S&S CYCLE Cylinder Stud & Head Bolt Kit - Harley-Davidson '17-'23 M8 Models - 900-1176
🚚 Estimated Delivery: 09 Jul - 16 Jul
Big bore, big compression and big throttle take their toll on hard parts and engine studs are no different. If your motor sees any of these we recommend stepping up to S&S Chrome Moly Head Studs.
Features & Benefits
- 4140 Chrome Moly studs, oil quenched and tempered to 39-44 HRC
- 180,000psi Tensile Strength
- Rounded thread roots, rather than flat, improving fatigue strength
- Positive stop shoulder allows for consistent installed height
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 Guide
| 2023 | Harley-Davidson | FXBR Breakout 117 | - | - |
| 2023 | Harley-Davidson | FLHFB Electra Glide Highway King | - | - |
| 2022-2023 | Harley-Davidson | FLTRKSE CVO Road Glide Limited | - | - |
| 2022-2023 | Harley-Davidson | FLTRXST Road Glide ST | - | - |
| 2022-2023 | Harley-Davidson | FXLRS Low Rider S 117 | - | - |
| 2022-2023 | Harley-Davidson | FXLRST Low Rider ST 117 | - | - |
| 2022-2023 | Harley-Davidson | FLHXST Street Glide ST | - | - |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 | - | - |
| 2022 | Harley-Davidson | Softail Street Bob FXBB | - | - |
| 2021-2023 | Harley-Davidson | FXBBS Street Bob 114 | - | - |
| 2021 | Harley-Davidson | FLH Electra Glide Revival | - | - |
| 2020-2023 | Harley-Davidson | FXST Softail Standard 107 | - | - |
| 2020-2023 | Harley-Davidson | FLTRK Road Glide Limited | - | - |
| 2020-2021 | Harley-Davidson | FXLRS Low Rider S 114 | - | - |
| 2019-2022 | Harley-Davidson | FLHT Electra Glide Standard | - | - |
| 2019-2020 | Harley-Davidson | FXDRS FXDR 114 | - | - |
| 2018-2023 | Harley-Davidson | FLHCS Heritage Classic 114 | - | - |
| 2018-2023 | Harley-Davidson | FLTRXSE CVO Road Glide | - | - |
| 2018-2023 | Harley-Davidson | FLFBS Fat Boy 114 | - | - |
| 2018-2021, 2023 | Harley-Davidson | FXFBS Fat Bob 114 | - | - |
| 2018-2021 | Harley-Davidson | FLHC Heritage Classic 107 | - | - |
| 2018-2021 | Harley-Davidson | FLSB Sport Glide 107 | - | - |
| 2018-2021 | Harley-Davidson | FLSL Softail Slim 107 | - | - |
| 2018-2020 | Harley-Davidson | FXBB Street Bob 107 | - | - |
| 2018-2020 | Harley-Davidson | FXBRS Breakout 114 | - | - |
| 2018-2020 | Harley-Davidson | FXLR Low Rider 107 | - | - |
| 2018-2020 | Harley-Davidson | FLDE Deluxe 107 | - | - |
| 2018-2019 | Harley-Davidson | FLFB Fat Boy 107 | - | - |
| 2018-2019 | Harley-Davidson | FXFB Fat Bob 107 | - | - |
| 2018-2019 | Harley-Davidson | FXBR Breakout 107 | - | - |
| 2017-2023 | Harley-Davidson | FLHTK Ultra Limited | - | - |
| 2017-2023 | Harley-Davidson | FLHXS Street Glide Special | - | - |
| 2017-2023 | Harley-Davidson | FLTRXS Road Glide Special | - | - |
| 2017-2023 | Harley-Davidson | FLHX Street Glide | - | - |
| 2017-2023 | Harley-Davidson | FLHRXS Road King Special | - | - |
| 2017-2023 | Harley-Davidson | FLTRX Road Glide | - | - |
| 2017-2023 | Harley-Davidson | FLHXSE CVO Street Glide | - | - |
| 2017-2022 | Harley-Davidson | FLHR Road King | - | - |
| 2017-2021 | Harley-Davidson | FLHTKSE CVO Limited | - | - |
| 2017-2021 | Harley-Davidson | Electra Glide Police FLHTPI | - | - |
| 2017-2019 | Harley-Davidson | FLHTKL Ultra Limited Low | - | - |
| 2017-2019 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | - | - |
| 2017-2019 | Harley-Davidson | FLTRU Road Glide Ultra | - | - |
Specs
| Units | Kit |
| Base Color | Black |
| Diameter - Thread Size | 9/16" |
| Style | 12-Point |
| Product Name | Cylinder Stud/Head Bolt |
| Color/Finish | Black / Oxide |
| Material | Chromoly |
| Type | For M8 Models |
| Finish | Raw |
| Riding Style | Street |
Delivery Info
Please Note - Warehouse Locations For This Part -
S&S CYCLE Cylinder Stud & Head Bolt Kit - Harley-Davidson '17-'23 M8 Models - 900-1176
Gold Coast Warehouse- If your parts are in stock at our Gold Coast warehouse at the time of order, they will be shipped within 24hrs.
Supplier Warehouse - 2-3 Week Delivery- If your parts are located at our Supplier Warehouse, Delivery ETA is approx 2-3 weeks, as the parts are likely coming from our USA supplier warehouse. We will notify you once we receive it in Gold Coast warehouse and its on its way to you.