Cylinderhead for Polini 152 T5 kit cnc milled from billet.
This head fits every type of street-engine. Plug and play Polini 152 or the full tuning with big carb, reed valve system and tuned exhaust pipe.
- Very high cooling-power with both sided cooling fins.
 - Modern combustion chamber design for optimal performance and reliability of your engine.
 - Completely cnc milled from billet.
 - Made for long thread spark plugs (we recommend Bosch W3CC).
 - Perfect sealing with o-ring.
 - Completely produced in Germany (like all our products).
Technical specs:
Compression ratio Polini 152 with stock crank (52mm stroke): 11,5:1 (at squish 1,1mm).
Compression ratio Polini 152 with long stroke crank (57mm stroke): 12,5:1 (at squish 1,1mm).
 
Racing product, not for street use!