{"product_id":"polini-12mm-wrist-pin-circlip-for-polini-cylinder-kits-for-scooters-mopeds","title":"Polini 12mm Wrist Pin Circlip for Polini Cylinder Kits for Scooters \u0026 Mopeds","description":"\u003ch2\u003ePolini 12mm Wrist Pin Circlip for Minarelli-Based Engines\u003c\/h2\u003e\u003cp\u003eThe Polini 12mm Wrist Pin Circlip holds your wrist pin firmly in position. It is made to suit Polini cylinder kits used on Minarelli-based 2-stroke scooters and mopeds. You can find it alongside the \u003ca href=\"\/collections\/scooter-cylinder-kits\"\u003escooter big bore \u0026amp; cylinder kits\u003c\/a\u003e that support a proper engine build. Circlips are sold one at a time, so a complete installation requires two, one for each end of the wrist pin.\u003c\/p\u003e\u003ch3\u003eConstruction and Design\u003c\/h3\u003e\u003cp\u003eThe circlip has a C-shaped body formed from spring steel wire, with two inward loops that seat in the groove of the wrist pin bore. This arrangement gives a secure fit and keeps the wrist pin correctly located inside the piston. Fitting it correctly matters for good engine performance.\u003c\/p\u003e\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\u003cp\u003eSwap out the circlip whenever you work on the piston of your scooter or moped, or if you spot wear or damage. A worn or faulty circlip may allow the wrist pin to shift, which can result in engine failure. Checking it during routine service is an easy way to prevent that problem.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e C-clip \/ wire circlip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWrist Pin Diameter:\u003c\/strong\u003e 12mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Spring steel wire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold:\u003c\/strong\u003e Individually (2 required per piston)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Polini cylinder kits with a 12mm wrist pin on Minarelli-based 2-stroke scooter engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMinarelli AM3 2-stroke engine (Polini cylinder kit, 12mm wrist pin)\u003c\/li\u003e\n\u003cli\u003eMinarelli AM4 2-stroke engine (Polini cylinder kit, 12mm wrist pin)\u003c\/li\u003e\n\u003cli\u003eMinarelli AM5 2-stroke engine (Polini cylinder kit, 12mm wrist pin)\u003c\/li\u003e\n\u003cli\u003eMinarelli AM6 2-stroke engine (Polini cylinder kit, 12mm wrist pin)\u003c\/li\u003e\n\u003cli\u003eSimilar Minarelli-based 2-stroke horizontal and vertical engine variants (Polini cylinder kit, 12mm wrist pin)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Check the wrist pin diameter first. This circlip is only for a 12mm pin, and you need two per piston.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-cylinder-kits\"\u003eScooter Big Bore \u0026amp; Cylinder Kits\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":51137969094713,"sku":"TT-24345","price":1.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/polini-12mm-wrist-pin-circlip-for-polini-cylinder-kits-1.png?v=1794370389","url":"https:\/\/www.trendtimes.com\/products\/polini-12mm-wrist-pin-circlip-for-polini-cylinder-kits-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}