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View Full Version : My new piston got me thinking



Mr_RPM
08-04-2010, 04:12 PM
My new Piston has quite a few sharp edges on top and im wondering if anyone who has ran this piston has had problems with detonation due to hot spots on the piston.

Im wondering if i should round off the edges just a bit because some of them are so thin that its almost burr like.
The molding and machining on this piston is quite poor and you can definitely tell is was made a long time ago. the skirts on the bottom have non matching grinding marks and the final finish looks to be hand made.
picture wont work so here is a link http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=220647653198&viewitem=&_trkparms=algo%3DLVI%26its%3DI%26otn%3D2&category=43977#ht_500wt_956

SWIGIN
08-04-2010, 06:37 PM
I always round off sharp edges, be it a ATV motor or V8.

Mr_RPM
08-04-2010, 06:41 PM
yeah i think i might as well. I'm not going to do it so much that ill loose compression. just enough to be safe