NEW Forged Roller Rocker Rebuild Kit - TB V2 Head - KLX110 DRZ GPX Lifan - TBW0825 cam chain Race Head with larger 25/22mm

Race Head with larger 25/22mm stainless steel (21-4N material) valves for better flow and increased performance

Stroker crank requires use of the 12v piston and high Volume Oil pump w/shaft

This a very high quality aluminum swingarm that increases strength and improves handling on the Z50

Exception for 2010+ frames that use a lower clamp intended for the 02-09 frames

Any bore kit for the Z125 must be used with an aftermarket fuel controller to prevent a lean condition and damage to your engine

NEW Forged Roller Rocker Rebuild Kit - TB V2 Head - KLX110 DRZ GPX Lifan - TBW0825 cam chain Race Head with larger 25/22mmForged Roller Rocker Rebuild Kit for TB Parts V2 Heads TBW0825 Old Part Number TBW0508 Description: Replacement roller rocker arm kit for Trail Bikes TB Parts V2 Race Head. Now comes with forged aluminum roller rockers. Bushings rollers have been replaced with bearing rollers. Comes with everything shown in the picture.