Description
S&S Cycle - Black Granite 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the required gaskets and hardware for an easy, hassle-free installation.
Note: Not recommended for Trike models.
Features
- 4¼" bore, 4½" stroke
- 11:1 forged pistons
- Made in the U.S.A.
Fitment
| 2020 | Harley-Davidson | Road Glide Limited FLTRK |
| 2020 | Harley-Davidson | Softail Low Rider S FXLRS |
| 2020 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE |
| 2020 | Harley-Davidson | Softail Standard FXST |
| 2019-2020 | Harley-Davidson | FXDR 114 |
| 2019-2020 | Harley-Davidson | Electra Glide Standard EFI FLHTI |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE |
| 2018-2020 | Harley-Davidson | Softail Sport Glide FLSB |
| 2018-2020 | Harley-Davidson | Softail Street Bob FXBB |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC |
| 2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS |
| 2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR |
| 2018-2020 | Harley-Davidson | Softail Slim FLSL |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS |
| 2018-2020 | Harley-Davidson | CVO Road Glide Custom FLTRXSE |
| 2018-2019 | Harley-Davidson | Softail Breakout FXBR |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB |
| 2017-2020 | Harley-Davidson | Road King Special FLHRXS |
| 2017-2020 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE |
| 2017-2020 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG |
| 2017-2020 | Harley-Davidson | Freewheeler FLRT |
| 2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK |
| 2017-2020 | Harley-Davidson | Road Glide Special FLTRXS |
| 2017-2020 | Harley-Davidson | Street Glide Special FLHXS |
| 2017-2020 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2017-2020 | Harley-Davidson | Street Glide EFI FLHX |
| 2017-2020 | Harley-Davidson | Road King EFI FLHR |
| 2017-2020 | Harley-Davidson | Road Glide Custom FLTRX |
| 2017-2020 | Harley-Davidson | CVO Street Glide FLHXSE |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI |
