Bore: Bore Not AvailableCompression: 10:1 CompressionSizing: 0.030in. OversizeForged piston crown with generous valve pockets for big valves and cams. Precision-fit rings selected for each application for ultimate sealing. Force-fed pin oiling provides enhanced lucubration of the piston pin. Pressure seal groove reduces ring lifting and power loss. ArmorGlide skirt coating reduces friction, providing quieter operation and improving scuff resistance. Valued-packaged with two pistons, rings, piston pins and circlips. Made in the U.S.A.. 08-19 models will require the use of 1200cc cylinders.. X-Ring package.This item fits the following vehicle applications:compatible with Harley Davidson XL883 Sportster 2004-2008compatible with Harley Davidson XL883C Sportster 883 Custom 1999-2009compatible with Harley Davidson XL883L Sportster 883 Low 2005-2010compatible with Harley Davidson XL883L SuperLow 2011-2019compatible with Harley Davidson XL883N Iron 883 2009-2020compatible with Harley Davidson XL883R Sportster 883 Roadster 2005-2007compatible with Harley Davidson XL883R Sportster 883 Roadster 2002-2003compatible with Harley Davidson XLH883 1986-2003compatible with Harley Davidson XLH883DLX Sportster 883 Deluxe 1986-1995compatible with Harley Davidson XLH883HUG Sportster 883 Hugger 1987-2003