S&S 124" Big Bore Cylinder Kit | w/o Highlights | 107" M8 (910-0681A)
- 4.250" bore
- Updated profile with stock bolt pattern 4.840"
- Made in the USA
- Works with stock crankcases.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2018-2019 | Harley-Davidson | Breakout FXBR 107 | |
| 2018-2020 | Harley-Davidson | Deluxe FLDE 107 | |
| 2018-2019 | Harley-Davidson | Fat Bob FXFB 107 | |
| 2018-2019 | Harley-Davidson | Fat Boy FLFB 107 | |
| 2018-2021 | Harley-Davidson | Heritage Classic FLHC 107 | |
| 2018-2020 | Harley-Davidson | Low Rider FXLR 107 | |
| 2018-2021 | Harley-Davidson | Softail Slim FLSL 107 | |
| 2020-2024 | Harley-Davidson | Softail Standard FXST 107 | |
| 2018-2021 | Harley-Davidson | Sport Glide FLSB 107 | |
| 2018-2020 | Harley-Davidson | Street Bob FXBB 107 | |