Cam Chest Kit for M8 — 550 Big Bore, oil-cooled

S&S CYCLE Cam Chest Kit for M8 — 550 Big Bore, oil-cooled – 18-26 Softail, 17-26 Touring, 17-25 Trike, 20-23 CVO

S&S CYCLE
0925-1317
310-1083A

Complete cam chest kit matched for quality and performance; includes oil pump, cam plate, tappets, pushrods, and all gaskets, bearings and hardware for installation.

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€2,321.81
€2,818.21
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Upgrade your M8 engine with a complete, matched cam chest kit engineered for superior fit, finish, and performance. 🛠️

  • All parts in each kit are matched to ensure superior quality, fit, finish and performance
  • Oil pump and cam plate are precision-machined from billet aluminum with a blue anodized finish
  • Passage plugs removable for servicing
  • Independent scavenge sections for the flywheel cavity and cam chest
  • Debris screens in both scavenge pickups
  • Increased oil flow capacity on both the feed and scavenge sides
  • Adjustable Pressure Relief Valve is adjustable with unit installed in engine
  • Magnet in cam chest to help to stop debris from entering oil pump
  • S&S Quickee Pushrods with finished pushrod tubes
  • S&S premium tappets
  • Billet aluminum tappet cuffs have a hard-anodized black coating and are stronger than stock to eliminate distortion
  • Improved tappet stability in high-lift and high-rpm situations
  • Provides improved cam timing accuracy and eliminates the stock cam chain tensioner
  • Includes outer drive gears, all gaskets, bearings, and hardware required for a complete installation
  • Made in the USA

Each kit is supplied complete for direct installation. Follow factory assembly procedures, torque specifications, and break-in instructions when installing.

: 0925-1317
In Stock

Data sheet

Type
Gear
Units
Kit
Brand
S&S CYCLE
Application
Oil Cooled
Grind
550G
Exhaust Close
30,5° Front, 38,4° Rear
Exhaust Duration
273,1° Front, 277,8° Rear
Exhaust Lift
0,550"
Exhaust Lift at TDC
0,232" Front, 0,264" Rear
Exhaust Lobe Centerline
106,0° Front, 100,5° Rear
Exhaust Open
62,5° Front, 59,4° Rear
Intake Close
29,4° Front, 31,1° Rear
Intake Duration
218,9° Front, 214,2° Rear
Intake Lift
0,550"
Intake Lift at TDC
0,127" Front, 0,099" Rear
Intake Lobe Centerline
100,0° Front, 104,0° Rear
Intake Open
9,4° Front, 3,1° Rear
Harley Family
CVO
Softail
Touring
Trike

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Softail Deluxe 107 Softail 2018
Harley Davidson Softail Deluxe 107 Softail 2019
Harley Davidson Softail Deluxe 107 Softail 2020
Harley Davidson Softail Fat Boy 107 Softail 2018
Harley Davidson Softail Fat Boy 107 Softail 2019
Harley Davidson Softail Fat Boy 107 Softail 2020
Harley Davidson Softail Fat Boy Anniversary (ANX) 114 Softail 2018
Harley Davidson Softail Fat Boy 114 Softail 2019
Harley Davidson Softail Fat Boy 114 Softail 2020
Harley Davidson Softail Fat Boy 114 Softail 2021
Harley Davidson Softail Fat Boy 114 Softail 2022
Harley Davidson Softail Fat Boy 114 Softail 2023
Harley Davidson Softail Fat Boy 114 Softail 2024
Harley Davidson Softail Fat Boy 117 Softail 2025
Harley Davidson Softail Fat Boy 117 Softail 2026
Harley Davidson Electra Glide Revival 114 Touring 2021
Harley Davidson Softail Heritage Classic 107 Softail 2018
Harley Davidson Softail Heritage Classic 107 Softail 2019
Harley Davidson Softail Heritage Classic 107 Softail 2020
Harley Davidson Softail Heritage Classic 107 Softail 2021
Harley Davidson Softail Heritage Classic 107 Softail 2022
Harley Davidson Softail Heritage Classic 114 Softail 2018
Harley Davidson Softail Heritage Classic 114 Softail 2019
Harley Davidson Softail Heritage Classic 114 Softail 2020
Harley Davidson Softail Heritage Classic 114 Softail 2021
Harley Davidson Softail Heritage Classic 114 Softail 2022
Harley Davidson Softail Heritage Classic 114 Softail 2023
Harley Davidson Softail Heritage Classic 114 Softail 2024
Harley Davidson Softail Heritage Classic 117 Softail 2025
Harley Davidson Softail Heritage Classic 117 Softail 2026
Harley Davidson Road King 107 Touring 2017
Harley Davidson Road King 107 Touring 2018
Harley Davidson Road King 107 Touring 2019
Harley Davidson Road King 107 Touring 2017
Harley Davidson Road King 107 Touring 2018
Harley Davidson Road King 107 Touring 2019
Harley Davidson Road King 107 Touring 2020
Harley Davidson Road King 107 Touring 2021
Harley Davidson Road King 107 Touring 2022
Harley Davidson Road King Classic 107 Touring 2017
Harley Davidson Road King Classic 107 Touring 2018
Harley Davidson Road King Classic 107 Touring 2019
Harley Davidson Road King Special 107 Touring 2017
Harley Davidson Road King Special 107 Touring 2018
Harley Davidson Road King Special 114 Touring 2019
Harley Davidson Road King Special 114 Touring 2020
Harley Davidson Road King Special 114 Touring 2021
Harley Davidson Road King Special 114 Touring 2022
Harley Davidson Road King Special 114 Touring 2023
Harley Davidson Road King Special 114 Touring 2024
Harley Davidson Road King Special 114 Touring 2025
Harley Davidson Electra Glide Standard 107 Touring 2019
Harley Davidson Electra Glide Standard 107 Touring 2020
Harley Davidson Electra Glide Standard 107 Touring 2021
Harley Davidson Electra Glide Standard 107 Touring 2022
Harley Davidson Electra Glide Ultra Classic 107 Touring 2019
Harley Davidson Trike Tri Glide Ultra Classic 107 Trike 2017 Gear Drive
Harley Davidson Tri Glide Ultra Anniversary 107 Trike 2018 Gear Drive
Harley Davidson Tri Glide Ultra 107 Trike 2019 Gear Drive
Harley Davidson Tri Glide Ultra 114 Trike 2021
Harley Davidson Tri Glide Ultra 114 Trike 2022
Harley Davidson Tri Glide Ultra 114 Trike 2023
Harley Davidson Tri Glide Ultra 114 Trike 2020 Gear Drive
Harley Davidson Tri Glide Ultra CVO 117 CVO 2021
Harley Davidson Tri Glide CVO 117 CVO 2022
Harley Davidson Tri Glide Ultra CVO 117 CVO 2020 Gear Drive
Harley Davidson Street Glide 107 Touring 2017
Harley Davidson Street Glide 107 Touring 2018
Harley Davidson Street Glide 107 Touring 2019
Harley Davidson Street Glide 107 Touring 2017
Harley Davidson Street Glide Anniversary 107 Touring 2018
Harley Davidson Street Glide 107 Touring 2019
Harley Davidson Street Glide 107 Touring 2020
Harley Davidson Street Glide 107 Touring 2021
Harley Davidson Street Glide 107 Touring 2022
Harley Davidson Street Glide 107 Touring 2023
Harley Davidson Street Glide 117 Touring 2024
Harley Davidson Street Glide 117 Touring 2025
Harley Davidson Street Glide 117 Touring 2026
Harley Davidson Street Glide Special 107 Touring 2017
Harley Davidson Street Glide Special 107 Touring 2018
Harley Davidson Street Glide Special 114 Touring 2019
Harley Davidson Street Glide Special 114 Touring 2020
Harley Davidson Street Glide Special 114 Touring 2021
Harley Davidson Street Glide Special 114 Touring 2022
Harley Davidson Street Glide Special Anniversary 114 Touring 2023
Harley Davidson Street Glide CVO 117 CVO 2022
Harley Davidson Street Glide CVO 121 CVO 2023
Harley Davidson Street Glide ST 117 Touring 2022
Harley Davidson Street Glide ST 117 Touring 2023
Harley Davidson Hydra-Glide Revival 114 Softail 2024
Harley Davidson Freewheeler 107 Trike 2017
Harley Davidson Freewheeler 107 Trike 2018
Harley Davidson Freewheeler 107 Trike 2019
Harley Davidson Freewheeler 114 Trike 2020
Harley Davidson Freewheeler 114 Trike 2021
Harley Davidson Freewheeler 114 Trike 2022
Harley Davidson Freewheeler 114 Trike 2023
Harley Davidson Freewheeler 114 Trike 2024
Harley Davidson Freewheeler 114 Trike 2025
Harley Davidson Softail Sport Glide 107 Softail 2018
Harley Davidson Softail Sport Glide 107 Softail 2019
Harley Davidson Softail Sport Glide 107 Softail 2020
Harley Davidson Softail Sport Glide 107 Softail 2021
Harley Davidson Softail Sport Glide 107 Softail 2022
Harley Davidson Softail Sport Glide 107 Softail 2023
Harley Davidson Softail Slim 107 Softail 2018
Harley Davidson Softail Slim 107 Softail 2019
Harley Davidson Softail Slim 107 Softail 2020
Harley Davidson Softail Slim 107 Softail 2021
Harley Davidson Softail Fat Boy Gray Ghost 117 Softail 2025
Harley Davidson Softail Fat Boy Gray Ghost 117 Softail 2026
Harley Davidson Road Glide 3 114 Trike 2023
Harley Davidson Road Glide 3 114 Trike 2024
Harley Davidson Road Glide 3 114 Trike 2025
Harley Davidson Road Glide 107 Touring 2017
Harley Davidson Road Glide 107 Touring 2018
Harley Davidson Road Glide 107 Touring 2019
Harley Davidson Road Glide 107 Touring 2017
Harley Davidson Road Glide 107 Touring 2018
Harley Davidson Road Glide 107 Touring 2019
Harley Davidson Road Glide 107 Touring 2020
Harley Davidson Road Glide 107 Touring 2021
Harley Davidson Road Glide 107 Touring 2022
Harley Davidson Road Glide 107 Touring 2023
Harley Davidson Road Glide 117 Touring 2024
Harley Davidson Road Glide 117 Touring 2025
Harley Davidson Road Glide 117 Touring 2026
Harley Davidson Road Glide Special 107 Touring 2017
Harley Davidson Road Glide Special 107 Touring 2018
Harley Davidson Road Glide Special 114 Touring 2019
Harley Davidson Road Glide Special 114 Touring 2020
Harley Davidson Road Glide Special 114 Touring 2021
Harley Davidson Road Glide Special 114 Touring 2022
Harley Davidson Road Glide Special 114 Touring 2023
Harley Davidson Road Glide CVO 117 CVO 2022
Harley Davidson Road Glide CVO 121 CVO 2023
Harley Davidson Road Glide ST 117 Touring 2022
Harley Davidson Road Glide ST 117 Touring 2023
Harley Davidson Softail Street Bob 107 Softail 2018
Harley Davidson Softail Street Bob 107 Softail 2019
Harley Davidson Softail Street Bob 107 Softail 2020
Harley Davidson Softail Street Bob 117 Softail 2025
Harley Davidson Softail Street Bob Solo 117 Softail 2026
Harley Davidson Softail Street Bob 114 Softail 2021
Harley Davidson Softail Street Bob 114 Softail 2021
Harley Davidson Softail Street Bob 114 Softail 2022
Harley Davidson Softail Street Bob 114 Softail 2023
Harley Davidson Softail Street Bob 114 Softail 2024
Harley Davidson Softail Breakout 107 Softail 2018
Harley Davidson Softail Breakout 107 Softail 2019
Harley Davidson Softail Breakout 107 Softail 2020
Harley Davidson Softail Breakout 117 Softail 2023
Harley Davidson Softail Breakout 117 Softail 2024
Harley Davidson Softail Breakout 117 Softail 2025
Harley Davidson Softail Breakout 117 Softail 2026
Harley Davidson Softail Breakout Anniversary (ANX) 114 Softail 2018
Harley Davidson Softail Breakout 114 Softail 2019
Harley Davidson Softail Breakout 114 Softail 2020
Harley Davidson Softail Breakout 114 Softail 2021
Harley Davidson Softail Breakout 114 Softail 2022
Harley Davidson Softail King 114 Softail 2019
Harley Davidson Softail King 114 Softail 2020
Harley Davidson Softail Fat Bob 107 Softail 2018
Harley Davidson Softail Fat Bob 107 Softail 2019
Harley Davidson Softail Fat Bob 107 Softail 2021
Harley Davidson Softail Fat Bob 114 Softail 2018
Harley Davidson Softail Fat Bob 114 Softail 2019
Harley Davidson Softail Fat Bob 114 Softail 2020
Harley Davidson Softail Fat Bob 114 Softail 2021
Harley Davidson Softail Fat Bob 114 Softail 2022
Harley Davidson Softail Fat Bob 114 Softail 2023
Harley Davidson Softail Low Rider 107 Softail 2018
Harley Davidson Softail Low Rider 107 Softail 2019
Harley Davidson Softail Low Rider 107 Softail 2020
Harley Davidson Softail Low Rider S 114 Softail 2020
Harley Davidson Softail Low Rider S 114 Softail 2021
Harley Davidson Softail Low Rider S 117 Softail 2022
Harley Davidson Softail Low Rider S 117 Softail 2023
Harley Davidson Softail Low Rider S 117 Softail 2024
Harley Davidson Softail Low Rider S 117 H.O. Softail 2025
Harley Davidson Softail Low Rider S 117 H.O. Softail 2026
Harley Davidson Softail Low Rider ST EL Diablo 117 Softail 2022
Harley Davidson Softail Low Rider ST 117 Softail 2023
Harley Davidson Softail Low Rider ST 117 Softail 2024
Harley Davidson Softail Low Rider ST 117 H.O. Softail 2025
Harley Davidson Softail Low Rider ST 117 H.O. Softail 2026
Harley Davidson Softail Standard Softail 2021
Harley Davidson Softail Standard Softail 2020
Harley Davidson Softail Standard Softail 2021
Harley Davidson Softail Standard Softail 2022
Harley Davidson Softail Standard Softail 2023