Keith Black 95 Inch Twin Cam Piston Set.005 for Harley Davidson FXST
Keith Black 95 Inch Twin Cam Piston Set.005 oversize for a 3.875 inch bore delivers a precise upgrade for Harley-Davidson FXST engines with a 9.3:1 compression ratio.
Crafted from a hypereutectic alloy and cast in a permanent steel mold, these pistons provide durable dimensions and consistent performance under load. The kit is designed for an oversize of.005 on a 3.875-inch bore, yielding improved power and efficiency while supporting longevity.
- Oversize:.005 for a 3.875-inch bore
- Compression ratio: 9.3:1
- Hypereutectic alloy construction for durability and heat resistance
- Cast in a permanent steel mold for precise dimensions and consistency
- Low heat transfer alloy helps keep piston skirts cool, reducing expansion under load
- High ring placement to increase power output and reduce detonation; supports better combustion
- Includes rings
Fitment spans multiple Harley-Davidson models and years, including FLST, FLT, FXD, and FXST variants from 2007 through 2017, ensuring compatibility with a wide range of Twin Cam configurations.
Keith Black piston set is.005 oversize and is for a 3.875 inch bore. Piston set has a compression ratio of 9.3:1 and includes rings.
Upgrade your Harley Davidson FXST engine with the Keith Black 95 inch Twin Cam Piston Set.005. Crafted from hypereutectic alloy, these pistons are cast in a permanent steel mold, ensuring durability and precise dimensions. Designed to be.005 oversize for a 3.875-inch bore, they feature a compression ratio of 9.3:1, optimized for improved power, fuel efficiency, and longevity. The low heat transfer properties of the alloy help keep the piston skirts cool, minimizing expansion under load and enhancing overall engine performance. The high ring placement not only boosts power but also reduces detonation and maintains higher top ring temperatures, contributing to better combustion and engine response.
Features:
- Hypereutectic alloy construction for durability and heat resistance
- Cast in a permanent steel mold for precise dimensions and consistency
- Oversize:.005 for a 3.875-inch bore, suitable for specific Harley Davidson FXST models
- Compression ratio: 9.3:1, designed for optimal power and efficiency
- Low heat transfer alloy helps keep piston skirts cool, reducing expansion
- High ring placement increases power output and reduces detonation
Fitment:
Harley Davidson FLST 2007
Harley Davidson FLST 2008
Harley Davidson FLST 2009
Harley Davidson FLST 2010
Harley Davidson FLST 2011
Harley Davidson FLST 2012
Harley Davidson FLST 2013
Harley Davidson FLST 2014
Harley Davidson FLST 2015
Harley Davidson FLST 2016
Harley Davidson FLST 2017
Harley Davidson FLT 2007
Harley Davidson FLT 2008
Harley Davidson FLT 2009
Harley Davidson FLT 2010
Harley Davidson FLT 2011
Harley Davidson FLT 2012
Harley Davidson FLT 2013
Harley Davidson FLT 2014
Harley Davidson FLT 2015
Harley Davidson FLT 2016
Harley Davidson FXD 2007
Harley Davidson FXD 2008
Harley Davidson FXD 2009
Harley Davidson FXD 2010
Harley Davidson FXD 2011
Harley Davidson FXD 2012
Harley Davidson FXD 2013
Harley Davidson FXD 2014
Harley Davidson FXD 2015
Harley Davidson FXD 2016
Harley Davidson FXD 2017
Harley Davidson FXST 2007
Harley Davidson FXST 2008
Harley Davidson FXST 2009
Harley Davidson FXST 2010
Harley Davidson FXST 2011
Harley Davidson FXST 2012
Harley Davidson FXST 2013
Harley Davidson FXST 2014
Harley Davidson FXST 2015
Harley Davidson FXST 2016
Harley Davidson FXST 2017
