Renewed cast Polini 130

[nicsar]

Very interesting

POLINI KIT FOR 125CC VESPA PRIMAVERA ET3 WITH NEW HEAD: RACING GENERATION
Polini Motori has fully updated the famous cylinder kit for vespa 125 Primavera ET3, now available as RACING model too complete with head that has been studied to improve the cooling. The head can be bought singularly.
TECHNCIAL FEATURES
The cylinder is made of lamellar graphitic cast iron self lubricated and wear resistant. It assures better mechanical resistance. It reduces the engine working temperature and avoids possible loss of power. Bore of 57mm. Liner with 6 transfers.
Piston, gravity cast in light alloy with high silicon content and two cast iron "S10"chromed piston rings Aluminium cast head with two fins that better dissipates the heat both in the top and in the bottom.
It improves the cooling and the compression ratio. It has a new copper gasket that eliminates the gasses escaping between the head and cylinder but allows the heat to transfer easier.
PART NUMBER AND PRICE
Part no.: 140.0050/R complete cylinder kit. Part no.: 211.0319 head with copper gasket.

www.polini.com/catalogo/en/risultato.php?op=po&id=158714&modello=955&marca=46&ccmin=125&ccmax=150&from=camamo

[tony]

shame its iron still.

[nicsar]

True Tony, but if the piston and rings are even close to the GS and the head something like a modified Malossi, then it will be priceworthy I think.

But I guess best is to wait and see what the polini wizards on gsf will think of it..

[hank]

Oct 5, 2010 12:32:00 GMT tony said:

shame its iron still.

true, but those nicasil lined things are over rated






;D

[nicsar]

www.polini.com/catalogo/en/risultato.php?op=po&id=158714&modello=955&marca=46&ccmin=125&ccmax=150&from=camamo

211€


But then there is also this that looks to be an alu barrel with large transfers..

www.polini.com/catalogo/en/risultato.php?op=po&id=158344

[firej]

I think this is the one I just got so I will have a test of it once I get all this rebuilt....