S&S CYCLE - CYLINDER STUD & HEAD BOLT KIT - '17-'23 M8 MODELS
$249.95
Premium Brand Partners
Performance brands we stand behind.
Curated For Harley Builds
Platform-specific parts that make sense.
Parts We'd Run Ourselves
Quality standards we actually believe in.
Trusted Checkout
Safe and easy shopping.
Product Details
Cylinder Stud & Head Bolt Kit - '17-'23 M8 Models
Highlights
- 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
- 2017-2021 Harley-Davidson Electra Glide Police FLHTPI (Street)
- 2017-2022 Harley-Davidson FLHR Road King (Street)
- 2017-2023 Harley-Davidson FLHRXS Road King Special (Street)
- 2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic (Street)
- 2017-2023 Harley-Davidson FLHTK Ultra Limited (Street)
- 2017-2019 Harley-Davidson FLHTKL Ultra Limited Low (Street)
- 2017-2021 Harley-Davidson FLHTKSE CVO Limited (Street)
- 2017-2023 Harley-Davidson FLHX Street Glide (Street)
- 2017-2023 Harley-Davidson FLHXS Street Glide Special (Street)
- 2017-2023 Harley-Davidson FLHXSE CVO Street Glide (Street)
- 2017-2019 Harley-Davidson FLTRU Road Glide Ultra (Street)
- 2017-2023 Harley-Davidson FLTRX Road Glide (Street)
- 2017-2023 Harley-Davidson FLTRXS Road Glide Special (Street)
- 2018-2020 Harley-Davidson FLDE Deluxe 107 (Street)
- 2018-2019 Harley-Davidson FLFB Fat Boy 107 (Street)
- 2018-2023 Harley-Davidson FLFBS Fat Boy 114 (Street)
- 2018-2021 Harley-Davidson FLHC Heritage Classic 107 (Street)
- 2018-2023 Harley-Davidson FLHCS Heritage Classic 114 (Street)
- 2018-2021 Harley-Davidson FLSL Softail Slim 107 (Street)
- 2018-2023 Harley-Davidson FLTRXSE CVO Road Glide (Street)
- 2018-2020 Harley-Davidson FXBB Street Bob 107 (Street)
- 2018-2019 Harley-Davidson FXBR Breakout 107 (Street)
- 2018-2019 Harley-Davidson FXFB Fat Bob 107 (Street)
- 2018-2021, 2023 Harley-Davidson FXFBS Fat Bob 114 (Street)
- 2018-2020 Harley-Davidson FXLR Low Rider 107 (Street)
- 2019-2022 Harley-Davidson FLHT Electra Glide Standard (Street)
- 2019-2020 Harley-Davidson FXDRS FXDR 114 (Street)
- 2020-2023 Harley-Davidson FLTRK Road Glide Limited (Street)
- 2020-2021 Harley-Davidson FXLRS Low Rider S 114 (Street)
- 2020-2023 Harley-Davidson FXST Softail Standard 107 (Street)
- 2021 Harley-Davidson FLH Electra Glide Revival (Street)
- 2022-2023 Harley-Davidson FLHXST Street Glide ST (Street)
- 2022-2023 Harley-Davidson FLTRKSE CVO Road Glide Limited (Street)
- 2022-2023 Harley-Davidson FLTRXST Road Glide ST (Street)
- 2022-2023 Harley-Davidson FXLRS Low Rider S 117 (Street)
- 2022-2023 Harley-Davidson FXLRST Low Rider ST 117 (Street)
- 2022 Harley-Davidson FXRST Low Rider El Diablo 117 (Street)
- 2022 Harley-Davidson Softail Street Bob FXBB (Street)
- 2023 Harley-Davidson FLHFB Electra Glide Highway King (Street)
- 2023 Harley-Davidson FXBR Breakout 117 (Street)
| Base Color | Black |
|---|---|
| Color/Finish | Black / Oxide |
| Diameter - Thread Size | 9/16" |
| Finish | Raw |
| Material | Chromoly |
| Product Name | Cylinder Stud/Head Bolt |
| Riding Style | Street |
| Style | 12-Point |
| Type | For M8 Models |
| Units | Kit |
Why KleenMoto
Premium Brand Partners
Performance brands we stand behind.
Curated For Harley Builds
Platform-specific parts that make sense.
Parts We'd Run Ourselves
Quality standards we actually believe in.
Trusted Checkout
Safe and easy shopping.