{"product_id":"namura-060-over-piston-kit-for-polaris-325-magnum-trail-boss-xpedition-79-5mm","title":"Namura .060 Over Piston Kit for Polaris 325 Magnum Trail Boss Xpedition 79.5mm","description":"\u003ch2\u003eNamura .060 Over Piston Kit for Polaris\u003c\/h2\u003e\u003cp\u003eThis .060 over piston kit rebuilds your Polaris 325 Magnum, Trail Boss, or Xpedition engine with a 79.5mm bore size to restore lost compression and power. The kit includes piston, rings, wrist pin, and circlips for a complete piston replacement.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .060 Over Piston Kit is designed for Polaris ATVs needing a rebore after cylinder wear. This 79.5mm overbore piston kit brings your 325cc engine back to life. Mechanics and DIY owners use this piston kit to refresh top-end performance without replacing the entire cylinder.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCast aluminum piston with .060 inch oversize\u003c\/li\u003e\n\u003cli\u003eIncludes premium chrome-plated rings for reduced drag\u003c\/li\u003e\n\u003cli\u003eHeat-treated wrist pin for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined pin bore for proper clearance\u003c\/li\u003e\n\u003cli\u003eComplete kit with circlips for secure retention\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Polaris 325 Magnum\u003c\/li\u003e\n\u003cli\u003efor Polaris Trail Boss\u003c\/li\u003e\n\u003cli\u003efor Polaris Xpedition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eATV trail riding engine overhaul\u003c\/li\u003e\n\u003cli\u003eUtility vehicle top-end rebuild\u003c\/li\u003e\n\u003cli\u003eFarm or ranch equipment maintenance\u003c\/li\u003e\n\u003cli\u003eRecreational off-road restoration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e79.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.060 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris 325 Magnum \/ Trail Boss \/ Xpedition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to hone the cylinder before installing this kit? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the cylinder must be bored and honed to the proper 79.5mm finish to match this .060 over piston for correct clearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this piston kit come with installation instructions? \u003cstrong\u003eA:\u003c\/strong\u003e No printed instructions are included; refer to your Polaris service manual for proper installation, ring gap, and torque specs.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44890764509270,"sku":"SZ1F13012","price":160.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_fe9c873d-6120-4945-825e-2b0abd98e641.jpg?v=1781143520","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-piston-kit-for-polaris-325-magnum-trail-boss-xpedition-79-5mm","provider":"Solid Spare","version":"1.0","type":"link"}