston bore clearance or pin-piston clearance or small end bearing-pin clearance.

It is because the wisecos use an offset pin and too thin of a skirt to handle the sideload forces it sees as a result of that offset.

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