Kit 50cc high engine Ø40,3mm POLINI cast iron minarelli am6

Homologated on the road, respects the displacement of 50cc!

Here is a small 50cc RACING kit from the house POLINI MOTORI, this 40.3mm diameter cast iron model will bring you additional performance compared to the original and it will preserve strength, reliability and this for a low price!
It is ideal to start afresh by improving its acceleration and its top speed, POLINI has greatly worked on this high engine, the channels are modified but the transfers to the base remain identical to the origin.



The piston is a reinforced model with two thin segments including a domed chrome for the top of the piston.



The cylinder head is a high-chamber frustoconical model with a polished finish. To further improve the quality, POLINI has to pass its cylinder head in O-ring.



The pack contains:

-Cylinder cast iron Ø40.3mm
-Aluminum cylinder head Ø40.3mm
-Piston reinforced bi-segments Ø40.3mm
-2 thin segments including a domed chrome for the top of the piston
-Muffler flange
-Crab type piston clips
-Reinforced piston pin
-Pack attached
-Notice



As an option we offer you a stage 1 preparation, this preparation is a modification of the channels and the exhaust port by increasing the diagrams and improving the duct, it increases the performance of the cylinder. An improvement to the piston and the bottom of the skirt is also included in this modification. Allow a little extra time for this preparation!

This high engine is mounted on the following 50cc motorcycles with gearboxes equipped with the MINARELLI AM3, AM4, AM5, AM6 euro 1, AM6 euro 2 engine:

-APRILIA RS AM6 engine from 1997 to 2006 (after 2006, beware of engines passed in DERBI euro 3)
-APRILIA RX AM6 engine (after 2006, beware of engines passed in DERBI euro 3)
-APRILIA MX AM6 engine (after 2006, beware of engines passed in DERBI euro 3)

-BETA CRE
-BETA RR
-BETA RR ALU

-HONDA HM
-HONDA CRE
-HONDA BAJA

-HUSQUVARNA WXE
-HUSQUVARNA CH

-HM DERAPAGE
-HM CRE

-MALAGUTI DRAKON
-MALAGUTI XTM
-MALAGUTI XSM

-FANTIC CABALLERO

- PEUGEOT XP6
- PEUGEOT XPS
- PEUGEOT XP STREET
- PEUGEOT XP STREET EVO
- PEUGEOT XR6
- PEUGEOT XR7

-MOTORHISPANIA RYZ
-MOTORHISPANIA RX-R
-MOTORHISPANIA RX

-RIEJU RS1
-RIEJU RS2
-RIEJU RS2 MATRIX
-RIEJU RS2 MATRIX PRO
-RIEJU SMX
-RIEJU MRX
-RIEJU SPIKE

-KEEWAY TX EN

-YAMAHA DT
-MBK X-LIMIT

-YAMAHA TZR
-MBK X-POWER

-SHERCO SM
-SHERCO ENDURO
-SHERCO HRD

And many other machines!