{"product_id":"vespa-vna-piston-ring-54-2-mm-1st-over","title":"Vespa VNA Piston Ring (54.2 mm, 1st Over)","description":"\u003ch2\u003eVespa VNA 1st Overbore Piston Ring\u003c\/h2\u003e\u003cp\u003eThis ring is made for Vespa VNA scooters and is sized at 54.2 mm, which corresponds to the first overbore. As with other \u003ca href=\"\/collections\/vintage-vespa-parts\"\u003evintage Vespa scooter parts\u003c\/a\u003e, it goes straight into the cylinder in place of the component that was taken out. You may need a new one if you notice symptoms such as smoke, high oil use, or weak compression.\u003c\/p\u003e\u003ch3\u003eRole of This Part\u003c\/h3\u003e\u003cp\u003eThe piston rings help seal the combustion chamber. When rings wear out or get damaged, the engine can lose performance, so swapping them in good time helps keep the engine running efficiently.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 54.2 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Piston\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Vespa VNA scooters, 54.2 mm piston ring (1st overbore)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\u003cli\u003eVespa VNA (1st overbore)\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSelection guide:\u003c\/strong\u003e Only use this ring with a 54.2 mm bore, which is the size a VNA engine reaches after a 1st overbore.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrowse further:\u003c\/strong\u003e \u003ca href=\"\/collections\/vintage-vespa-parts\"\u003eVintage Vespa Parts\u003c\/a\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":51138555674681,"sku":"TT-26092","price":8.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/piston-ring-54-2-mm-1st-over-for-vna-1.jpg?v=1794375916","url":"https:\/\/www.trendtimes.com\/products\/vespa-vna-piston-ring-54-2-mm-1st-over","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}