YAMAHA YZ250 1999-2024 TOP END ENGINE PARTS REBUILD KIT 1 PROX

PRO X High Performance Piston Kit "A" size 66.35mm ("B" size 66.36mm, C size 66.37mm available)
ATHENA Standard Base gasket, Head O-ring gaskets, 2x exhaust o-rings.
ATHENA Little end Bearing
We have introduced this top end rebuild kit with industry trusted parts for exceptional motor rebuilds.
Using Premium parts to get the best out of your Yamaha YZ250 bike.
Picture above shows sample kit, correct parts supplied.
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