Pro X Piston Kit - 01.2321.D For Yamaha YZ 250 1999-2026 | Suzuki RM 250 2003-2008 Brand_Haynes Requires a switched 12 V

Requires a switched 12 V power source

Special-absorbed glass-mat battery eliminates water loss

Fit 120-21 tire mounted on a 3

Injector has a EV-6 USCAR type connector

Pro X Piston Kit - 01.2321.D For Yamaha YZ 250 1999-2026 | Suzuki RM 250 2003-2008 Brand_Haynes Requires a switched 12 VFeatures Manufactured in Japan and designed to be OEM replacement Cast from a high silicon content aluminum alloy that meets or exceeds OEM specifications, then CNC machined to extremely close tolerances Kit includes piston, ring kit, wrist pin, and circlips Specs Bore Size 66. 40 mm Compression Ratio Standard Piston Material Aluminum Alloy Riding Style Off Road Bore Oversize Standard Engine Type 2 Stroke Piston Size 66. 38 mm Bore Oversize Standard