{"product_id":"soupape-admission-echappement-sea-doo-1503-gti-gtx-rxp-rxt-420254682-420254293-420254298","title":"Sea-Doo 1503 GTI GTX RXP RXT Intake and Exhaust Valve – Ref. 420254682 \/ 420254293 \/ 420254298","description":"\u003ch2\u003eSingle Intake \/ Exhaust Valve – Sea-Doo 1503 Rotax Engine\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eThis replacement valve is designed for \u003cstrong\u003eSea-Doo 1503 Rotax\u003c\/strong\u003e engines (GTI, GTX, RXP, RXT). Available individually as an \u003cstrong\u003eintake\u003c\/strong\u003e, \u003cstrong\u003eexhaust\u003c\/strong\u003e, or as an \u003cstrong\u003eintake + exhaust pack\u003c\/strong\u003e, it corresponds to OEM references \u003cstrong\u003e420254682\u003c\/strong\u003e, \u003cstrong\u003e420254293\u003c\/strong\u003e, and \u003cstrong\u003e420254298\u003c\/strong\u003e. Ideal for targeted replacement during a cylinder head overhaul or after detecting a faulty valve.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eExhaust OEM Reference:\u003c\/strong\u003e 420254682\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eIntake OEM Reference:\u003c\/strong\u003e 420254293 \/ 420254298\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Rotax 1503 Sea-Doo Engine\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Per unit – 3 options available (Intake \/ Exhaust \/ Intake+Exhaust Pack)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength thermal steel\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.2 kg\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\u003eRegulated substances:\u003c\/strong\u003e None\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Direct OEM replacement, lapping recommended\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003eSea-Doo 1503 Compatibility\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eThese valves (Intake or Exhaust) are compatible with the following Sea-Doo models equipped with the \u003cstrong\u003eRotax 1503\u003c\/strong\u003e engine:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSea-Doo GTI\u003c\/strong\u003e 130\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eSea-Doo GTX\u003c\/strong\u003e 155 \/ 185 \/ 215 \/ 255 \/ 260\u003c\/li\u003e\n\n\u003cli\u003e\u003cstrong\u003eSea-Doo RXP \/ RXP-X\u003c\/strong\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cstrong\u003eSea-Doo RXT \/ RXT-X\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\u003ch2\u003eWhy Replace a Valve in Your Sea-Doo?\u003c\/h2\u003e\n\u003cp style=\"text-align: justify;\"\u003eA worn or deformed valve compromises the sealing of the combustion chamber and degrades the performance of the 1503 engine. Common symptoms of a faulty valve include:\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003eLoss of compression in one or more cylinders\u003c\/li\u003e\n\n\u003cli\u003eDifficult starting or stalling when cold\u003c\/li\u003e\n\n\u003cli\u003eAbnormally high fuel consumption\u003c\/li\u003e\n\n\u003cli\u003eMetallic knocking sound during acceleration\u003c\/li\u003e\n\n\u003cli\u003eProgressive loss of power during navigation\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp style=\"text-align: justify;\"\u003eSingle unit replacement is suitable when only one valve is identified as faulty. For a complete overhaul, opt for our 12-valve kit. Plan for this replacement in case of a bent valve, for example. Another important point: remember to also replace the valve stems, available on our website.\u003c\/p\u003e\n\u003ch2\u003eSee Also – Other Compatible 1503 Engine Parts\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"width: 50%; padding: 8px; text-align: center; vertical-align: top;\"\u003e\u003ca href=\"https:\/\/rotaxtenderparts.com\/products\/kit-12-soupapes-admission-echappement-sea-doo-4-tec-420254298-420254682\"\u003e\u003cimg style=\"width: 100%; max-width: 220px; border-radius: 6px;\" alt=\"Kit 12 Soupapes Admission Échappement Sea-Doo 4-TEC 420254298 420254682\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0982\/5379\/9754\/files\/Sff75384987974746b2611cd6c13cd67dx.webp?v=1785180443\"\u003e\u003cbr\u003e\u003cstrong\u003e12-Valve Intake\/Exhaust Kit Sea-Doo 4-TEC – Ref. 420254298 \/ 420254682\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\n\u003ctd style=\"width: 50%; padding: 8px; text-align: center; vertical-align: top;\"\u003e\u003ca href=\"https:\/\/rotaxtenderparts.com\/products\/joint-couvre-culasse-seadoo-4-tec-gti-gts-gtx-rxp-rxt-130-300-hp\"\u003e\u003cimg style=\"width: 100%; max-width: 220px; border-radius: 6px;\" alt=\"Joint Couvre-Culasse Sea-Doo 4-TEC GTI GTS GTX RXP RXT 130-300 HP\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0982\/5379\/9754\/files\/S2f10ce4cb809496faa3d536493277738j.webp?v=1764542263\"\u003e\u003cbr\u003e\u003cstrong\u003eCylinder Head Cover Gasket Sea-Doo 4-TEC GTI \/ GTS \/ GTX \/ RXP \/ RXT – 130 to 300 HP\u003c\/strong\u003e\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":"1 Exhaust Valve","offer_id":62815329288522,"sku":"14:29#Exhaust","price":49.5,"currency_code":"EUR","in_stock":true},{"title":"1 Intake Valve","offer_id":62815329321290,"sku":"14:10#Intake","price":49.5,"currency_code":"EUR","in_stock":true},{"title":"1 Intake + Exhaust Valve","offer_id":62815329354058,"sku":"14:193#Intake and Exhaust","price":89.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/5379\/9754\/files\/S08f01ca6647a4f57bf740d727981c37cQ_642ef60e-31f5-4591-915b-2cffcbdcfaa8.webp?v=1785180443","url":"https:\/\/rotaxtenderparts.com\/en\/products\/soupape-admission-echappement-sea-doo-1503-gti-gtx-rxp-rxt-420254682-420254293-420254298","provider":"ROTAX tender parts","version":"1.0","type":"link"}