Features
- 4.250" bore
- Updated profile with stock bolt pattern 4.840"
- Made in the USA
- Works with stock crankcases.
Specs
| Product Name | Cylinder Kit |
| Style | Bolt-On |
| Model | Stroker |
| Color/Finish | Wrinkle Black / Highlighted Fins |
| Bore Size | 4.25" |
| Displacement | 131" |
| Stroke Length | 4.625" |
| Compression Ratio | 11.0:1 |
| Units | Kit |
| Riding Style | Street |
FITMENTS:
| 2025 | Harley-Davidson | Street Glide Ultra FLHXU | - | - |
| 2025 | Harley-Davidson | Softail Low Rider ST FXLRST | - | - |
| 2025 | Harley-Davidson | Softail Heritage Classic FLHC | - | - |
| 2025 | Harley-Davidson | Softail Breakout FXBR | - | - |
| 2025 | Harley-Davidson | Softail Fat Boy FLFB | - | - |
| 2025 | Harley-Davidson | Softail Low Rider S FXLRS | - | - |
| 2025 | Harley-Davidson | Road Glide Custom FLTRX | - | - |
| 2025 | Harley-Davidson | Street Glide EFI FLHX | - | - |
| 2024-2025 | Harley-Davidson | Road Glide Police FLTRXP | - | - |
| 2024 | Harley-Davidson | FLI Hydra-Glide Revival | - | - |
| 2023-2025 | Harley-Davidson | FXBR Breakout 117 | - | - |
| 2023 | Harley-Davidson | FLHFB Electra Glide Highway King | - | - |
| 2022-2025 | Harley-Davidson | FXLRST Low Rider ST 117 | - | - |
| 2022-2025 | Harley-Davidson | FXLRS Low Rider S 117 | - | - |
| 2022-2023 | Harley-Davidson | FLTRKSE CVO Road Glide Limited | - | - |
| 2022-2023 | Harley-Davidson | FLTRXST Road Glide ST | - | - |
| 2022-2023 | Harley-Davidson | FLHXST Street Glide ST | - | - |
| 2022, 2025 | Harley-Davidson | Softail Street Bob FXBB | - | - |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 | - | - |
| 2021-2024 | Harley-Davidson | FXBBS Street Bob 114 | - | - |
| 2021 | Harley-Davidson | FLH Electra Glide Revival | - | - |
| 2020-2024 | Harley-Davidson | FLTRK Road Glide Limited | - | - |
| 2020-2024 | Harley-Davidson | FXST Softail Standard 107 | - | - |
| 2020-2021 | Harley-Davidson | FXLRS Low Rider S 114 | - | - |
| 2019-2022 | Harley-Davidson | FLHT Electra Glide Standard | - | - |
| 2019-2020 | Harley-Davidson | FXDRS FXDR 114 | - | - |
| 2018-2024 | Harley-Davidson | FLHCS Heritage Classic 114 | - | - |
| 2018-2024 | Harley-Davidson | FLFBS Fat Boy 114 | - | - |
| 2018-2023 | Harley-Davidson | FXFBS Fat Bob 114 | - | - |
| 2018-2021 | Harley-Davidson | FLSB Sport Glide 107 | - | - |
| 2018-2021 | Harley-Davidson | FLHC Heritage Classic 107 | - | - |
| 2018-2021 | Harley-Davidson | FLSL Softail Slim 107 | - | - |
| 2018-2020 | Harley-Davidson | FLDE Deluxe 107 | - | - |
| 2018-2020 | Harley-Davidson | FXBB Street Bob 107 | - | - |
| 2018-2020 | Harley-Davidson | FXBRS Breakout 114 | - | - |
| 2018-2020 | Harley-Davidson | FXLR Low Rider 107 | - | - |
| 2018-2019 | Harley-Davidson | FXFB Fat Bob 107 | - | - |
| 2018-2019 | Harley-Davidson | FLFB Fat Boy 107 | - | - |
| 2018-2019 | Harley-Davidson | FXBR Breakout 107 | - | - |
| 2017-2025 | Harley-Davidson | FLHRXS Road King Special | - | - |
| 2017-2025 | Harley-Davidson | FLHX Street Glide | - | - |
| 2017-2025 | Harley-Davidson | FLTRX Road Glide | - | - |
| 2017-2025 | Harley-Davidson | Road King Police FLHP | - | - |
| 2017-2025 | Harley-Davidson | Electra Glide Police FLHTPI | - | - |
| 2017-2024 | Harley-Davidson | FLHTK Ultra Limited | - | - |
| 2017-2023 | Harley-Davidson | FLHXS Street Glide Special | - | - |
| 2017-2023 | Harley-Davidson | FLTRXS Road Glide Special | - | - |
| 2017-2023 | Harley-Davidson | FLHXSE CVO Street Glide | - | - |
| 2017-2022 | Harley-Davidson | FLHR Road King | - | - |
| 2017-2021 | Harley-Davidson | FLHTKSE CVO Limited | - | - |
| 2017-2019 | Harley-Davidson | FLHTKL Ultra Limited Low | - | - |
| 2017-2019 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | - | - |
| 2017-2019 | Harley-Davidson | FLTRU Road Glide Ultra |
Payment & Security
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