Product Description
Stronger than stock and required for engine upgrades, Built to last.
Fits: 2017-2023 Harley M8 Models
Studs
- 8 studs with rounded thread roots, rather than flat, improving fatigue strength
- 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC
- Positive stop shoulder allows for consistent installed height
- 180,000 psi tensile strength
Head Bolts
- Reusable
- 14% increase in strength over stock
- Heat treated 8640 steel
- 200,000 psi ultimate tensile strength
- 8 - head bolts with integral washer
- Formed threads
- Cold formed head
- Compatible with both MLS & graphite head gaskets
Fitment
| 2023 | Harley-Davidson | Electra Glide Highway King FLHFB | - | - |
| 2022-2023 | Harley-Davidson | Softail Low Rider ST FXLRST | - | - |
| 2022-2023 | Harley-Davidson | Road Glide ST FLTRXST | - | - |
| 2022-2023 | Harley-Davidson | Street Glide ST FLHXST | - | - |
| 2022-2023 | Harley-Davidson | CVO Road Glide Limited | - | - |
| 2022 | Harley-Davidson | Softail Low Rider El Diablo FXRST | - | - |
| 2021 | Harley-Davidson | Electra Glide Revival | - | - |
| 2020-2023 | Harley-Davidson | Softail Standard FXST | - | - |
| 2020-2023 | Harley-Davidson | Softail Low Rider S FXLRS | - | - |
| 2020-2023 | Harley-Davidson | Road Glide Limited FLTRK | - | - |
| 2019-2022 | Harley-Davidson | Electra Glide Standard EFI FLHTI | - | - |
| 2019-2020 | Harley-Davidson | FXDR 114 | - | - |
| 2018-2023 | Harley-Davidson | Softail Street Bob FXBB | - | - |
| 2018-2023 | Harley-Davidson | Softail Fat Boy 114 FLFBS | - | - |
| 2018-2023 | Harley-Davidson | Softail Fat Bob 114 FXFBS | - | - |
| 2018-2023 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | - | - |
| 2018-2023 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | - | - |
| 2018-2021 | Harley-Davidson | Softail Slim FLSL | - | - |
| 2018-2021 | Harley-Davidson | Softail Heritage Classic FLHC | - | - |
| 2018-2021 | Harley-Davidson | Softail Sport Glide FLSB | - | - |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE | - | - |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | - | - |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR | - | - |
| 2018-2019, 2023 | Harley-Davidson | Softail Breakout FXBR | - | - |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB | - | - |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB | - | - |
| 2017-2023 | Harley-Davidson | Road King Special FLHRXS | - | - |
| 2017-2023 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | - | - |
| 2017-2023 | Harley-Davidson | Street Glide Special FLHXS | - | - |
| 2017-2023 | Harley-Davidson | Street Glide EFI FLHX | - | - |
| 2017-2023 | Harley-Davidson | Road Glide Custom FLTRX | - | - |
| 2017-2023 | Harley-Davidson | Road Glide Special FLTRXS | - | - |
| 2017-2023 | Harley-Davidson | CVO Street Glide FLHXSE | - | - |
| 2017-2022 | Harley-Davidson | Road King EFI FLHR | - | - |
| 2017-2021 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | - | - |
| 2017-2021 | Harley-Davidson | Electra Glide Police FLHTPI | - | - |
| 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 | - | - |
Additional Information
| MPN | 900-1176 |