PISTON KIT 99-18 YZ250 66.40 C, NAMURA NX-40025-C YAMAHAYAMAHA YZ250 1999 2014, YAMAHA Tri Z 250 1985 1989, (Namura Part no NX 40025 C) Namura 66. 40mm piston kit PISTON RING INFO. NX 10025R

Also helps make the clutch lighter

NOTE: Does not include water pump bearing

YZ 250 2001-2025

identify any case or component repairs required - extra charge for repairs

2mm OD x 26

easy restore

1C3-25876-50-00

CONNECTING CONROD ROD REBUILD KIT

Compatible with a wide range of vehicles

100% X-rayed

- Designed for durability and manufactured to exacting standards

It is compatible with tapered bearing races having an outer diameter ranging from 47 mm to 55 mm