new old stock WSM Performance Parts Platinum Series piston kit, genuine WSM standard bore piston kit.

includes standard bore piston, wrist pin, circlips and original instructions in original box.

Please review photos to verify contents. Fitment, Yamaha Blaster 200 YFS200, years 1988 through 2006.

Cross references, WSM part number 50530PK, piston number 50530P.

Verify part numbers for your specific machine.

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