cylinder kit -NARAKU- 155cc aluminum for Yamaha Cygnus, BWs 5ML 4V

Big bore aluminum cylinder with 155cc displacement for Yamaha Cygnus and BWS 125cc 5ML engines. This cylinder is an aluminum/ceramic cylinder with hard chrome plated cylinder bore, bore is 59mm. Aluminum cylinders have better heat dissipation than conventional 4-stroke cast aluminum cylinders with steel liner.

This Naraku cylinder kit can be driven with original cylinder head.

Another highlight of this Naraku kit is the forged piston: For significantly more load capacity and reduced friction values. The raised piston crown also provides more compression.

Included as shown._{AI-translation}