CNC Ported Race Head w/Big Valves - KLX140

SX Parts

$300.00 $300.00
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SX Parts CNC Ported Cylinder Head with big valves.

Available in two sizes:

  • 31-25mm works best with 63mm piston (170cc kit)
  • 34-29mm works best with 66mm piston and up

Please note that the 63mm piston will not work with the 34/29 size

It comes complete with new valve springs, valve seals, collets, top and bottom retainers specifically for this performance head.

  • 2008-Present KLX140

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