TBParts - Roller Rocker Race Head V2 Kit for 88cc
XR70 & CRF70

TB Roller Rocker Race Head V2 for 88cc & 108cc Stroker (52mm) bore kits. Highest performance race head on the market with full parts support in stock.


Key Features:

• Roller Rocker Arms exactly like the V2 head for the KLX110
• 28.5mm intake Valve
• 23.5mm Exhaust Valve
• 5mm Valve Stem
• 23mm Exhaust port
• Matching High Compression Piston
• Head kits include all hardware
• 52mm piston with rings, pin, & clips
• High performance race camshaft (for the Race Head only)
• Head gasket kit



Recommended:

• 26mm Intake Port - Matches Intake Manifold Kit - TBW0433
• High volume oil pump - TBW0226-12V
• 2 size clutch tool - WHS-2274
• Sta-bil fuel stabilizer - W-57-1129
  
• TB 12 way rotating spacer - TBW1487
• TBparts oil cooler for V2 heads - TBW9187



Application:

• CRF/XR 70 - All years

Kit Includes:

• TBW0750 - V2 Race head
• TBW0821 - V2 Head bolt kit
• TBW0752 - V2 Cam
• TBW0754 - V2 Head cover set
• TBW0753 - Piston
• TBW0859 - Head gasket kit



Installation Note:
It will save a lot of time and effort if the oil pump is installed while installing the bore kit (requires cylinder removal).

See the Performance Info section for additional information on our performance parts.