KLX110 / DRZ110>
TB 143cc & 160cc Race Head V2 Upgrade Kit


Price: $325.00
Availability: in stock
Prod. Code: TBW9017

143cc & 160cc Race Head V2 Upgrade Kit:

  •   Race Head V2 - Roller rockers, 30mm intake valve, 24.5mm exhaust valve, 27mm intake port, 23mm exhaust port (valves installed).
  •   Race Camshaft for Race Head V2


This kit only includes our new Race Head V2 and camshaft (see Important Note below). While the new head may appear to be the same on the outside as our other KLX110 type race head, internally it has gone through numerous changes.  The addition of roller rocker arms and a new camshaft are the biggest changes followed by bigger valves and ports. The exhaust valve is now stainless as well (21-4N material).  This all adds up to a cylinder head that puts out a professional level of performance yet is still affordable for the privateer rider.  These are high quality parts and require no machining to the cases or other modifications - bolt on and go!

Important Note: This kit, for model years 02-09, does not contain a piston. You will need to either use one of our newly modified pistons or check your your clearances very carefully and modify your piston's reliefs to clear the bigger valves, if need be.   This head will not work with any of our KLX big bore pistons sold prior to 3/18/08. We recommend getting one our kits in this section that includes the piston and a gasket kit.







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