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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
All five components are hand-selected to work together as a tuned system
Precision Honing: Optimized cylinder walls for reduced friction and improved ring seating
Vacuum Fitting Diameter: 4mm
Vendor: Mitsuboshi
NCY Ring Set (50mm); Dio/DD50 Big Bore Kit 88 All five components are hand-selectedThe NCY 50mm Piston Ring Set is a direct fit replacement for the Honda Dio and Sym DD50 running a 50mm big bore cylinder kit, providing the correct ring dimensions and tension to maintain proper compression and oil control in an overbored engine. This NCY ring set is matched to the 50mm bore specification to ensure a proper seal against the cylinder wall from the first start. Designed for Honda Dio and Sym DD50 with 50mm big bore cylinder kits
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