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 | Big Bore |
| Color/Finish | Wrinkle Black / Highlighted Fins |
| Bore Size | 4.25" |
| Displacement | 124" |
| Stroke Length | 4.375" |
| Compression Ratio | 11.0:1 |
| Units | Kit |
| Riding Style | Street |
FITMENTS:
| 2020-2024 | Harley-Davidson | FXST Softail Standard 107 | - | - |
| 2018-2024 | 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 | FXLR Low Rider 107 | - | - |
| 2018-2019 | Harley-Davidson | FLFB Fat Boy 107 | - | - |
| 2018-2019 | Harley-Davidson | FXBR Breakout 107 | - | - |
| 2018-2019 | Harley-Davidson | FXFB Fat Bob 107 |
Payment & Security
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