{"product_id":"vespa-v9a-small-pin-piston-47-6-3rd-oversize","title":"Vespa V9A Small Pin Piston (47.6, 3rd Oversize)","description":"\u003ch2\u003eSmall Pin Piston for Vintage Vespa 90 (V9A)\u003c\/h2\u003e\u003cp\u003eThis small pin piston is made for vintage Vespa 90 (V9A) scooters. It has a 47.6 mm bore and is built from long-lasting alloy. Since the piston plays a key role in engine performance, it helps your scooter run smoothly. Like other \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e, it sits directly in the cylinder, so installation is simple. Whether you are restoring an older model or doing routine upkeep, this piston can help keep your scooter in good working order.\u003c\/p\u003e\u003ch3\u003eConstruction and Design\u003c\/h3\u003e\u003cp\u003eThe piston uses a 14 mm wrist pin and comes with piston rings, which help form a proper seal inside the engine. The alloy body is meant to handle the demands of everyday scooter use, supporting dependable riding. The design is intended to cope with the pressure and heat produced in the combustion chamber.\u003c\/p\u003e\u003ch3\u003eWhen to Replace Your Piston\u003c\/h3\u003e\u003cp\u003eA piston replacement is usually considered when performance problems or wear appear. Typical signs include a clear drop in power, unfamiliar engine sounds, or heavy smoke from the exhaust. Checking the engine regularly can help you decide when this work is needed, so your vintage scooter keeps running efficiently and reliably.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 47.6 mm bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWrist Pin Size:\u003c\/strong\u003e 14 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Piston rings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vintage small-frame Vespa 90 (V9A) scooters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eVespa 90 (V9A, vintage small-frame)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Confirm that your cylinder and piston pin match the 47.6 mm bore and 14 mm wrist pin before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-pistons-rings\"\u003eScooter Pistons \u0026amp; Piston Rings\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-hardware\"\u003eScooter Bolts, Screws \u0026amp; Hardware\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138441379897,"sku":"TT-25665","price":76.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/piston-47-6-3rd-oversize-for-vespa-v9a-small-pin-1.jpg?v=1794375299","url":"https:\/\/www.trendtimes.com\/products\/vespa-v9a-small-pin-piston-47-6-3rd-oversize","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}