JE's single piston for the 660 Yamaha Raptor 5V serves as an individual replacement intended for top-end rebuilds and repairs on Raptor 660 5V machines. Provided as a single piston, it helps owners and mechanics replace a damaged or worn piston with a part matched to the Yamaha Raptor application noted in the source text.
JE Pistons 660 Yamaha Raptor 5V Piston Single