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*Trail Bikes 88cc & 108cc Roller Rocker Race Head V2 Upgrade Kit - Z50 / XR50 / CRF50 / XR70 / CRF70 / CT70

Trail Bikes Race Head V2 Kit for 88cc & 108cc
1988-99 Z50; (All Years) XR50, CRF50;
(91-94) CT70; 12 Volt Motor Pitbikes
Pricing: $539.95


Trail Bikes Roller Rocker Head V2 Kit For 88cc & 108cc


      -Honda Z50 (1988-1999 ONLY)
      -Honda XR50, CRF50 (All Years)
      -Honda XR70, CRF70 (All Years)
      -Honda CT70 (1991-1994 ONLY)


      -Roller Rocker Arms
      -28.5mm with 5mm valve stem intake valve
      -23.5mm with 5mm valve stem exhaust valve
      -23mm Exhaust port
      -52mm High Compression Piston
      -Head kits include all hardware
      -52mm piston rings
      -Wrist pin
      -High Performance Camshaft (for Race Head only)
      -Head gasket kit

Recommended parts:

      -26mm Intake Port - Matches Intake Manifold Kit -0433
      -High volume oil pump -0226 12V
      -12 way rotating spacer 26mm -1020
      -Oil cooler kit with intake mount -9073

Please note:

Installing the oil pump while you install the bore kit is much easier (Oil pump install requires cylinder removal)

Race fuel not needed but will run cooler & better with that but will run on premium fuel

If you have any questions please call one of our knowledgeable and friendly techs at 833-327-8507

Parts Included:



  • K9102TB
  • K9102TB
  • Trail Bikes
  • New


Shipping Information

  • Item Requires Shipping
  • 8.0 lbs.

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