Namura Piston Kit 66.35mm Dual Ring – Yamaha YZ250 '99–'24 Chain/Sprocket Pitch_530 For a Waterproof option

For a Waterproof option

Viscosity at -25 °C: 4160 mPa

malleolus reinforcement with rigid shell and PU reinforced shift pad

20mm and 25mm

Allowing the easy escape of the mud prevents tension from being placed on the chain and the resulting accelerated wear

Namura Piston Kit 66.35mm Dual Ring – Yamaha YZ250 '99–'24 Chain/Sprocket Pitch_530 For a Waterproof optionNamura provides high quality piston options to suit a wide range of applications, including direct OEM replacements, high compression variants, and multiple oversizes. B (0. 01 mm) and C (0. 02 mm) oversizes are also available, helping to extend the service life of expensive plated cylinders. Select applications are supported with big bore piston kits. With the addition of MOS2 coating and hard anodising, Namura delivers improved performance and