Description & Size Guide
Cast Piston KitProX piston designs are usually similar to the OEM/stock configurations, although sometimes these designs are adjusted whenever the ProX engineers discover an opportunity for increased performance ProX cast pistons are very stable ProX cast pistons are made through gravity casting using aluminum alloy with apProXimately 18 percent silicon content Silicon plays a vital role in ProX’s cast piston manufacturing, as it decreases thermal expansion ProX two-stroke pistons are manufactured for both cast iron cylinder bores and Nikasil cylinder bores Regarding Nikasil cylinder bores, ProX offers a variety in oversizes graded in A/B/C/D sizing, each going up 0.01mm in diameter Aprilia RS 50 2006-2008 Aprilia RX 50 2006-2008 Aprilia SX 50 2006-2008 Derbi GPR 50 2009-2012 Derbi GPR 50 NUDE 2009-2011 Derbi GPR 50 RACING 2004 Derbi SENDA 50 R 2003-2012 Derbi SENDA 50 SM 2003-2012 Gilera RCR 50 2003-2006 Gilera SMT 50 2003-2006
This item fits to following bikes.
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