Cylinder head BIDALOT high compression air without relief cock for high engine Radial 50cc Ø40mm on MBK 51 / av10 motobecane

Here the cylinder head BIDALOT RACING adaptable for MBK 51, this radial head with its improved cooling and polished hemispherical combustion chamber is ideal for styling your competition and cylinders have a maximum low-end torque with the specific room volume lower for more compression.



It comes without the cylinder head O-ring for perfect sealing and good accuracy. High-quality aluminum, a beautiful piece limited edition. Hemispherical combustion chamber, polished, 40mm, ideal on a real G1!