{"product_id":"sport-parts-inc-cylinder-550-fan","title":"SPORT-PARTS INC. CYLINDER 550 FAN","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eSP1 SPORT-PARTS INC. CYLINDER 550 FAN\u003c\/h2\u003e\n\u003cp\u003eUpgrade your snowmobile’s performance with the \u003cstrong\u003eSP1 Cylinder 550 Fan\u003c\/strong\u003e, engineered for durability, reliability, and a precise factory fit. Designed to restore lost power and deliver consistent compression, this cylinder is an ideal replacement for worn or damaged OEM parts.\u003c\/p\u003e\n\u003cp\u003eWhether your machine runs a cast-iron or Nikasil-plated bore, this cylinder offers a seamless swap to get you back on the snow faster.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Replaces both Cast and Nikasil bore cylinders for broad compatibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Construction:\u003c\/strong\u003e Built to OEM specifications for proper clearance, cooling, and longevity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance Restored:\u003c\/strong\u003e Improves sealing and compression for reliable starts and strong mid-range power.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Machined:\u003c\/strong\u003e Ensures correct port timing and smooth operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady for Assembly:\u003c\/strong\u003e Compatible with standard pistons, rings, and gaskets (sold separately).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose SP1\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrusted Aftermarket Brand:\u003c\/strong\u003e SPORT-PARTS INC. delivers parts riders rely on.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue and Reliability:\u003c\/strong\u003e Quality performance without OEM price tags.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e Rebuilds, top-end refreshes, and performance restoration on 550 fan-cooled snowmobiles.\u003c\/p\u003e\n\u003cp\u003eNote: Verify model fitment and required bore finish or piston size before installation.\u003c\/p\u003e","brand":"SPORT-PARTS INC.","offers":[{"title":"SM-09605","offer_id":52136135295294,"sku":"541-90201-51s","price":234.34,"currency_code":"USD","in_stock":true},{"title":"SM-09606","offer_id":52136135328062,"sku":"541-90101-51s","price":272.72,"currency_code":"USD","in_stock":true},{"title":"SM-09615","offer_id":52136135360830,"sku":"541-90102-51s","price":277.88,"currency_code":"USD","in_stock":true},{"title":"SM-09616","offer_id":52136135393598,"sku":"541-90103-51s","price":271.24,"currency_code":"USD","in_stock":true},{"title":"SM-09617","offer_id":52136135426366,"sku":"541-90104-51s","price":278.62,"currency_code":"USD","in_stock":true},{"title":"SM-09611","offer_id":52136135459134,"sku":"541-90202-51s","price":285.26,"currency_code":"USD","in_stock":true},{"title":"SM-09612","offer_id":52136135491902,"sku":"541-90203-51s","price":92.66,"currency_code":"USD","in_stock":true},{"title":"SM-09614","offer_id":52136135524670,"sku":"541-90204-51s","price":259.43,"currency_code":"USD","in_stock":true},{"title":"SM-09608","offer_id":52136135557438,"sku":"541-90305-51s","price":327.33,"currency_code":"USD","in_stock":true},{"title":"SM-09609","offer_id":52136135590206,"sku":"541-90306-51s","price":258.69,"currency_code":"USD","in_stock":true},{"title":"SM-09610","offer_id":52136135622974,"sku":"541-90307-51s","price":258.69,"currency_code":"USD","in_stock":true},{"title":"SM-09602","offer_id":52136135655742,"sku":"541-90302-51s","price":293.24,"currency_code":"USD","in_stock":true},{"title":"SM-09603","offer_id":52136135688510,"sku":"541-90303-51s","price":267.55,"currency_code":"USD","in_stock":true},{"title":"SM-09601","offer_id":52136135721278,"sku":"541-90301-51s","price":580.46,"currency_code":"USD","in_stock":true},{"title":"SM-09607","offer_id":52136135754046,"sku":"541-90401-51s","price":244.67,"currency_code":"USD","in_stock":true},{"title":"CYLINDER POL (MPN:SM-09618)","offer_id":52136135786814,"sku":"541-90205-51s","price":749.43,"currency_code":"USD","in_stock":true},{"title":"CYLINDER POL (MPN:SM-09619)","offer_id":52136135819582,"sku":"541-90206-51s","price":757.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/2afa-626071a9e1e7e.png?v=1756184165","url":"https:\/\/thed-zone.myshopify.com\/products\/sport-parts-inc-cylinder-550-fan","provider":"thed.zone","version":"1.0","type":"link"}