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The JE piston for Yamaha YZ450F PRO Series (13.5:1) is a single replacement piston intended for top-end repairs and engine rebuilds on Yamaha YZ450F models. It matches the stated compression ratio to help restore proper combustion characteristics. Sold individually; confirm piston and ring dimensions before ordering to ensure compatibility with your YZ450F PRO Series application.
JE Pistons Yamaha YZ450F PRO SERIES 13.5 Piston Single
