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The JE Piston for Yamaha YZ450F and WR450F applications is a single replacement piston from JE Pistons intended for direct-fit engine service. Sold one at a time, it’s meant to replace a damaged or worn piston when servicing those four-stroke models. This single piston option lets technicians match the correct piston to the YZ450F or WR450F engine during rebuilds.
JE Pistons Yamaha YZ450F/WR450F Piston Single
