Vertex Piston Kit - 22805B Yamaha YZ 250 2001-2004 Brand_Sumax Fits perfectly with the bike’s

Fits perfectly with the bike’s existing components and offer the possibility of attaching extra bags and fog lights or spotlights to the bar

Adapters for working on 7 mm valve guides

Units Each Valve Seat Height 0

Threaded outer and inner adapters reduce O² sensor port from 18 mm to 12 mm allowing riders to use our exhaust pipes on select

Vertex Piston Kit - 22805B Yamaha YZ 250 2001-2004 Brand_Sumax Fits perfectly with the bike’sFeatures The piston is heat treated with aT 5 hardening and tempering cycle The piston skirt is treated with a Molybdenum Disulphite coating for a faster break in time and increased piston life Forged replica piston is a forged OE replacement Replica piston and all rings are OEM replacement Piston kit includes piston, ring, wrist pin and circlips Specs Cylinder Diameter 77. 00 mm Style Forged Replica Engine Type 4 Stroke Skirt Coating Molybdenum