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Kit 70cc POLINI W aluminium complete Ø47mm MINARELLI RV6, RV5, RV4, RV3
  • Kit 70cc POLINI W aluminium complete Ø47mm MINARELLI RV6, RV5, RV4, RV3

§ Kit 70cc Polini W aluminum Ø47mm full FRANCO MORINI G30, 303, 304, MALAGUTI FIFTY, RST, SUZUKI DR BIG 50cc ...

113.0500

Last major engine of this kind available, out of production at Polini. A complete kit 70cc aluminum, 47mm diameter, 6 transfers, large exhaust W ... for guaranteed performance. Out of production!

Engine preparation
Quantity

Description

For your old mécaboites 50cc liquid:

Malaguti FIFTY TOP

Malaguti FIFTY FULL CX 50 - 1989/1995

Malaguti FIFTY UP 50 - 1994/1994

Malaguti FIFTY 50 TOP - 1989/1997

Malaguti FIFTY MISTRAL 50 - 1989/1995

Malaguti RST 50 - 1989/1995
FRANCO MORINI G30, 303/304
SUZUKI DR BIG liquid cooling


End of stock and production last high engine available for the Italian brand Polini Motori, this kit is really well designed and very well finished, it is solid and efficient thanks to the materials used and its technical! Aluminium alloys used are excellent and allow to obtain a cylinder resistant to all races, of course in the best conditions of use, settings and mounting.

Haut moteur 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

With its specific internal processing and 47mm diameter, its displacement reached with a 70cc internal architecture technique well through its 6 admission transfers really well worked and exhaust said "W" (for its unique shape and representative) wide exit exhaust diameter Ø25mm. Diagrams are high enough and sharp! They guarantee both the low-end torque as the speed at high speeds, all provided with complete equipment (carburetion, exhaust ... see below).

Cylindre 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

The piston accompanying this cylinder is specifically designed bi segment model and adapted to the cylinder. It guarantees excellent strength with its 2 segments chrome purposes 1.2mm thickness for maximum torque and certain reductions in friction by the fineness of segments for high insured plans. Clearly, this high engine with this piston will cool no time with excellent settings needless to say, this is the perfect ratio torque / high speed.

échappement w Kit 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

It's like you can see in photos, comes with two clips reinforced kind crab for axis piston Ø12mm X 40mm. In addition, this kit has a black painted cylinder as the cylinder (special paint high temperature POLINI), this head will offer a very good cooling and compression optimized for performance again, guaranteed! The combustion chamber is hemispherical with an unpolished finish. The finish is just as excellent and upscale than its cylinder, fixing it is by 4 screws (screws not supplied) over the fixing by the 4 engine bolts. The mounting diameter for the cooling hose is in Ø24mm external, an internal diameter of 20mm and a height / length of about 30mm.

vue Kit 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

In summary you can see, this kit is a real time success of the Italian POLINI home with nothing to show for a long time in the product quality and performance they develop. This high engine will offer you all the strength and reliability sought by the old pilots mécaboites well gain performance and therefore felt well once installed and adjusted.

vue sortie échappement Kit 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

Unfortunately, spare parts for this high engine is no longer news. This high exceptional engine has no direct replacement piston. Nothing prevents you to ask equivalent with features, sizes and identical ribs. His pack seals is still available!

Optional we offer a preparation course 1 only on request by mail to the last high engine, this preparation is a modification of the channels and the exhaust port by increasing the charts and improvement of the duct, it increases the cylinder performance. A slight improvement of the piston skirt and stockings are also included in this change. Allow extra time for this special preparation!

transferts Kit 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

We recommend to accompany this high engine with at least: exhaust racing relaxation, cold candle racing once properly adjusted, crankshaft bearings and reinforced, reinforced clutch (hard springs), 21mm carburetor flexible mounting, reinforced needle cage, engine oil racing ....

This pack contains:

Master cylinder aluminum Ø47mm with 6 transfers and large exhaust W
-Culasse High compression black Ø47mm
-piston Bi segment Ø47mm
-Two Segments chrome purposes 1.2mm thick
Axis-piston Ø12mm X 40mm
Crab-like piston -Clips
-pack Seals complete
-X4 Spacers Ø7mm Ø15mm X X 5mm thick

-Notice Warranty
-Autocollant

Haut moteur monté Kit 70cc POLINI W aluminium Ø47mm complet MINARELLI RV6, RV5, RV4, RV3

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