- The most popular Big Bore kit ever takes the 400 to a strong 440cc
- Four-stroke cylinder sleeve made from chrome-moly alloy
- Outside diameter precision centerless ground to exact size for ease of installation.
- Inside diameter must be bored and honed to size piston after installation.
- Big bore size is 89.00mm
- Order the piston kit and top end gasket separately.
The following are a match for this product.
| Honda TRX-400EX - 440cc - 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999 |
| Honda XR-400R - 440cc - 2004, 2003, 2002, 2001, 2000, 1999 |
| Honda TRX-400X - 440cc - 2014, 2013, 2012, 2011, 2010, 2009 |
