Fit the models:
| HONDA |
CR250R |
1978-2007 |
| HONDA |
CR480R |
1982-1983 |
| HONDA |
CR500R |
1984-2001 |
| HONDA |
XL125S |
1979-1984 |
| HONDA |
XL250 |
1984-1987 |
| HONDA |
XR250 |
1984-1985 |
| KAWASAKI |
KX250 |
1987-2001 |
| SUZUKI |
RM250 |
1994-2004 |
| SUZUKI |
RMX250 |
1995-1998 |
| YAMAHA |
WR250 |
1988-1997 |
| YAMAHA |
YZ250 |
1988-2022 |
| YAMAHA |
YZ250X |
2016-2022 |

Since 1940, Wiseco has manufactured forged pistons of outstanding quality for motorcycles, motocross bikes, snowmobiles, and 4-wheeler's. After almost 70 years in the industry, Wiseco has become synonymous with high-quality products that exceed the customer's requirements.
| Brand |
Model |
Year |
Name |
CC |
| HONDA |
CR |
1978 |
Elsinore |
250 |
| HONDA |
CR |
1979 |
Elsinore |
250 |
| HONDA |
CR |
1993 |
|
250 |
| HONDA |
CR |
1994 |
|
250 |
| HONDA |
CR |
1995 |
|
250 |
| HONDA |
CR |
1996 |
|
250 |
| HONDA |
CR |
1997 |
|
250 |
| HONDA |
CR |
1998 |
|
250 |
| HONDA |
CR |
1990 |
|
250 |
| HONDA |
CR |
1991 |
|
250 |
| HONDA |
CR |
1992 |
|
250 |
| HONDA |
CR |
1984 |
|
250 |
| HONDA |
CR |
1985 |
|
250 |
| HONDA |
CR |
1986 |
|
250 |
| HONDA |
CR |
1987 |
|
250 |
| HONDA |
CR |
1988 |
|
250 |
| HONDA |
CR |
1989 |
|
250 |
| HONDA |
CR |
1981 |
|
250 |
| HONDA |
CR |
1982 |
|
250 |
| HONDA |
CR |
1983 |
|
250 |
| HONDA |
CR |
1999 |
|
250 |
| HONDA |
CR |
2000 |
|
250 |
| HONDA |
CR |
2001 |
|
250 |
| HONDA |
CR |
2002 |
|
250 |
| HONDA |
CR |
2003 |
|
250 |
| HONDA |
CR |
2004 |
|
250 |
| HONDA |
CR |
2005 |
|
250 |
| HONDA |
CR |
2006 |
|
250 |
| HONDA |
CR |
2007 |
|
250 |
| HONDA |
CRM |
1994 |
|
250 |
| HONDA |
CRM |
1995 |
|
250 |
| HONDA |
XL |
1984 |
|
250 |
| HONDA |
XL |
1985 |
|
250 |
| HONDA |
XL |
1986 |
|
250 |
| HONDA |
XL |
1987 |
|
250 |
| HONDA |
XL |
1984 |
|
250 |
| HONDA |
XL |
1985 |
|
250 |
| HONDA |
XL |
1986 |
|
250 |
| HONDA |
XR |
1984 |
|
250 |
| HONDA |
XR |
1985 |
|
250 |
| HONDA |
CR |
1982 |
Elsinore |
480 |
| HONDA |
CR |
1983 |
Elsinore |
480 |
| HONDA |
CR |
1993 |
|
500 |
| HONDA |
CR |
1994 |
|
500 |
| HONDA |
CR |
1995 |
|
500 |
| HONDA |
CR |
1996 |
|
500 |
| HONDA |
CR |
1997 |
|
500 |
| HONDA |
CR |
1998 |
|
500 |
| HONDA |
CR |
1990 |
|
500 |
| HONDA |
CR |
1991 |
|
500 |
| HONDA |
CR |
1992 |
|
500 |
| HONDA |
CR |
1984 |
|
500 |
| HONDA |
CR |
1985 |
|
500 |
| HONDA |
CR |
1986 |
|
500 |
| HONDA |
CR |
1987 |
|
500 |
| HONDA |
CR |
1988 |
|
500 |
| HONDA |
CR |
1989 |
|
500 |
| HONDA |
CR |
1999 |
|
500 |
| HONDA |
CR |
2000 |
|
500 |
| HONDA |
CR |
2001 |
|
500 |
| KAWASAKI |
KX |
1993 |
|
250 |
| KAWASAKI |
KX |
1994 |
|
250 |
| KAWASAKI |
KX |
1995 |
|
250 |
| KAWASAKI |
KX |
1996 |
|
250 |
| KAWASAKI |
KX |
1997 |
|
250 |
| KAWASAKI |
KX |
1998 |
|
250 |
| KAWASAKI |
KX |
1999 |
|
250 |
| KAWASAKI |
KX |
1987 |
|
250 |
| KAWASAKI |
KX |
1988 |
|
250 |
| KAWASAKI |
KX |
1989 |
|
250 |
| KAWASAKI |
KX |
1990 |
|
250 |
| KAWASAKI |
KX |
1991 |
|
250 |
| KAWASAKI |
KX |
1992 |
|
250 |
| KAWASAKI |
KX |
2000 |
|
250 |
| KAWASAKI |
KX |
2001 |
|
250 |
| SUZUKI |
RM |
1994 |
|
250 |
| SUZUKI |
RM |
1995 |
|
250 |
| SUZUKI |
RM |
1996 |
|
250 |
| SUZUKI |
RM |
1997 |
|
250 |
| SUZUKI |
RM |
1998 |
|
250 |
| SUZUKI |
RM |
1999 |
|
250 |
| SUZUKI |
RM |
2000 |
|
250 |
| SUZUKI |
RM |
2001 |
|
250 |
| SUZUKI |
RM |
2002 |
|
250 |
| SUZUKI |
RM |
2003 |
|
250 |
| SUZUKI |
RM |
2004 |
|
250 |
| SUZUKI |
RMX |
1995 |
|
250 |
| SUZUKI |
RMX |
1996 |
|
250 |
| SUZUKI |
RMX |
1997 |
|
250 |
| SUZUKI |
RMX |
1998 |
|
250 |
| SUZUKI |
RMX |
1995 |
|
250 |
| SUZUKI |
RMX |
1996 |
|
250 |
| SUZUKI |
RMX |
1997 |
|
250 |
| SUZUKI |
RMX |
1998 |
|
250 |
| YAMAHA |
WR |
1991 |
|
250 |
| YAMAHA |
WR |
1992 |
|
250 |
| YAMAHA |
WR |
1993 |
|
250 |
| YAMAHA |
WR |
1994 |
|
250 |
| YAMAHA |
WR |
1995 |
|
250 |
| YAMAHA |
WR |
1996 |
|
250 |
| YAMAHA |
WR |
1997 |
|
250 |
| YAMAHA |
YZ |
1993 |
|
250 |
| YAMAHA |
YZ |
1994 |
|
250 |
| YAMAHA |
YZ |
1995 |
|
250 |
| YAMAHA |
YZ |
1996 |
|
250 |
| YAMAHA |
YZ |
1997 |
|
250 |
| YAMAHA |
YZ |
1992 |
|
250 |
| YAMAHA |
YZ |
1988 |
|
250 |
| YAMAHA |
YZ |
1989 |
|
250 |
| YAMAHA |
YZ |
1990 |
|
250 |
| YAMAHA |
YZ |
1998 |
|
250 |
| YAMAHA |
YZ |
1999 |
|
250 |
| YAMAHA |
YZ |
2000 |
|
250 |
| YAMAHA |
YZ |
2001 |
|
250 |
| YAMAHA |
YZ |
2001 |
|
250 |
| YAMAHA |
YZ |
1991 |
|
250 |
| YAMAHA |
YZ |
2002 |
|
250 |
| YAMAHA |
YZ |
2003 |
|
250 |
| YAMAHA |
YZ |
2002 |
|
250 |
| YAMAHA |
YZ |
2003 |
|
250 |
| YAMAHA |
YZ |
2004 |
|
250 |
| YAMAHA |
YZ |
2004 |
|
250 |
| YAMAHA |
YZ |
2005 |
|
250 |
| YAMAHA |
YZ |
2005 |
|
250 |
| YAMAHA |
YZ |
2006 |
|
250 |
| YAMAHA |
YZ |
2006 |
|
250 |
| YAMAHA |
YZ |
2007 |
|
250 |
| YAMAHA |
YZ |
2007 |
|
250 |
| YAMAHA |
YZ |
2008 |
|
250 |
| YAMAHA |
YZ |
2008 |
|
250 |
| YAMAHA |
YZ |
2009 |
|
250 |
| YAMAHA |
YZ |
2010 |
|
250 |
| YAMAHA |
YZ |
1989 |
|
250 |
| YAMAHA |
YZ |
1990 |
|
250 |
| YAMAHA |
YZ |
2009 |
|
250 |
| YAMAHA |
YZ |
2010 |
|
250 |
| YAMAHA |
YZ |
2006 |
50th Anniversary Limited Edition |
250 |
| YAMAHA |
YZ |
2011 |
|
250 |
| YAMAHA |
YZ |
2011 |
|
250 |
| YAMAHA |
WR |
1991 |
|
250 |
| YAMAHA |
WR |
1992 |
|
250 |
| YAMAHA |
WR |
1993 |
|
250 |
| YAMAHA |
WR |
1994 |
|
250 |
| YAMAHA |
WR |
1995 |
|
250 |
| YAMAHA |
WR |
1996 |
|
250 |
| YAMAHA |
WR |
1997 |
|
250 |
| YAMAHA |
WR |
1997 |
|
250 |
| YAMAHA |
WR |
1997 |
|
250 |
| YAMAHA |
YZ |
2011 |
|
250 |
| HONDA |
XL |
1979 |
|
125 |
| HONDA |
XL |
1980 |
|
125 |
| HONDA |
XL |
1981 |
|
125 |
| HONDA |
XL |
1982 |
|
125 |
| HONDA |
XL |
1983 |
|
125 |
| HONDA |
XL |
1984 |
|
125 |
| HONDA |
CRM |
1996 |
|
250 |
| HONDA |
CRM |
1997 |
|
250 |
| HONDA |
CRM |
1998 |
|
250 |
| HONDA |
CRM |
1999 |
|
250 |
| SUZUKI |
GSX |
1990 |
Across |
250 |
| SUZUKI |
GSX |
1991 |
Across |
250 |
| SUZUKI |
GSX |
1992 |
Across |
250 |
| SUZUKI |
GSX |
1993 |
Across |
250 |
| SUZUKI |
GSX |
1994 |
Across |
250 |
| SUZUKI |
GSX |
1995 |
Across |
250 |
| SUZUKI |
GSX |
1996 |
Across |
250 |
| SUZUKI |
GSX |
1997 |
Across |
250 |
| HONDA |
XL |
1982 |
|
125 |
| HONDA |
XL |
1983 |
|
125 |
| HONDA |
XL |
1984 |
|
125 |
| HONDA |
XL |
1983 |
Paris Dakar |
125 |
| YAMAHA |
YZ |
2012 |
|
250 |
| YAMAHA |
YZ |
2012 |
|
250 |
| YAMAHA |
YZ |
2012 |
|
250 |
| YAMAHA |
YZ |
2006 |
|
250 |
| YAMAHA |
YZ |
2009 |
|
250 |
| YAMAHA |
YZ |
2010 |
|
250 |
| YAMAHA |
YZ |
2011 |
|
250 |
| YAMAHA |
YZ |
2007 |
|
250 |
| YAMAHA |
YZ |
2008 |
|
250 |
| YAMAHA |
YZ |
2013 |
|
250 |
| HONDA |
CR |
1988 |
|
250 |
| HONDA |
CR |
1989 |
|
250 |
| HONDA |
CR |
1990 |
|
250 |
| HONDA |
CR |
1991 |
|
250 |
| HONDA |
CR |
2004 |
|
250 |
| HONDA |
CR |
2005 |
|
250 |
| HONDA |
CR |
2006 |
|
250 |
| HONDA |
CR |
2007 |
|
250 |
| KAWASAKI |
KX |
1997 |
|
250 |
| KAWASAKI |
KX |
1998 |
|
250 |
| KAWASAKI |
KX |
1999 |
|
250 |
| KAWASAKI |
KX |
2000 |
|
250 |
| KAWASAKI |
KX |
2001 |
|
250 |
| SUZUKI |
RM |
1994 |
|
250 |
| SUZUKI |
RM |
1995 |
|
250 |
| SUZUKI |
RM |
1996 |
|
250 |
| SUZUKI |
RM |
1997 |
|
250 |
| SUZUKI |
RM |
1998 |
|
250 |
| SUZUKI |
RM |
1999 |
|
250 |
| SUZUKI |
RM |
2000 |
|
250 |
| SUZUKI |
RM |
2001 |
|
250 |
| SUZUKI |
RM |
2002 |
|
250 |
| SUZUKI |
RM |
2003 |
|
250 |
| YAMAHA |
YZ |
1988 |
|
250 |
| YAMAHA |
YZ |
1989 |
|
250 |
| YAMAHA |
YZ |
1990 |
|
250 |
| YAMAHA |
YZ |
1991 |
|
250 |
| YAMAHA |
YZ |
1992 |
|
250 |
| YAMAHA |
YZ |
1993 |
|
250 |
| YAMAHA |
YZ |
1994 |
|
250 |
| YAMAHA |
YZ |
1995 |
|
250 |
| YAMAHA |
YZ |
1996 |
|
250 |
| YAMAHA |
YZ |
1997 |
|
250 |
| YAMAHA |
YZ |
1998 |
|
250 |
| YAMAHA |
YZ |
1999 |
|
250 |
| YAMAHA |
YZ |
2000 |
|
250 |
| YAMAHA |
YZ |
2001 |
|
250 |
| YAMAHA |
YZ |
2002 |
|
250 |
| YAMAHA |
YZ |
2003 |
|
250 |
| YAMAHA |
YZ |
2004 |
|
250 |
| YAMAHA |
YZ |
2005 |
|
250 |
| YAMAHA |
YZ |
2006 |
50th Anniversary Limited Edition |
250 |
| YAMAHA |
YZ |
2001 |
|
250 |
| YAMAHA |
YZ |
2002 |
|
250 |
| YAMAHA |
YZ |
2003 |
|
250 |
| YAMAHA |
YZ |
2004 |
|
250 |
| YAMAHA |
YZ |
2005 |
|
250 |
| YAMAHA |
YZ |
2006 |
|
250 |
| YAMAHA |
YZ |
2007 |
|
250 |
| YAMAHA |
YZ |
2008 |
|
250 |
| YAMAHA |
YZ |
2009 |
|
250 |
| YAMAHA |
YZ |
2010 |
|
250 |
| YAMAHA |
YZ |
2012 |
|
250 |
| YAMAHA |
YZ |
2013 |
|
250 |
| YAMAHA |
YZ |
2013 |
|
250 |
| YAMAHA |
YZ |
2013 |
|
250 |
| YAMAHA |
YZ |
2014 |
|
250 |
| YAMAHA |
YZ |
2014 |
|
250 |
| YAMAHA |
YZ |
2014 |
|
250 |
| YAMAHA |
YZ |
2014 |
|
250 |
| YAMAHA |
WR |
1991 |
|
250 |
| YAMAHA |
WR |
1992 |
|
250 |
| YAMAHA |
WR |
1993 |
|
250 |
| YAMAHA |
WR |
1994 |
|
250 |
| YAMAHA |
WR |
1995 |
|
250 |
| YAMAHA |
WR |
1996 |
|
250 |
| YAMAHA |
WR |
1997 |
|
250 |
| YAMAHA |
YZ |
2015 |
|
250 |
| YAMAHA |
YZ |
2015 |
|
250 |
| YAMAHA |
YZ |
2015 |
|
250 |
| YAMAHA |
YZ |
2015 |
|
250 |
| YAMAHA |
YZ |
2016 |
|
250 |
| YAMAHA |
YZ |
2016 |
|
250 |
| YAMAHA |
YZ |
2016 |
|
250 |
| YAMAHA |
YZ |
2016 |
|
250 |
| YAMAHA |
YZ |
2016 |
|
250 |
| YAMAHA |
YZ |
2016 |
60th Anniversary |
250 |
| YAMAHA |
YZ |
2015 |
|
250 |
| YAMAHA |
YZ |
2016 |
|
250 |
| YAMAHA |
YZ |
2017 |
|
250 |
| YAMAHA |
YZ |
2017 |
|
250 |
| YAMAHA |
YZ |
2017 |
|
250 |
| YAMAHA |
YZ |
2017 |
|
250 |
| YAMAHA |
YZ |
2017 |
|
250 |
| YAMAHA |
YZ |
2017 |
|
250 |
| YAMAHA |
YZ |
2018 |
|
250 |
| YAMAHA |
YZ |
2018 |
|
250 |
| YAMAHA |
YZ |
2018 |
|
250 |
| YAMAHA |
YZ |
2018 |
|
250 |
| YAMAHA |
YZ |
2018 |
|
250 |
| YAMAHA |
YZ |
2019 |
|
250 |
| YAMAHA |
YZ |
2019 |
|
250 |
| YAMAHA |
YZ |
2019 |
|
250 |
| YAMAHA |
YZ |
2019 |
|
250 |
| YAMAHA |
YZ |
2020 |
|
250 |
| YAMAHA |
YZ |
2020 |
|
250 |
| YAMAHA |
YZ |
2020 |
|
250 |
| YAMAHA |
YZ |
2020 |
|
250 |
| YAMAHA |
YZ |
2021 |
|
250 |
| YAMAHA |
YZ |
2021 |
|
250 |
| YAMAHA |
YZ |
2021 |
|
250 |
| YAMAHA |
YZ |
2021 |
|
250 |
| YAMAHA |
YZ |
2021 |
Monster Energy Racing Edition |
250 |
| YAMAHA |
YZ |
2022 |
|
250 |
| YAMAHA |
YZ |
2022 |
Monster Energy Racing Edition |
250 |
| YAMAHA |
YZ |
2022 |
|
250 |
| YAMAHA |
YZ |
2022 |
Monster Energy Racing Edition |
250 |
| YAMAHA |
YZ |
2022 |
|
250 |
| YAMAHA |
YZ |
2022 |
|
250 |