by TangramEX | Jun 4, 2019 | YZ250F 2001-2013 F/WR
+2mm bore on your OEM cylinder. 2-5 HP gains across the board.
by TangramEX | Jun 4, 2018 | YZ250F 2001-2013 F/WR
We modify your OEM cylinder to 81mm.
by TangramEX | May 6, 2017 | YZ250F 2001-2013 F/WR, YZ250F 2014-2018 F/FX/WR
Add some punch to the mellow YZF power band.
by TangramEX | Jun 4, 2016 | YZ250F 2001-2013 F/WR
We mod your cylinder to an 81mm bore and include a Hot Rods +3 crank.
by TangramEX | Jun 4, 2015 | YZ250F 2001-2013 F/WR
79mm bore and 61mm long rod stroker crank. 300cc ATVA legal.
by Trina | Dec 23, 2014 | YZ250F 2001-2013 F/WR
This is the biggest and best kit we sell for the YZ250F.