Manufactured by SPI & Made in Taiwan Included is two piston kits (pistons, rings, circlips and wrist pins) T-Moly series pistons feature silicone aluminum alloy construction with teflon and molybdenum coating and a hard anodized crown All kits are interchangeable with OEM components Pistons are for .010 over bore size 76.25mm Compatible with Ski-Doo models below: 2000-2001 Formula Deluxe 600 2001 Formula Deluxe 600 GSE 2000 Formula Z 600 2000-2002 Grand Touring 600 2002 Grand Touring 600 GS 2002-2003 Grand Touring 600 SE 2002-2003 Grand Touring 600 Sport 2010-2014 Grand Touring 600 Sport Carb 2004-2006 GSX 500SS 2007-2009 GSX 500SS Sport 2010 GSX 600 Sport 2005-2006 GTX 500SS 2007-2009 GTX 500SS Sport 2004 Legend 500SS 2002 Legend 600 GS 2002-2003 Legend 600 SE 2002-2003 Legend 600 Sport 2004-2007 MXZ 500SS Adrenaline 2008-2009 MXZ 500SS TNT 2004-2009 MXZ 500SS Trail 2004 MXZ 500SS Trail R 1999-2002 MXZ 600 2001-2002 MXZ 600 Adrenaline 2002 MXZ 600 Renegade 2002 MXZ 600 R Sport 2010-2020 MXZ 600 Sport Carb 2001-2003 MXZ 600 Trail 2010-2012 MXZ 600 TNT 2002 MXZ X 600 2015-2020 Renegade 600 Sport Carb 2009 Summit 500SS Everest 1999-2002 Summit 600 2002 Summit 600R Sport 2010-2020 Summit 600 Sport Carb 2003-2007 Skandic 600 SUV 2001-2010 Skandic 600 WT L/C