KB PERFORMANCE
Piston Kit - 3.875" Standard - 10.0:1 CR - 103" Twin Cam | 96" Big Bore to 103" w/SE 95 cc Heads
Part # 0910-3970
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Confirmed fit for 56 motorcycle configurations across Harley-Davidson, model years 2007–2016.
| Years | Make & Model |
|---|---|
| 2015-2016 | Harley-Davidson FLHTKL Ultra Limited Low |
| 2007-2016 | Harley-Davidson FLHR Road King |
| 2007-2016 | Harley-Davidson FLHX Street Glide |
| 2012-2016 | Harley-Davidson FLD Switchback |
| 2007-2016 | Harley-Davidson FLSTN Softail Deluxe |
| 2007-2010 | Harley-Davidson FXD Dyna Super Glide |
| 2007-2014 | Harley-Davidson FXDC Super Glide Custom |
| 2007-2009 | Harley-Davidson FXSTB Night Train |
| 2011-2013, 2016 | Harley-Davidson FLTRU Road Glide Ultra |
- Offset pin design for quiet operation
- Each kit contains two pistons, pins, spiral-lock pin clips and Hastings moly rings
- Replacement rings and pin locks are also available separately
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Overview
The KB PERFORMANCE 0910-3970: Piston Kit - 3.875" Standard - 10.0:1 CR - 103" Twin Cam | 96" Big Bore to 103" w/SE 95 cc Heads. Confirmed fit for 56 motorcycle configurations across Harley-Davidson, model years 2007–2016. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
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Fits these motorcycles
- Harley-Davidson FLHTKL Ultra Limited Low
- Harley-Davidson FLHR Road King
- Harley-Davidson FLHX Street Glide
- Harley-Davidson FLD Switchback
- Harley-Davidson FLSTN Softail Deluxe
- Harley-Davidson FXD Dyna Super Glide
- Harley-Davidson FXDC Super Glide Custom
- Harley-Davidson FXSTB Night Train
- Harley-Davidson FLTRU Road Glide Ultra