{"product_id":"cylinder-works-61001-k01-big-bore-cylinder-kit-polaris-rzr-900-moto-house-mx","title":"Cylinder Works Big Bore Cylinder Kit (98.00mm) 61001-K01 - Polaris RZR 900 \/ RZR XP 900 2011-2014","description":"\u003ch1\u003e\u003cstrong\u003eCylinder Works Big Bore Cylinder Kit (98.00mm) 61001-K01 - Polaris RZR 900 \/ RZR XP 900 2011-2014\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cdiv style=\"background-color: #fdecea; border: 1px solid #f5c2c0; border-left: 5px solid #d93025; border-radius: 6px; padding: 10px 14px; margin: 12px 0; box-sizing: border-box; width: 100%; max-width: 100%; word-wrap: break-word; overflow-wrap: break-word; font-size: 15px; line-height: 1.5;\"\u003e\n\u003cstrong style=\"color: #b3261e;\"\u003ePlease Note:\u003c\/strong\u003e \u003cspan style=\"color: #5f1a15;\"\u003eMust use heavy-duty aftermarket connecting rods or a Hot Rods connecting rod. You must also upgrade the OEM cam chain tensioner and eliminate jumping cam timing by using a Hot Cams automatic cam chain tensioner conversion kit.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Cylinder Works \u003cstrong\u003eBig Bore Cylinder Kit\u003c\/strong\u003e provides a massive performance boost for your Polaris RZR 900, increasing displacement to a commanding 971cc. Designed as a ready-to-install, direct bolt-on upgrade, this USA-made kit delivers significant power gains without requiring any specialized machine work to your engine cases, dropping right in to completely transform your ride.\u003c\/p\u003e\n\u003cp\u003eEngineered for lasting durability under heavy loads, the cylinder features a premium Nickel Silicon Carbide plated bore for superior wear resistance, excellent heat dissipation, and reduced friction. It comes fully equipped with a perfectly matched Vertex piston (10.6:1 compression ratio) to ensure maximum longevity, robust power delivery, and reduced engine noise, giving your UTV reliable performance on the toughest trails.\u003c\/p\u003e\n\u003ch3\u003eTop Features: Cylinder Works Big Bore Kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplete kit includes the cylinder, matched Vertex piston, rings, wrist pin, clips, and top-end gaskets.\u003c\/li\u003e\n\u003cli\u003eIncreases engine displacement to 971cc with a +5.00mm oversize bore (98.00mm) and 10.6:1 compression ratio.\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on design does not require any custom machine work or re-plating.\u003c\/li\u003e\n\u003cli\u003eHigh-quality Nickel Silicon Carbide plating ensures long cylinder life and consistent performance.\u003c\/li\u003e\n\u003cli\u003eProudly made in the USA for uncompromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease review the detailed compatibility data below to ensure an exact fitment match for your UTV before finalizing your purchase.\u003c\/p\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eVehicle Brand\u003c\/th\u003e\n\u003cth\u003eVehicle Model \u0026amp; Sub-Model\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2013\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR XP 900 EFI 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2012\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR XP 900 LE 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2013\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 4 XP 900 EPS 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012-2013\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR XP 900 LE EPS 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2012\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 4 XP 900 EFI 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2013\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 4 XP 900 Jagged X 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 900 EPS LE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 4 900 EPS 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014\u003c\/td\u003e\n\u003ctd\u003ePolaris\u003c\/td\u003e\n\u003ctd\u003eRZR 4 900 EPS LE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: Does this kit require me to bore out my engine cases?\u003c\/b\u003e\u003cbr\u003eA: No, this big bore cylinder is engineered as a direct bolt-on installation and does not require any additional machine work to fit your Polaris.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Are the top-end gaskets included in this kit?\u003c\/b\u003e\u003cbr\u003eA: Yes, the kit comes completely ready to install with all necessary gaskets, the cylinder, matched piston, rings, pin, and clips.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExpert Pro-Tip:\u003c\/b\u003e Always check your ring end gap before final assembly, even with pre-matched kits. Furthermore, take your time to properly break in the new cylinder and piston by going through several careful heat cycles before hitting wide-open throttle to ensure the rings seat perfectly.\u003c\/p\u003e\n\u003ch3\u003eRecommended Pairings:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/polaris-utv-parts-and-accessories-moto-house-mx\"\u003ePolaris UTV Parts \u0026amp; Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/engine-rebuild-kits-collection-precision-and-power-for-every-engine\"\u003eEngine Rebuild Kits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/premium-motorcycle-chemicals-brake-fluid-bike-wash-coolant-chain-lubes\"\u003ePremium Motorcycle Chemicals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout Moto-House MX\u003c\/h3\u003e\n\u003cp\u003eAt Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their machines. We pride ourselves on great customer service, and every item ships FAST - straight to your door.\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003e\u003cstrong\u003eMoto-House MX - Choice of Champions\u003c\/strong\u003e - Your premier powersports source with great customer service and lightning-fast shipping straight to your door.\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CYLINDER WORKS","offers":[{"title":"Default Title","offer_id":45720752128083,"sku":"61001-K01","price":1351.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/93d7-572a689f38816.jpg?v=1781892482","url":"https:\/\/motohousemx.com\/products\/cylinder-works-61001-k01-big-bore-cylinder-kit-polaris-rzr-900-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}