Kb Performance Piston Kit Kb272.Std

• Manufactured from high-strength, T-5 heat-treated, 390 hypereutectic aluminum alloy
• Allows a tighter fit and longer piston and ring life
• Diamond-machined pistons are held to plus or minus one gram weight and less than one-half-thousandth-inch (.0005") tolerances from piston to piston
• Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings
• Replacement piston rings sold separately
• KB pistons can be installed tighter than other pistons. This results in less piston rock and better ring seal. Please read instructions included with piston for correct piston clearance
• Due to the thermal conductivity and design of KB pistons, special attention is required to the top ring end gap. Please read instructions furnished with piston for correct ring installation
• Use lock rings Part #0913-0001 (4-pk)

Harley-Davidson -- 883 XL -- (2004, 2005, 2006); Harley-Davidson -- 883 Custom XLC -- (2003, 2004, 2000, 2005, 2002, 2006, 2001, 1999, 1998); Harley-Davidson -- 883 Low EFI XLL -- (2008, 2010, 2009, 2007, 2006); Harley-Davidson -- 883 SuperLow XLL -- (2014, 2016, 2011, 2013, 2012, 2015, 2017, 2019, 2018); Harley-Davidson -- Sportster 883 XLH -- (1986, 1994, 1995, 1987, 1999, 2001, 1988, 1996, 1991, 1989, 2000, 2003, 1993, 1990, 1992, 1997, 2002, 1998); Harley-Davidson -- Iron 883 XLN -- (2013, 2009, 2015, 2016, 2011, 2014, 2012, 2010, 2017, 2020, 2018, 2019); Harley-Davidson -- 883 Deluxe XLH -- (1990, 1994, 1989, 1988, 1987, 1995, 1986, 1993, 1991, 1992); Harley-Davidson -- 883 Roadster EFI XLR -- (2007, 2002, 2003, 2006, 2005); Harley-Davidson -- 883 Roadster XLR -- (2003, 2005, 2006, 2002, 2007); Harley-Davidson -- 883 EFI XL -- (2007, 2008, 2009); Harley-Davidson -- 883 Custom EFI XLC -- (2007, 2008, 2009, 2001, 1999, 2006, 2002, 2003, 2004, 2005, 2000); Harley-Davidson -- 883 Low XLL -- (2006, 2005); Harley-Davidson -- 883 Hugger XLH -- (2003, 1998, 2001, 1999, 1987, 1990, 1996, 2002, 2000, 1995, 1988, 1991, 1992, 1989, 1997, 1994, 1993)