Kit ATHENA BIG BORE Ø98mm 480cc for YAMAHA WRF and YZF 450cc from 2006 2007 2008 2009 2010 2011 2012 2015
  • Kit ATHENA BIG BORE Ø98mm 480cc for YAMAHA WRF and YZF 450cc from 2006 2007 2008 2009 2010 2011 2012 2015
  • Kit ATHENA BIG BORE Ø98mm 480cc for YAMAHA WR-F and YZ-F 450cc from 2006 2010 2011 2012 2013 2014 2015
  • Kit ATHENA BIG BORE Ø98mm 480cc for YAMAHA WR450F and YZ450F 450cc from 2006 2007 2008 2009 2010 2011 2015
  • Kit ATHENA BIG BORE Ø98mm 480cc for YAMAHA WR450F and YZ450F 450cc from 2006, 2012, 2013, 2014 and 2015

Kit ATHENA BIG BORE Ø98mm 480cc for YAMAHA WR-F and YZ-F 450cc from 2006 to 2015

Kit, cylinder, engine top ATHENA BIG BORE Ø98mm 480cc for YAMAHA WRF, WR450F, YZ450F and YZF 450cc from 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015

€499.99

A top of the range kit that will allow you to start over and increase the displacement and therefore the performance of your machine.

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Here is the big bore kit proposed by ATHENA to increase the displacement of your motocross / enduro YAMAHA YZF 450cc 4 stroke from 2006 to 2009 / YAMAHA WRF 450cc 4 stroke from 2007 to 2015. This kit in Ø98mm against Ø96mm of origin thus makes it possible to pass your motor bike of 450cc has 490cc! A gain of torque and performance will be immediately felt. It allows a gain of 2 HP on average which is huge on this vehicle. Enough to have fun on the tracks or in the forest. ATHENA has also planned things well, because this top engine is sold complete. It includes the cylinder, piston, ring as well as all the gaskets you need for a quality and tight reassembly. The advantage of taking this engine is that it is designed to be mounted on the original connecting rod with the original cylinder head and camshaft. So you don't have to make any modification ! You will find below a detailed list of vehicle on which this cylinder can be mounted.

Fits on:

YAMAHA WR 450 F (CJ12) 450 2007

YAMAHA WR 450 F (CJ13) 450 2011

YAMAHA WR 450 F (CJ13) 450 2010

YAMAHA WR 450 F (CJ13) 450 2009

YAMAHA WR 450 F (CJ13) 450 2008

YAMAHA WR 450 F (DJ03) 450 2015

YAMAHA WR 450 F (DJ03) 450 2014

YAMAHA WR 450 F (DJ03) 450 2013

YAMAHA WR 450 F (DJ03) 450 2012

YAMAHA YZ 450 F (CJ10) 450 2009

YAMAHA YZ 450 F (CJ10) 450 2008

YAMAHA YZ 450 F (CJ10) 450 2007

YAMAHA YZ 450 F (CJ10) 450 2006