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[{"make":"Polaris","model":"550 Indy Adventure 144\"","years":[2017,2018,2019]},{"make":"Polaris","model":"550 Indy LXT 144\"","years":[2014,2015,2016,2017,2018,2019]},{"make":"Polaris","model":"550 Voyageur 144\"","years":[2017,2018,2019]},{"make":"Polaris","model":"550 Widetrack LX 156\"","years":[2016,2017,2018,2019]},{"make":"Polaris","model":"550 Indy Voyageur 144\"","years":[2014,2015,2016]},{"make":"Polaris","model":"550 Classic 121\"","years":[2002,2003,2004,2005,2006]},{"make":"Polaris","model":"550 IQ Shift 121\"","years":[2010,2011,2012,2013]},{"make":"Polaris","model":"550 LX 121\"","years":[2007,2008]},{"make":"Polaris","model":"550 IQ LXT 136\"","years":[2011,2012,2013]},{"make":"Polaris","model":"550 Pro-X 121\"","years":[2004]},{"make":"Polaris","model":"550 Shift 136\"","years":[2011,2012]},{"make":"Polaris","model":"550 Sport Touring 136\"","years":[2000,2001,2002]},{"make":"Polaris","model":"550 SuperSport 121\"","years":[2000,2001,2002,2003,2004,2005,2006,2007,2008]},{"make":"Polaris","model":"550 Trail RMK 136\"","years":[2000,2001,2002,2003,2004,2005,2006,2007,2008,2009,2010]},{"make":"Polaris","model":"550 Trail Touring 136\"","years":[2000,2002,2003,2004,2005,2006,2008,2009,2010]},{"make":"Polaris","model":"550 Indy Adventure 155\"","years":[2017,2018,2019]},{"make":"Polaris","model":"550 Indy Voyageur 155\"","years":[2015,2016]},{"make":"Polaris","model":"550 Voyageur 155\"","years":[2017,2018,2019]}]
Upgrade your snowmobile’s performance with the SP1 Cylinder 550 Fan, 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.
Whether your machine runs a cast-iron or Nikasil-plated bore, this cylinder offers a seamless swap to get you back on the snow faster.
Ideal For: Rebuilds, top-end refreshes, and performance restoration on 550 fan-cooled snowmobiles.
Note: Verify model fitment and required bore finish or piston size before installation.