TBParts - Roller Rocker Race Head V2 146cc Big Bore Kit
China 124cc & 140cc

TB Roller Rocker Race Head V2 for 146cc bore kits. Highest Performance Race head on the market with full parts support in stock.

Meets or Exceeds OEM Specifications.

Note: OD of cylinder skirt is 59mm

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
• 57mm piston with rings, pin, & clips.
• 57mm all aluminum cylinder with steel liner
• High performance race camshaft (for the Race Head only)
• Head gasket kit

Recommended:

• Sta-bil fuel stabilizer - W-57-1129
• 26mm Intake - TBW0433
• See the Performance Info section for additional information on our performance parts.

Application:

• China 124cc-140cc engines with a 13mm wrist pin

Kit Includes:

• TBW0751 - V2 Race head
• TBW0821 - V2 Head bolt kit
• TBW0752 - Cam
• TBW1441 - V2 Head cover set
• TBW0414 - Cam sprocket
• TBW0823 - Piston
• TBW0862 - Top end gasket kit
• TBW0601 - Cylinder