TB V2 Race Head Kit & 54mm/95cc Piston Kit – Honda 50cc & 70cc Various Models

TBparts V2 Race Head Kit & 54mm/95cc Piston Kit. This kit includes everything needed to upgrade to our V2 Race Head on your Honda 50cc or 70cc that is equipped with a TBparts 54mm/95cc/117cc Big Bore Kit.

TBparts V2 cylinder head’s larger stainless steel (21-4N) valves, better porting, roller cam, and forged aluminum roller rocker arms that allow the engine to rev quicker, farther, and make much more power than other race heads. This cylinder head adds a professional level of performance at an affordable price for the privateer rider. These are high quality, bolt on parts! There are no installation instructions, but if you can replace your piston, you can install this kit. If you don’t have any experience working on your engine, we highly recommend having a professional technician install this kit or, at a minimum, purchasing the shop manual.

Key Features:

• Race Head V2 – Aluminum roller rockers, 28.5mm intake valve, 23.5mm exhaust valve, 26mm intake port, 23mm exhaust port, covers and hardware included (valve, seals, and springs installed).
• Race Camshaft
• 54mm High Compression Light Weight Piston Kit (91+ octane pump fuel friendly)
• 54cc Top End Gasket Kit
• We stock all the replacement parts for this kit, no ridiculous wait times or prices for these High Performance spares.

Installation Note: V2 head notes https://www.tbparts.com/wp-content/uploads/2022/03/V2-Cylinder-Head-Notes-Honda-PDF.pdf  

Note: This kit is for Honda 50cc and 70cc engines with TBparts 54mm/95cc/117cc Big Bore Kit installed already (No cylinder included). 1991 and older engines will need TBW0861

Kit Contents by Part Number: TBW0750, TBW0755, TBW0752, TBW1441, TBW0790, TBW0859