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Std. Bore To Big Bore

dude Scoot Veteran Posts: 690	Std. Bore To Big Bore Mar 25, 2011 23:30:08 GMT -5 Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by dude on Mar 25, 2011 23:30:08 GMT -5 Just wondering if you got a deal on a few 70cc pistons. Then you bored a stock cly. And just open the D-shape exhaust a little if its worth it if the bore work is cheap?
	05 Zuma- 70cc,Hoca Var.15/50, 17.5 Dellorto ZXR 04 Vento Zip-MRP70cc,Stage6 Street Exhaust 00 Aprilia SR50 still stock Taotao VIP 47MM,Ported Stock Head,A9,20mm Carb

dr1445 Scoot Enthusiast Posts: 199	Std. Bore To Big Bore Mar 26, 2011 8:45:29 GMT -5 Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by dr1445 on Mar 26, 2011 8:45:29 GMT -5 i would think you would run out of cylinder wall, going 1mm over on a stock cyl is about it in most engines.

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