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| Savable piston?? Or no? https://www.slantsix.org/forum/viewtopic.php?t=61373 |
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| Author: | NCDemon1971 [ Sat Jul 15, 2017 8:08 pm ] |
| Post subject: | Savable piston?? Or no? |
This is one of the TRW's that got dropped, is it junk or can it be saved in your opinion?? <a data-flickr-embed="true" href="https://www.flickr.com/photos/26702711@N02/35817366311/in/dateposted-public/" title="65piston 006"><img src="https://farm5.staticflickr.com/4311/35817366311_603e5bef24_z.jpg" width="640" height="360" alt="65piston 006"></a><script async src="//embedr.flickr.com/assets/client-code.js" charset="utf-8"></script> |
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| Author: | NCDemon1971 [ Sat Jul 15, 2017 8:10 pm ] |
| Post subject: | |
Another picture <a data-flickr-embed="true" href="https://www.flickr.com/photos/26702711@N02/35817365151/in/dateposted-public/" title="65piston 007"><img src="https://farm5.staticflickr.com/4307/35817365151_43e4bdd811_z.jpg" width="360" height="640" alt="65piston 007"></a><script async src="//embedr.flickr.com/assets/client-code.js" charset="utf-8"></script> |
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| Author: | NCDemon1971 [ Sat Jul 15, 2017 8:16 pm ] |
| Post subject: | |
Link to photostream if you wanna zoom in. https://www.flickr.com/photos/26702711@N02/ |
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| Author: | CNC-Dude [ Sat Jul 15, 2017 8:40 pm ] |
| Post subject: | |
You'll need to mic it or have it mic'd by your machine shop to see if the skirt is collapsed. |
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| Author: | DadTruck [ Sun Jul 16, 2017 6:57 am ] |
| Post subject: | |
That short extension at the bottom of the skirt it there to promote piston stability in the bore and limit piston slap,,however look at modern pistons and note how short piston skirts have become. That little ding is very inconsequential. The other item helping is the location of the nick, being off the center of the skirt, at the skirt center is the maximum skirt diameter, the skirt profile falls away from the skirt center. Be sure there is no displaced metal protruding out, pay a little attention and verify that there is clearance with a finished bore and the piston, motor and you will never know that nick is there. |
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| Author: | DadTruck [ Sun Jul 16, 2017 9:29 am ] |
| Post subject: | |
That short extension at the bottom of the skirt it there to promote piston stability in the bore and limit piston slap,,however look at modern pistons and note how short piston skirts have become. That little ding is very inconsequential. The other item helping is the location of the nick, being off the center of the skirt, at the skirt center is the maximum skirt diameter, the skirt profile falls away from the skirt center. Be sure there is no displaced metal protruding out, pay a little attention and verify that there is clearance with a finished bore and the piston, motor and you will never know that nick is there. |
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| Author: | Joshie225 [ Sun Jul 16, 2017 10:05 am ] |
| Post subject: | |
Not a big deal. Dress the nick, measure the skirt. It's probably just fine. |
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