{"product_id":"prox-01-1320-a1-standard-66-35-mm-piston-kit-for-honda-cr250r-and-husqvarna-wr-250","title":"PROX 01.1320.A1 Standard 66.35 mm Piston Kit for Honda CR250R and Husqvarna WR 250","description":"\u003cp\u003eThe PROX 01.1320.A1 Piston Kit is a direct-interchange replacement designed for select Honda and Husqvarna two-stroke motorcycles. This standard-size, 66.35 mm piston kit features a molycoated piston engineered for reliable performance in Nikasil-plated cylinders. It provides a practical alternative to OEM pricing while maintaining the fit and function needed for dependable engine service.\u003c\/p\u003e\u003cp\u003eEach PROX piston kit includes the piston, piston rings, wrist pin, and retaining clips for a complete installation. The matched components help simplify rebuilding and support consistent operation when replacing worn or damaged internal engine parts. Verify cylinder condition and manufacturer service specifications before installation to ensure proper clearance and fit.\u003c\/p\u003e\u003cp\u003eFitment includes the 1997–2001 Honda CR250R and the 1999–2003 Husqvarna WR 250. The manufacturer part number is PROX 01.1320.A1, and the vendor part number is 19-4430B. This kit is intended for standard-bore applications and should be confirmed against the motorcycle model year, cylinder type, and existing piston specifications before purchase.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCost-effective alternative to OEM piston kits\u003c\/li\u003e\n\u003cli\u003eDirect interchange with applicable OEM components\u003c\/li\u003e\n\u003cli\u003eStandard 66.35 mm piston for compatible applications\u003c\/li\u003e\n\u003cli\u003eMolycoated piston designed for Nikasil-plated cylinders\u003c\/li\u003e\n\u003cli\u003eComplete kit includes piston, rings, wrist pin, and retaining clips\u003c\/li\u003e\n\u003cli\u003eFits 1997–2001 Honda CR250R and 1999–2003 Husqvarna WR 250\u003c\/li\u003e\n\u003cli\u003eBrand: PROX\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 01.1320.A1\u003c\/li\u003e\n\u003cli\u003eVendor part number: 19-4430B\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1997 Honda CR250R\u003cbr\u003e\n1998 Honda CR250R\u003cbr\u003e\n1998 Husqvarna CR250\u003cbr\u003e\n1998 Husqvarna WR 250\u003cbr\u003e\n1998 Suzuki RM250\u003cbr\u003e\n1999 Honda CR250R\u003cbr\u003e\n1999 Husqvarna CR250\u003cbr\u003e\n1999 Husqvarna WR 250\u003cbr\u003e\n2000 Honda CR250R\u003cbr\u003e\n2000 Husqvarna CR250\u003cbr\u003e\n2000 Husqvarna WR 250\u003cbr\u003e\n2001 Honda CR250R\u003cbr\u003e\n2001 Husqvarna CR250\u003cbr\u003e\n2001 Husqvarna WR 250\u003cbr\u003e\n2002 Husqvarna CR250\u003cbr\u003e\n2002 Husqvarna WR 250\u003cbr\u003e\n2003 Husqvarna CR250\u003cbr\u003e\n2003 Husqvarna WR 250\u003cbr\u003e\n2004 Husqvarna CR250\u003cbr\u003e\n2004 Husqvarna WR 250\u003cbr\u003e\n2005 Husqvarna CR250\u003cbr\u003e\n2005 Husqvarna WR 250\u003cbr\u003e\n2006 Husqvarna CR250\u003cbr\u003e\n2006 Husqvarna WR 250\u003cbr\u003e\n2007 Husqvarna WR 250\u003cbr\u003e\n2008 Husqvarna WR 250\u003cbr\u003e\n2009 Husqvarna WR 250\u003cbr\u003e\n2010 Husqvarna WR 250\u003cbr\u003e\n2011 Husqvarna WR 250\u003cbr\u003e\n2012 Husqvarna WR 250\u003cbr\u003e\n2013 Husqvarna WR 250","brand":"PROX","offers":[{"title":"Default Title","offer_id":67556509188331,"sku":"19-4430B","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/852f-572a58afd1444.jpg?v=1790747982","url":"https:\/\/ctracingservices.com\/products\/prox-01-1320-a1-standard-66-35-mm-piston-kit-for-honda-cr250r-and-husqvarna-wr-250","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}