{"product_id":"piston-kit-800-sx-r-03-11-01-4523-050","title":"Piston Kit 800 Sx-R 03-11 01.4523.050","description":"Cast Piston Kit\u003cli\u003eProX piston designs are usually similar to the OEM\/stock configurations, although sometimes these designs are adjusted whenever the ProX engineers discover an opportunity for increased performance\u003c\/li\u003e\u003cli\u003eProX cast pistons are very stable\u003c\/li\u003e\u003cli\u003eProX cast pistons are made through gravity casting using aluminum alloy with approximately 18 percent silicon content\u003c\/li\u003e\u003cli\u003eSilicon plays a vital role in ProX’s cast piston manufacturing, as it decreases thermal expansion\u003c\/li\u003e\u003cli\u003eProX two-stroke pistons are manufactured for both cast iron cylinder bores and Nikasil cylinder bores\u003c\/li\u003e\u003cli\u003eRegarding Nikasil cylinder bores, ProX offers a variety in oversizes graded in A\/B\/C\/D sizing, each going up 0.01mm in diameter\u003c\/li\u003e","brand":"PRO X","offers":[{"title":"Default Title","offer_id":50561644134730,"sku":"25PTS031507","price":145.74,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/8949\/1786\/files\/d15ea1f151f64ec4f8c361ddd6ed9ac4_600_68a0ab17-5d39-46ce-a548-9433c2d0b3b5.webp?v=1751980156","url":"https:\/\/throttleandgear.com\/products\/piston-kit-800-sx-r-03-11-01-4523-050","provider":"Throttle \u0026 Gear Co. Ltd.","version":"1.0","type":"link"}