Pistons - Rings - Cylinders

High quality bore kit that shows substantial power gains throughout the RPM range. All new design Brand new high quality BBR aluminum cylinder

130cc Big Bore Replacement Piston Ring Kit. Compatible Vehicles Years Make Make Notes 2002-2016 Kawasaki KLX110 2018-2020 Kawasaki KLX110 2017 Kawasaki KLX110...

175cc Big Bore Replacement Piston Kit. Compatible Vehicles Years Make Make Notes 2003-2005 Honda CRF150F

143cc bore cylinder for 2003 to present Kawasaki KLX110 and Suzuki DRZ110 Compatible Vehicles Years Make Make Notes 2003-2016 Kawasaki KLX110 2018-2021 Kawasaki KLX110 2017 Kawasaki KLX110 KLX110CHF 2009 Kawasaki KLX110 Monster...

For use on BDL Belt Drive clutches Compatible Vehicles Years Make Make Notes 1983 Harley-Davidson Disc Glide FXDG 1984 Harley-Davidson Disc Glide FXRDG 1979-1981 Harley-Davidson Electra Glide Classic...

For use on BDL Belt Drive clutches Compatible Vehicles Years Make Make Notes 1995-1997 Harley-Davidson Bad Boy FXSTSB 2011-2013 Harley-Davidson Blackline FXS 2013 Harley-Davidson Breakout FXSB 2008-2011 Harley-Davidson Cross Bones...

For use on BDL Belt Drive clutches Compatible Vehicles Years Make Make Notes 1995-1997 Harley-Davidson Bad Boy FXSTSB 1970-1978 Harley-Davidson Electra Glide FLH 1970-1972 Harley-Davidson Electra Glide FLHF 2001-2006 Harley-Davidson Fat...

Increase cooling capacity for lower running temps which helps maintain peak power High altitude kit gains 8-9 horsepower in the mid-range and 7-8 peak Works in the 6000 - 9000 foot altitude range Tune is required for the R9. 91 pump gas is required...

Increase cooling capacity for lower running temps which helps maintain peak power The low altitude kit gains 4-5 horsepower mid-range and peak horsepower For sea level to 6000 foot altitude. Tune is requried for the 9R. 91 pump gas is required. ...

Custom designed taller pistons have less piston slap Rings have been spaced apart for better cooling Pistons have .020" wrist pin offset to take load off the intake side Forged pistons are more durable and collapse less than factory pistons ...

Made in the U.S.A. Compatible Vehicles Years Make Make Notes 2018-2019 Harley-Davidson Breakout FXBR 107 2023 Harley-Davidson Breakout FXBR 117 2018-2020 Harley-Davidson Breakout FXBRS 114 2017 Harley-Davidson Breakout...