WSM PISTON Y650 77 010-802-04K

WSM PISTON Y650 77 010-802-04K. The vendor part number is 010-802-04K. Read title carefully to know what you are getting. Here is the catalog descrion NOT the title?

• PISTON KITS include Piston, rings, pin and circlips
• The piston walls are treated with a nonabrasive coating which reduces heat and friction for added horsepower and greatly extends piston life
• Made to exact OEM specifications