Product Description:
Kit includes piston, rings, pin, clips, & top end gasket kit
Cast piston has super-high silicone content for additional strength
Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life
Piston dome is anodized for superior heat resistance and longer lifespan (Dome is not machine smoothed on this piston)
Namura gaskets use performance materials to increase durability and provide greater reliability
Includes all gaskets pictured to rebuild top end
Kit is for standard bore size - 71.00mm
Piston is 70.95mm
Made in Taiwan
Fits:
1992 Yamaha Timberwolf 250 2x4 (YFB250)
1993 Yamaha Timberwolf 250 2x4 (YFB250)
1994 Yamaha Timberwolf 250 2x4 (YFB250)
1994 Yamaha Timberwolf 250 4x4 (YFB250FW)
1995 Yamaha Timberwolf 250 2x4 (YFB250)
1995 Yamaha Timberwolf 250 4x4 (YFB250FW)
1996 Yamaha Timberwolf 250 2x4 (YFB250)
1996 Yamaha Timberwolf 250 4x4 (YFB250FW)
1997 Yamaha Timberwolf 250 2x4 (YFB250)
1997 Yamaha Timberwolf 250 4x4 (YFB250FW)
1998 Yamaha Timberwolf 250 2x4 (YFB250)
1998 Yamaha Timberwolf 250 4x4 (YFB250FW)
1999 Yamaha Bear Tracker 250 2x4 (YFM250X)
1999 Yamaha Timberwolf 250 4x4 (YFB250FW)
2000 Yamaha Bear Tracker 250 2x4 (YFM250X)
2000 Yamaha Timberwolf 250 4x4 (YFB250FW)
2001 Yamaha Bear Tracker 250 2x4 (YFM250X)
2002 Yamaha Bear Tracker 250 2x4 (YFM250X)
2003 Yamaha Bear Tracker 250 2x4 (YFM250X)
2004 Yamaha Bear Tracker 250 2x4 (YFM250X)
2005 Yamaha Bruin 250 2x4 (YFM250B)
2006 Yamaha Bruin 250 2x4 (YFM250B)
2007 Yamaha Big Bear 250 2x4 (YFM250B)
2008 Yamaha Big Bear 250 2x4 (YFM250B)
2009 Yamaha Big Bear 250 2x4 (YFM250B)
Please check your OEM and compare with the pictures.
It is the customer's responsibility to make sure this is the correct part for their unit.
Did you check your OEM part number?
Specific models stated in the listing are potential matches only and NOT a guarantee of compatibility. Even if two pieces of equipment share the same year/make/model, they can and often do have different part numbers.
The only way to ensure the correct replacement part is with the OEM part number. You are responsible for verifying the OEM part number. If you are unsure or need assistance, you can call us or send us a message and we will be happy to assist you the best we can.
Kit includes piston, rings, pin, clips, & top end gasket kit
Cast piston has super-high silicone content for additional strength
Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life
Piston dome is anodized for superior heat resistance and longer lifespan (Dome is not machine smoothed on this piston)
Namura gaskets use performance materials to increase durability and provide greater reliability
Includes all gaskets pictured to rebuild top end
Kit is for standard bore size - 71.00mm
Piston is 70.95mm
Made in Taiwan
Fits:
1992 Yamaha Timberwolf 250 2x4 (YFB250)
1993 Yamaha Timberwolf 250 2x4 (YFB250)
1994 Yamaha Timberwolf 250 2x4 (YFB250)
1994 Yamaha Timberwolf 250 4x4 (YFB250FW)
1995 Yamaha Timberwolf 250 2x4 (YFB250)
1995 Yamaha Timberwolf 250 4x4 (YFB250FW)
1996 Yamaha Timberwolf 250 2x4 (YFB250)
1996 Yamaha Timberwolf 250 4x4 (YFB250FW)
1997 Yamaha Timberwolf 250 2x4 (YFB250)
1997 Yamaha Timberwolf 250 4x4 (YFB250FW)
1998 Yamaha Timberwolf 250 2x4 (YFB250)
1998 Yamaha Timberwolf 250 4x4 (YFB250FW)
1999 Yamaha Bear Tracker 250 2x4 (YFM250X)
1999 Yamaha Timberwolf 250 4x4 (YFB250FW)
2000 Yamaha Bear Tracker 250 2x4 (YFM250X)
2000 Yamaha Timberwolf 250 4x4 (YFB250FW)
2001 Yamaha Bear Tracker 250 2x4 (YFM250X)
2002 Yamaha Bear Tracker 250 2x4 (YFM250X)
2003 Yamaha Bear Tracker 250 2x4 (YFM250X)
2004 Yamaha Bear Tracker 250 2x4 (YFM250X)
2005 Yamaha Bruin 250 2x4 (YFM250B)
2006 Yamaha Bruin 250 2x4 (YFM250B)
2007 Yamaha Big Bear 250 2x4 (YFM250B)
2008 Yamaha Big Bear 250 2x4 (YFM250B)
2009 Yamaha Big Bear 250 2x4 (YFM250B)
Please check your OEM and compare with the pictures.
It is the customer's responsibility to make sure this is the correct part for their unit.
Did you check your OEM part number?
Specific models stated in the listing are potential matches only and NOT a guarantee of compatibility. Even if two pieces of equipment share the same year/make/model, they can and often do have different part numbers.
The only way to ensure the correct replacement part is with the OEM part number. You are responsible for verifying the OEM part number. If you are unsure or need assistance, you can call us or send us a message and we will be happy to assist you the best we can.