{"product_id":"vespa-v9a-asso-piston-2nd-over-47-4mm","title":"Vespa V9A Asso Piston (2nd Over, 47.4mm)","description":"\u003ch2\u003eSecond Oversize Piston for Vespa 90\u003c\/h2\u003e\u003cp\u003eThis second oversize piston is made for the Vespa 90 and has a 47.4 mm diameter. It plays a central role in sealing the combustion chamber. Much like other \u003ca href=\"\/collections\/vespa-parts\"\u003eVespa scooter parts\u003c\/a\u003e, it installs directly in the spot the original piston occupied. It suits anyone looking to bring back lost power by swapping out a worn or damaged piece.\u003c\/p\u003e\u003ch3\u003eSigns It Needs Replacing\u003c\/h3\u003e\u003cp\u003ePiston and ring condition has a direct effect on how the engine runs. Heavy exhaust smoke, rising oil use, or weak compression are signs that a new piston may be needed. Choosing the right piston size, including the correct oversize, matters for good running.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 47.4 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Combustion chamber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa 90 (second oversize 47.4 mm piston)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eVespa 90 (2nd oversize, 47.4 mm bore)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check your cylinder bore and select the 47.4 mm second oversize, which is the size listed for the Vespa 90.\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-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138786525241,"sku":"TT-26742","price":76.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/asso-piston-2nd-over-47-4mm-for-vespa-v9a-1.jpg?v=1794377779","url":"https:\/\/www.trendtimes.com\/products\/vespa-v9a-asso-piston-2nd-over-47-4mm","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}