{"product_id":"kit-piston-platinium-sea-doo-1630-4-tec-std-3-cylindres-gtx-rxp-x-rxt-x-300ch-420892738","title":"Sea-Doo 1630 4-TEC STD Platinum Piston Kit – 3 Cylinder – GTX RXP-X RXT-X 300 hp – Ref. 420892738","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eThe \u003cstrong\u003eSea-Doo 1630 4-TEC STD Platinum Piston Kit\u003c\/strong\u003e is a complete set of 3 standard-sized pistons designed for overhauling the \u003cstrong\u003eRotax 1630 4-TEC 300 hp\u003c\/strong\u003e engine found in Sea-Doo GTX Limited, RXP-X 300, and RXT-X 300 jet skis. The Platinum finish guarantees superior quality to OEM specifications, with increased heat and wear resistance for this high-performance engine.\u003c\/p\u003e\n\u003cp style=\"text-align: justify;\"\u003eThis kit of 3 pistons (one per cylinder) is compatible with OEM part number \u003cstrong\u003e420892738\u003c\/strong\u003e and is suitable for standard bore cylinder reboring. Also compatible with \u003cstrong\u003eWilliams Sportjet tenders\u003c\/strong\u003e equipped with the Rotax ACE 1630 engine.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOEM Reference:\u003c\/strong\u003e 420892738\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eType:\u003c\/strong\u003e Platinum 3-Piston Kit – Standard Size (STD)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eEngine Application:\u003c\/strong\u003e Rotax 1630 4-TEC 300 hp\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eContents:\u003c\/strong\u003e 3 complete pistons (one per cylinder)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Platinum – superior to OEM quality\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eType:\u003c\/strong\u003e Aftermarket – OEM replacement\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2 kg\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRegulated substances:\u003c\/strong\u003e None\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Recommended by a qualified technician\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eCompatible with Sea-Doo models equipped with the \u003cstrong\u003eRotax 1630 4-TEC 300 hp\u003c\/strong\u003e engine:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eGTX 300 Limited\u003c\/strong\u003e – 2016 to 2025\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRXP-X 300\u003c\/strong\u003e – 2016 to 2025\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRXT-X 300\u003c\/strong\u003e – 2016 to 2025\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp style=\"text-align: justify;\"\u003eAlso compatible with \u003cstrong\u003eWilliams Tender annexes\u003c\/strong\u003e equipped with the Rotax ACE 1630 engine:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWilliams 435 Sportjet\u003c\/strong\u003e (Rotax ACE 1630)\u003c\/li\u003e\n\n\u003cli\u003e\u003cstrong\u003eWilliams 460 Sportjet\u003c\/strong\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cstrong\u003eWilliams 520 Sportjet\u003c\/strong\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp style=\"text-align: justify;\"\u003e\u003cem\u003e⚠️ Always check your serial number (VIN) and the original OEM reference before ordering to confirm exact compatibility with your model.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWhy Replace 1630 Engine Pistons?\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eThe Rotax 1630 4-TEC 300 hp engine is a high-performance engine subject to high thermal and mechanical stresses. Pistons gradually wear out, leading to a loss of compression and degradation of performance. Common symptoms warranting replacement are:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003eNoticeable loss of power or torque\u003c\/li\u003e\n\n\u003cli\u003eAbnormal oil consumption (blue smoke)\u003c\/li\u003e\n\n\u003cli\u003eDifficult or unstable starting\u003c\/li\u003e\n\n\u003cli\u003eCylinder compression below original values\u003c\/li\u003e\n\n\u003cli\u003eEngine knocking when cold\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp style=\"text-align: justify;\"\u003ePreventive replacement at the beginning of the season or after 150 hours of navigation helps avoid costly engine failure on this high-performance powertrain.\u003c\/p\u003e\n\n\u003ch2\u003e🚚 Express Europe Delivery – 3 to 7 Business Days\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eThis product is available for \u003cstrong\u003eexpress delivery throughout Europe\u003c\/strong\u003e (France, Belgium, Switzerland, Spain, Italy, Germany, Portugal, Netherlands, etc.) with an estimated delivery time of \u003cstrong\u003e3 to 7 business days\u003c\/strong\u003e after dispatch. A standard worldwide delivery option is also available for orders outside Europe. Contact us for available shipping options for your country.\u003c\/p\u003e\n\n\u003ch2\u003eSee also – Other Compatible 4-TEC \/ 1630 Engine Parts\u003c\/h2\u003e\n\u003ctable width=\"100%\" cellpadding=\"10\" cellspacing=\"0\" style=\"border-collapse: collapse;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd width=\"50%\" style=\"text-align: center; vertical-align: top;\"\u003e\u003ca href=\"\/en\/products\/kit-segments-piston-sea-doo-4-tec-std-3-pieces-gtx-rxp-rxt-gtr-215-255-260\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0982\/5379\/9754\/files\/Sd470efcb391a4613ac0a2aa41b52952cC.webp?v=1785442058\" alt=\"Kit Segments de Piston Sea-Doo 4-TEC STD 3 Pièces\" style=\"width:100%;max-width:220px;border-radius:6px;\"\u003e\u003cbr\u003e\u003cstrong\u003eSea-Doo 4-TEC STD Piston Ring Kit – 3 Pieces\u003c\/strong\u003e\u003cbr\u003eGTX RXP RXT GTR – 215\/255\/260 hp\u003c\/a\u003e\u003c\/td\u003e\n\n\u003ctd width=\"50%\" style=\"text-align: center; vertical-align: top;\"\u003e\u003ca href=\"\/en\/products\/kit-piston-segments-sea-doo-300-cote-025mm-rxt-x-gtx-ltd-rxp-x-xrs-420892738\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0982\/5379\/9754\/files\/S03a51db7a33245b4be19858797e10c50O.webp?v=1785440270\" alt=\"Kit Piston Segments Sea-Doo 300 Cote +0.25mm\" style=\"width:100%;max-width:220px;border-radius:6px;\"\u003e\u003cbr\u003e\u003cstrong\u003eSea-Doo 300 Piston\/Ring Kit – +0.25 mm Oversize\u003c\/strong\u003e\u003cbr\u003eRXT-X GTX LTD RXP-X XRS – OEM 420892738\u003c\/a\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e","brand":"ROTAX tender parts","offers":[{"title":"Default Title","offer_id":62849418330442,"sku":"\u003cnone\u003e","price":499.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/5379\/9754\/files\/SEADOO_1503_1630_4-tec_Piston_Kit_420892738.webp?v=1785589606","url":"https:\/\/rotaxtenderparts.com\/en\/products\/kit-piston-platinium-sea-doo-1630-4-tec-std-3-cylindres-gtx-rxp-x-rxt-x-300ch-420892738","provider":"ROTAX tender parts","version":"1.0","type":"link"}