Product Brand: Athena Manufacturer Part Number: S4C05800001B Piston Kit Kits include aluminum cylinder with galvanic coating design with forged piston with molybdenum coating.

• Special gasket kit
• Easy-to-follow step-by-step installation instruction

Additional Information/ Features: (144cc Big Bore) (B) - 4.00mm Oversize to 57.95mm,/ Manufacturer Suggested Retail Price: 242.95 Nexsen Motorsports Discounted Price: 242.95 Vehicle/Unit Fitment:

1997	Yamaha	YZ125
1998	Yamaha	YZ125
1999	Yamaha	YZ125
2000	Yamaha	YZ125
2001	Yamaha	YZ125
2002	Yamaha	YZ125
2003	Yamaha	YZ125
2004	Yamaha	YZ125
2005	Yamaha	YZ125
2006	Yamaha	YZ125
2007	Yamaha	YZ125
2009	Yamaha	YZ125
2010	Yamaha	YZ125
2012	Yamaha	YZ125
2013	Yamaha	YZ125
2014	Yamaha	YZ125
2015	Yamaha	YZ125
2016	Yamaha	YZ125
2017	Yamaha	YZ125
2018	Yamaha	YZ125

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