Description
- 114″ to 128″ big bore kit; 114″ and 117″ CVO to 128″ big bore kit
- Bolt-in kit, case maching not required
- Forged pistons
- Includes oil pump/cam plate, pushrods with chrome covers, tappets, tappet cuffs, S&S 550 camshaft, and valve springs
- Notes
- Not for 121″ CVO models.
| 2025 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2025 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2025 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2025 | Harley-Davidson | Road Glide 3 FLTRT | – | – |
| 2024-2025 | Harley-Davidson | Road Glide Police FLTRXP | – | – |
| 2024 | Harley-Davidson | FLI Hydra-Glide Revival | – | – |
| 2023-2025 | Harley-Davidson | FLTRT Road Glide 3 | – | – |
| 2023-2024 | Harley-Davidson | FXBR Breakout 117 | – | – |
| 2023 | Harley-Davidson | FLHFB Electra Glide Highway King | – | – |
| 2022-2024 | Harley-Davidson | FXLRST Low Rider ST 117 | – | – |
| 2022-2024 | Harley-Davidson | FXLRS Low Rider S 117 | – | – |
| 2022-2023 | Harley-Davidson | FLHXST Street Glide ST | – | – |
| 2022-2023 | Harley-Davidson | FLTRXST Road Glide ST | – | – |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 | – | – |
| 2021-2024 | Harley-Davidson | FXBBS Street Bob 114 | – | – |
| 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 | – | – |
| 2018-2022 | Harley-Davidson | FLTRXSE CVO Road Glide | – | – |
| 2018-2020 | Harley-Davidson | FXBRS Breakout 114 | – | – |
| 2017-2025 | Harley-Davidson | FLHRXS Road King Special | – | – |
| 2017-2025 | Harley-Davidson | FLHX Street Glide | – | – |
| 2017-2025 | Harley-Davidson | FLRT Freewheeler | – | – |
| 2017-2025 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
| 2017-2025 | Harley-Davidson | Road King Police FLHP | – | – |
| 2017-2023 | Harley-Davidson | FLTRXS Road Glide Special | – | – |
| 2017-2023 | Harley-Davidson | FLHXS Street Glide Special | – | – |
| 2017-2022 | Harley-Davidson | FLHXSE CVO Street Glide | – | – |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer’s information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
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