WSM Piston Kit - Yamaha - Standard 010-827K Multifunction Meter Phosphate and powder coated

Phosphate and powder coated

Precision contact sealed bearings keep water and dirt away

covered by a hook and loop gusseted flap to protect the zipper and keep free the boot flexion

The Nucleon KR-CiR is a high performance

There is a welded in o2 bung

WSM Piston Kit - Yamaha - Standard 010-827K Multifunction Meter Phosphate and powder coatedQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves