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Malossi 190cc Racing Big Bore Cylinder kit for Vespa ET4, LX150, S150


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For Air Cooled Vespa, Piaggio, and Aprilia 125-150cc Scooters with Piaggio Leader Engine. Malossi Big Bore Kit, 187.6cc, Aluminum cylinder, Nikasil lined cylinder. With Piston, Rings, Gaskets. Without Head. For models WITH CARBURETOR only. For newer ie or fuel injected models, use part number M3111461, it has the electronic components  you need to make it work. Call with fitment questions.TECHNICAL SPECIFICATIONS Cylinder        Compression ratio 11.5:1.    Material: primary aluminium alloy with a high content of hardened and tempered silicon, cylinder liner with silicon carbide coating in a galvanic nickel die and crossed smoothing with two diamond passages with very limited tolerances.    Machining: on machine tools with high precision numerical control.    Cylinder-piston connection with an allowance of 0.05 mm.    Recalculated and upgraded heat exchange surfaces. Piston     Ultra compact with 3 rings.    Material: special aluminium alloy with high silicon content, low thermal expansion and a tin facing on the sliding surfaces.    Machining on machine tools with numerical control.    Lightened and reinforced.    Upgraded heat exchange surfaces. Piston rings     Special rings with high sliding ease and very high mechanical strength..    I° ring compression in nitrided and chromium steel.    II° special ring.    Three - piece scraper ring made of chromium plated special steel alloy.Fits-APRILIA Mojito 125 with Piaggio EngineDERBI Boulevard 125 with Piaggio Engine ITALJET Torpedo 125/150PIAGGIO Fly 125/150 with CarburetorPIAGGIO LT 150 PIAGGIO LT 125 VESPA ET4VESPA LX 150 With CarburetorVESPA LXV 150  With CarburetorVESPA S 150 With CarburetorWe usually ship same or next day. No Returns, Refunds or Replacement on Performance Parts. 





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All Return requests must be authorized by seller within 7 days of receipt of item. All returned items are subject to a 25% restocking fee. Return Shipping paid by buyer. All Sales Are Final. No Returns, Refunds or Replacements.

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