Piston Kit - 4.260" Bore - 4.375" Stroke - 11.5:1 CR - 107" M8
Features
- 2618-T6 forged construction provides better aligned grain flow and higher tensile strength to provide durability, even in high-performance builds
- Skirt coating reduces operating friction and wear
- Offset pins reduce piston rock and minimize operating noise
- Skirt notches for optimal clearance at bottom dead center
- Accumulator groove taps combustion gases below the top ring to promote more consistent, positive ring seal and performance
- Inlcudes two pistons, premium ring packs, wrist pins and wire locks
- Made in the USA
Specs
| Riding Style | Street |
| Compression Ratio | 11.5:1 |
| Piston Material | Forged 2618 Aluminum |
| Stroke Length | 4.375" |
| Bore Size | 4.260" |
| Displacement | 107" |
| Units | Kit |
| Product Name | Piston Kit |
| Year | Make | Model |
|---|---|---|
| 2017 | Harley-Davidson | FLHR Road King |
| 2017 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2017 | Harley-Davidson | FLHTCUTG Tri Glide Ultra |
| 2017 | Harley-Davidson | FLHTK Ultra Limited |
| 2017 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2017 | Harley-Davidson | FLHX Street Glide |
| 2017 | Harley-Davidson | FLRT Freewheeler |
| 2017 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2017 | Harley-Davidson | FLTRX Road Glide |
| 2018 | Harley-Davidson | FLDE Deluxe 107 |
| 2018 | Harley-Davidson | FLFB Fat Boy 107 |
| 2018 | Harley-Davidson | FLHC Heritage Classic 107 |
| 2018 | Harley-Davidson | FLHR Road King |
| 2018 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2018 | Harley-Davidson | FLHTCUTG Tri Glide Ultra |
| 2018 | Harley-Davidson | FLHTK Ultra Limited |
| 2018 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2018 | Harley-Davidson | FLHX Street Glide |
| 2018 | Harley-Davidson | FLRT Freewheeler |
| 2018 | Harley-Davidson | FLSB Sport Glide 107 |
| 2018 | Harley-Davidson | FLSL Softail Slim 107 |
| 2018 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2018 | Harley-Davidson | FLTRX Road Glide |
| 2018 | Harley-Davidson | FXBB Street Bob 107 |
| 2018 | Harley-Davidson | FXBR Breakout 107 |
| 2018 | Harley-Davidson | FXFB Fat Bob 107 |
| 2018 | Harley-Davidson | FXLR Low Rider 107 |
| 2019 | Harley-Davidson | FLDE Deluxe 107 |
| 2019 | Harley-Davidson | FLFB Fat Boy 107 |
| 2019 | Harley-Davidson | FLHC Heritage Classic 107 |
| 2019 | Harley-Davidson | FLHR Road King |
| 2019 | Harley-Davidson | FLHT Electra Glide Standard |
| 2019 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2019 | Harley-Davidson | FLHTK Ultra Limited |
| 2019 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2019 | Harley-Davidson | FLHX Street Glide |
| 2019 | Harley-Davidson | FLSB Sport Glide 107 |
| 2019 | Harley-Davidson | FLSL Softail Slim 107 |
| 2019 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2019 | Harley-Davidson | FLTRX Road Glide |
| 2019 | Harley-Davidson | FXBB Street Bob 107 |
| 2019 | Harley-Davidson | FXBR Breakout 107 |
| 2019 | Harley-Davidson | FXFB Fat Bob 107 |
| 2019 | Harley-Davidson | FXLR Low Rider 107 |
| 2020 | Harley-Davidson | FLDE Deluxe 107 |
| 2020 | Harley-Davidson | FLFB Fat Boy 107 |
| 2020 | Harley-Davidson | FLHC Heritage Classic 107 |
| 2020 | Harley-Davidson | FLHR Road King |
| 2020 | Harley-Davidson | FLHT Electra Glide Standard |
| 2020 | Harley-Davidson | FLHTK Ultra Limited |
| 2020 | Harley-Davidson | FLHX Street Glide |
| 2020 | Harley-Davidson | FLSB Sport Glide 107 |
| 2020 | Harley-Davidson | FLSL Softail Slim 107 |
| 2020 | Harley-Davidson | FLTRX Road Glide |
| 2020 | Harley-Davidson | FXBB Street Bob 107 |
| 2020 | Harley-Davidson | FXFB Fat Bob 107 |
| 2020 | Harley-Davidson | FXLR Low Rider 107 |
| 2020 | Harley-Davidson | FXST Softail Standard 107 |
| 2021 | Harley-Davidson | FLHC Heritage Classic 107 |
| 2021 | Harley-Davidson | FLHR Road King |
| 2021 | Harley-Davidson | FLHT Electra Glide Standard |
| 2021 | Harley-Davidson | FLHX Street Glide |
| 2021 | Harley-Davidson | FLSB Sport Glide 107 |
| 2021 | Harley-Davidson | FLSL Softail Slim 107 |
| 2021 | Harley-Davidson | FLTRX Road Glide |
| 2021 | Harley-Davidson | FXST Softail Standard 107 |
| 2022 | Harley-Davidson | FLHR Road King |
| 2022 | Harley-Davidson | FLHT Electra Glide Standard |
| 2022 | Harley-Davidson | FLHX Street Glide |
| 2022 | Harley-Davidson | FLSB Sport Glide 107 |
| 2022 | Harley-Davidson | FLTRX Road Glide |
| 2022 | Harley-Davidson | FXST Softail Standard 107 |
| 2023 | Harley-Davidson | FLHX Street Glide |
| 2023 | Harley-Davidson | FLSB Sport Glide 107 |
| 2023 | Harley-Davidson | FLTRX Road Glide |
| 2023 | Harley-Davidson | FXST Softail Standard 107 |
| 2024 | Harley-Davidson | FLSB Sport Glide 107 |
| 2024 | Harley-Davidson | FXST Softail Standard 107 |
Fitment details provided by supplier.
