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Meteor Piston

Gravity Cast Pistons

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Cast Piston

Aluminium alloy 12% Si  AlSi 12MgCuNi-P
Aluminium alloy 18% Si  AlSi 18MgCuNi-P
Aluminium alloy 21% Si  AlSi 21MgCuNi-P



Rings grooves special turning and angle precision finishing. Special grooves shapes to avoid gas blow-by.
Special anti-rotation pin positioning and fixing to increase ring gap’s stability and ring resistance to high rpm rate and passages into cylinder port.

Cast Detail


Molybdenum disolphure spray coating
Lubricating and anti-friction/anti-wear coating on pistons skirts to make easy run-in into the cylinder at the beginning and prevent piston wear while at work.

Meteor Piston Kits

 The Classics

The historical production of aftermarkets pistons by Meteor.

First class spare parts piston kits which today represent a compound of all Meteor's experience which has been producing these items for 60 years.

MOTORCYCLES piston kits for 2 strokes and 4 strokes scooters up to 250cc and Big Bore power kits: a wide selection of spare parts ever updating. We always introduce new items following the market trends and customers expectations.

GARDENING & FORESTRY engines piston kits: Meteor Piston is OEM supplier of some of the most famous Italian brands of professional forestry machines (chainsaws). Thanks to this expertise we have developed a large range of aftermarkets products for the most famous professional models in the worldwide market, like Stihl and Husqvarna.

VINTAGE line: the first piston kits ever produced by Meteor. The pistons which represent Meteor's origins (Lambretta and Old Piaggio Vespa) are now back again, following the increasing demand of amateur customers retrofitting the original motorcycles. Old items but totally refreshed technology of production (from the casting molds to the machining tools) to give customers the same reliability of the new products.


 Piston rings

Rings made in Italy by Meteor’s associated company CABER S.R.L.

L Ring


METEOR PISTON s.r.l. Via Monte Amiata, 9/11 - 20021 BARANZATE (MI) - Italy Tel. +39.02.356.16.34 Fax +39.02.356.08.02 Mail: