S&S Cycle M8 Cylinder Stud & Head Bolt Kit (8 Pack) — Fits 2017+ Harley-Davidson

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SKU: SSC900-1176
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About S&S Cycle

S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

S&S Cycle Cylinder Stud & Head Bolt Kit for 2017+ Harley-Davidson M8 Models

Ensure the integrity and performance of your 2017 and newer Harley-Davidson Milwaukee-Eight (M8) engine with this comprehensive Cylinder Stud & Head Bolt Kit from S&S Cycle. This 8-pack kit provides the high-strength fasteners necessary for securely mounting your cylinders and cylinder heads, crucial for maintaining compression and preventing leaks.

Key Features and Benefits:

  • High-Strength Construction: Made from premium, heat-treated materials designed to withstand the extreme pressures and temperatures generated within the M8 engine.
  • Precise Fitment: Engineered to meet or exceed OEM specifications for a perfect fit on all 2017+ Harley-Davidson M8 applications, ensuring reliable installation.
  • Secure Cylinder Mounting: Provides the necessary clamping force to keep cylinders firmly in place, preventing movement and potential gasket failure.
  • Reliable Head Sealing: Ensures a tight seal between the cylinder head and cylinder, critical for maintaining compression and preventing combustion leaks.
  • Complete 8-Pack Kit: Includes all eight essential studs and bolts required for cylinder and head installation on M8 engines.

Technical Specifications:

  • Brand: S&S Cycle
  • Part Number: SSC900-1176
  • Compatibility: 2017 and newer Harley-Davidson M8 Models (Touring, Softail, Trike, etc.)
  • Quantity: 8 Pieces
  • Product Type: Cylinder Stud & Head Bolt Kit

Trust S&S Cycle for top-tier engine components that deliver performance and durability. Secure your M8 engine build with this essential Cylinder Stud & Head Bolt Kit. Available now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Harley-Davidson FLDE Deluxe 107 Base
2018-2019 Harley-Davidson FLFB Fat Boy 107 Base
2025 Harley-Davidson FLFB Fat Boy 117 Base
2018-2023 Harley-Davidson FLFBS Fat Boy 114 Base
2021 Harley-Davidson FLH Electra Glide Revival Base
2018-2021 Harley-Davidson FLHC Heritage Classic 107 Base
2018-2024 Harley-Davidson FLHCS Heritage Classic 114 Base
2023 Harley-Davidson FLHFB Electra Glide Highway King Base
2017-2022 Harley-Davidson FLHR Road King Base
2017-2025 Harley-Davidson FLHRXS Road King Special Base
2019-2022 Harley-Davidson FLHT Electra Glide Standard Base
2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
2017-2025 Harley-Davidson FLHTCUTG Tri Glide Ultra Base
2022 Harley-Davidson FLHTCUTG Tri Glide Ultra G.I. Base
2020-2022 Harley-Davidson FLHTCUTGSE CVO Tri Glide Base
2017-2021 Harley-Davidson FLHTKSE CVO Limited Base
2017-2025 Harley-Davidson FLHX Street Glide Base
2017-2023 Harley-Davidson FLHXS Street Glide Special Base
2017-2025 Harley-Davidson FLHXSE CVO Street Glide Base
2022-2023 Harley-Davidson FLHXST Street Glide ST Base
2025 Harley-Davidson FLHXU Street Glide Ultra Base
2024 Harley-Davidson FLI Hydra-Glide Revival Base
2017-2025 Harley-Davidson FLRT Freewheeler Base
2017 Harley-Davidson FLS Softail Slim Base
2018-2021 Harley-Davidson FLSB Sport Glide 107 Base
2018-2021 Harley-Davidson FLSL Softail Slim 107 Base
2017 Harley-Davidson FLSS Softail Slim S Base
2017 Harley-Davidson FLSTC Heritage Softail Classic Base
2017 Harley-Davidson FLSTF Fat Boy Base
2017 Harley-Davidson FLSTFBS Fat Boy S Base
2025 Harley-Davidson FLSTFI Fat Boy Gray Ghost Base
2017 Harley-Davidson FLSTN Softail Deluxe Base
2020-2024 Harley-Davidson FLTRK Road Glide Limited Base
2022 Harley-Davidson FLTRKSE CVO Road Glide Limited Base
2024-2025 Harley-Davidson FLTRT Road Glide 3 Base
2017-2019 Harley-Davidson FLTRU Road Glide Ultra Base
2017-2025 Harley-Davidson FLTRX Road Glide Base
2025 Harley-Davidson FLTRXRRSE CVO Road Glide RR Base
2017-2023 Harley-Davidson FLTRXS Road Glide Special Base
2018-2025 Harley-Davidson FLTRXSE CVO Road Glide Base
2022-2023 Harley-Davidson FLTRXST Road Glide ST Base
2025 Harley-Davidson FLTRXSTSE CVO Road Glide ST Base
2018-2020 Harley-Davidson FXBB Street Bob 107 Base
2025 Harley-Davidson FXBB Street Bob 117 Base
2021-2024 Harley-Davidson FXBBS Street Bob 114 Base
2018-2019 Harley-Davidson FXBR Breakout 107 Base
2024-2025 Harley-Davidson FXBR Breakout 117 Base
2018-2020 Harley-Davidson FXBRS Breakout 114 Base
2017 Harley-Davidson FXDF Fat Bob Base
2017 Harley-Davidson FXDL Dyna Low Rider Base
2017 Harley-Davidson FXDL Low Rider Base
2017 Harley-Davidson FXDLS Low Rider S Base
2019-2020 Harley-Davidson FXDRS FXDR 114 Base
2017 Harley-Davidson FXDWG Dyna Wide Glide Base
2018-2019 Harley-Davidson FXFB Fat Bob 107 Base
2018-2023 Harley-Davidson FXFBS Fat Bob 114 Base
2018-2020 Harley-Davidson FXLR Low Rider 107 Base
2020-2021 Harley-Davidson FXLRS Low Rider S 114 Base
2022-2025 Harley-Davidson FXLRS Low Rider S 117 Base
2022-2025 Harley-Davidson FXLRST Low Rider ST 117 Base

…and 7 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About S&S Cycle

S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

S&S Cycle Cylinder Stud & Head Bolt Kit for 2017+ Harley-Davidson M8 Models

Ensure the integrity and performance of your 2017 and newer Harley-Davidson Milwaukee-Eight (M8) engine with this comprehensive Cylinder Stud & Head Bolt Kit from S&S Cycle. This 8-pack kit provides the high-strength fasteners necessary for securely mounting your cylinders and cylinder heads, crucial for maintaining compression and preventing leaks.

Key Features and Benefits:

  • High-Strength Construction: Made from premium, heat-treated materials designed to withstand the extreme pressures and temperatures generated within the M8 engine.
  • Precise Fitment: Engineered to meet or exceed OEM specifications for a perfect fit on all 2017+ Harley-Davidson M8 applications, ensuring reliable installation.
  • Secure Cylinder Mounting: Provides the necessary clamping force to keep cylinders firmly in place, preventing movement and potential gasket failure.
  • Reliable Head Sealing: Ensures a tight seal between the cylinder head and cylinder, critical for maintaining compression and preventing combustion leaks.
  • Complete 8-Pack Kit: Includes all eight essential studs and bolts required for cylinder and head installation on M8 engines.

Technical Specifications:

  • Brand: S&S Cycle
  • Part Number: SSC900-1176
  • Compatibility: 2017 and newer Harley-Davidson M8 Models (Touring, Softail, Trike, etc.)
  • Quantity: 8 Pieces
  • Product Type: Cylinder Stud & Head Bolt Kit

Trust S&S Cycle for top-tier engine components that deliver performance and durability. Secure your M8 engine build with this essential Cylinder Stud & Head Bolt Kit. Available now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Harley-Davidson FLDE Deluxe 107 Base
2018-2019 Harley-Davidson FLFB Fat Boy 107 Base
2025 Harley-Davidson FLFB Fat Boy 117 Base
2018-2023 Harley-Davidson FLFBS Fat Boy 114 Base
2021 Harley-Davidson FLH Electra Glide Revival Base
2018-2021 Harley-Davidson FLHC Heritage Classic 107 Base
2018-2024 Harley-Davidson FLHCS Heritage Classic 114 Base
2023 Harley-Davidson FLHFB Electra Glide Highway King Base
2017-2022 Harley-Davidson FLHR Road King Base
2017-2025 Harley-Davidson FLHRXS Road King Special Base
2019-2022 Harley-Davidson FLHT Electra Glide Standard Base
2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
2017-2025 Harley-Davidson FLHTCUTG Tri Glide Ultra Base
2022 Harley-Davidson FLHTCUTG Tri Glide Ultra G.I. Base
2020-2022 Harley-Davidson FLHTCUTGSE CVO Tri Glide Base
2017-2021 Harley-Davidson FLHTKSE CVO Limited Base
2017-2025 Harley-Davidson FLHX Street Glide Base
2017-2023 Harley-Davidson FLHXS Street Glide Special Base
2017-2025 Harley-Davidson FLHXSE CVO Street Glide Base
2022-2023 Harley-Davidson FLHXST Street Glide ST Base
2025 Harley-Davidson FLHXU Street Glide Ultra Base
2024 Harley-Davidson FLI Hydra-Glide Revival Base
2017-2025 Harley-Davidson FLRT Freewheeler Base
2017 Harley-Davidson FLS Softail Slim Base
2018-2021 Harley-Davidson FLSB Sport Glide 107 Base
2018-2021 Harley-Davidson FLSL Softail Slim 107 Base
2017 Harley-Davidson FLSS Softail Slim S Base
2017 Harley-Davidson FLSTC Heritage Softail Classic Base
2017 Harley-Davidson FLSTF Fat Boy Base
2017 Harley-Davidson FLSTFBS Fat Boy S Base
2025 Harley-Davidson FLSTFI Fat Boy Gray Ghost Base
2017 Harley-Davidson FLSTN Softail Deluxe Base
2020-2024 Harley-Davidson FLTRK Road Glide Limited Base
2022 Harley-Davidson FLTRKSE CVO Road Glide Limited Base
2024-2025 Harley-Davidson FLTRT Road Glide 3 Base
2017-2019 Harley-Davidson FLTRU Road Glide Ultra Base
2017-2025 Harley-Davidson FLTRX Road Glide Base
2025 Harley-Davidson FLTRXRRSE CVO Road Glide RR Base
2017-2023 Harley-Davidson FLTRXS Road Glide Special Base
2018-2025 Harley-Davidson FLTRXSE CVO Road Glide Base
2022-2023 Harley-Davidson FLTRXST Road Glide ST Base
2025 Harley-Davidson FLTRXSTSE CVO Road Glide ST Base
2018-2020 Harley-Davidson FXBB Street Bob 107 Base
2025 Harley-Davidson FXBB Street Bob 117 Base
2021-2024 Harley-Davidson FXBBS Street Bob 114 Base
2018-2019 Harley-Davidson FXBR Breakout 107 Base
2024-2025 Harley-Davidson FXBR Breakout 117 Base
2018-2020 Harley-Davidson FXBRS Breakout 114 Base
2017 Harley-Davidson FXDF Fat Bob Base
2017 Harley-Davidson FXDL Dyna Low Rider Base
2017 Harley-Davidson FXDL Low Rider Base
2017 Harley-Davidson FXDLS Low Rider S Base
2019-2020 Harley-Davidson FXDRS FXDR 114 Base
2017 Harley-Davidson FXDWG Dyna Wide Glide Base
2018-2019 Harley-Davidson FXFB Fat Bob 107 Base
2018-2023 Harley-Davidson FXFBS Fat Bob 114 Base
2018-2020 Harley-Davidson FXLR Low Rider 107 Base
2020-2021 Harley-Davidson FXLRS Low Rider S 114 Base
2022-2025 Harley-Davidson FXLRS Low Rider S 117 Base
2022-2025 Harley-Davidson FXLRST Low Rider ST 117 Base

…and 7 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About S&S Cycle

S&S Cycle engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full S&S Cycle lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

S&S Cycle Cylinder Stud & Head Bolt Kit for 2017+ Harley-Davidson M8 Models

Ensure the integrity and performance of your 2017 and newer Harley-Davidson Milwaukee-Eight (M8) engine with this comprehensive Cylinder Stud & Head Bolt Kit from S&S Cycle. This 8-pack kit provides the high-strength fasteners necessary for securely mounting your cylinders and cylinder heads, crucial for maintaining compression and preventing leaks.

Key Features and Benefits:

  • High-Strength Construction: Made from premium, heat-treated materials designed to withstand the extreme pressures and temperatures generated within the M8 engine.
  • Precise Fitment: Engineered to meet or exceed OEM specifications for a perfect fit on all 2017+ Harley-Davidson M8 applications, ensuring reliable installation.
  • Secure Cylinder Mounting: Provides the necessary clamping force to keep cylinders firmly in place, preventing movement and potential gasket failure.
  • Reliable Head Sealing: Ensures a tight seal between the cylinder head and cylinder, critical for maintaining compression and preventing combustion leaks.
  • Complete 8-Pack Kit: Includes all eight essential studs and bolts required for cylinder and head installation on M8 engines.

Technical Specifications:

  • Brand: S&S Cycle
  • Part Number: SSC900-1176
  • Compatibility: 2017 and newer Harley-Davidson M8 Models (Touring, Softail, Trike, etc.)
  • Quantity: 8 Pieces
  • Product Type: Cylinder Stud & Head Bolt Kit

Trust S&S Cycle for top-tier engine components that deliver performance and durability. Secure your M8 engine build with this essential Cylinder Stud & Head Bolt Kit. Available now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Harley-Davidson FLDE Deluxe 107 Base
2018-2019 Harley-Davidson FLFB Fat Boy 107 Base
2025 Harley-Davidson FLFB Fat Boy 117 Base
2018-2023 Harley-Davidson FLFBS Fat Boy 114 Base
2021 Harley-Davidson FLH Electra Glide Revival Base
2018-2021 Harley-Davidson FLHC Heritage Classic 107 Base
2018-2024 Harley-Davidson FLHCS Heritage Classic 114 Base
2023 Harley-Davidson FLHFB Electra Glide Highway King Base
2017-2022 Harley-Davidson FLHR Road King Base
2017-2025 Harley-Davidson FLHRXS Road King Special Base
2019-2022 Harley-Davidson FLHT Electra Glide Standard Base
2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
2017-2025 Harley-Davidson FLHTCUTG Tri Glide Ultra Base
2022 Harley-Davidson FLHTCUTG Tri Glide Ultra G.I. Base
2020-2022 Harley-Davidson FLHTCUTGSE CVO Tri Glide Base
2017-2021 Harley-Davidson FLHTKSE CVO Limited Base
2017-2025 Harley-Davidson FLHX Street Glide Base
2017-2023 Harley-Davidson FLHXS Street Glide Special Base
2017-2025 Harley-Davidson FLHXSE CVO Street Glide Base
2022-2023 Harley-Davidson FLHXST Street Glide ST Base
2025 Harley-Davidson FLHXU Street Glide Ultra Base
2024 Harley-Davidson FLI Hydra-Glide Revival Base
2017-2025 Harley-Davidson FLRT Freewheeler Base
2017 Harley-Davidson FLS Softail Slim Base
2018-2021 Harley-Davidson FLSB Sport Glide 107 Base
2018-2021 Harley-Davidson FLSL Softail Slim 107 Base
2017 Harley-Davidson FLSS Softail Slim S Base
2017 Harley-Davidson FLSTC Heritage Softail Classic Base
2017 Harley-Davidson FLSTF Fat Boy Base
2017 Harley-Davidson FLSTFBS Fat Boy S Base
2025 Harley-Davidson FLSTFI Fat Boy Gray Ghost Base
2017 Harley-Davidson FLSTN Softail Deluxe Base
2020-2024 Harley-Davidson FLTRK Road Glide Limited Base
2022 Harley-Davidson FLTRKSE CVO Road Glide Limited Base
2024-2025 Harley-Davidson FLTRT Road Glide 3 Base
2017-2019 Harley-Davidson FLTRU Road Glide Ultra Base
2017-2025 Harley-Davidson FLTRX Road Glide Base
2025 Harley-Davidson FLTRXRRSE CVO Road Glide RR Base
2017-2023 Harley-Davidson FLTRXS Road Glide Special Base
2018-2025 Harley-Davidson FLTRXSE CVO Road Glide Base
2022-2023 Harley-Davidson FLTRXST Road Glide ST Base
2025 Harley-Davidson FLTRXSTSE CVO Road Glide ST Base
2018-2020 Harley-Davidson FXBB Street Bob 107 Base
2025 Harley-Davidson FXBB Street Bob 117 Base
2021-2024 Harley-Davidson FXBBS Street Bob 114 Base
2018-2019 Harley-Davidson FXBR Breakout 107 Base
2024-2025 Harley-Davidson FXBR Breakout 117 Base
2018-2020 Harley-Davidson FXBRS Breakout 114 Base
2017 Harley-Davidson FXDF Fat Bob Base
2017 Harley-Davidson FXDL Dyna Low Rider Base
2017 Harley-Davidson FXDL Low Rider Base
2017 Harley-Davidson FXDLS Low Rider S Base
2019-2020 Harley-Davidson FXDRS FXDR 114 Base
2017 Harley-Davidson FXDWG Dyna Wide Glide Base
2018-2019 Harley-Davidson FXFB Fat Bob 107 Base
2018-2023 Harley-Davidson FXFBS Fat Bob 114 Base
2018-2020 Harley-Davidson FXLR Low Rider 107 Base
2020-2021 Harley-Davidson FXLRS Low Rider S 114 Base
2022-2025 Harley-Davidson FXLRS Low Rider S 117 Base
2022-2025 Harley-Davidson FXLRST Low Rider ST 117 Base

…and 7 additional fitments. Contact us to confirm yours.

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