S&S CYCLE 124" Power Pack - 4.375" Stroke - Water Cooled - Black w/Highlights - M8 - Harley-Davidson '17-'25 - 310-1054C
CONFIRM FITMENT BEFORE ORDERING
Please confirm fitment for your bike below as we do not accept returns on parts ordered incorrectly.
- Bolt-on kit
- With updated fins
- No case machining required
- Forged pistons
- Made in the USA
- Includes oil pump/cam plate, pushrods, tappets, tappet cuffs, 550 camshaft, valve springs
Oil Pump/Cam Plate: - Precision machined from billet aluminum
- Passage plugs removable for servicing
- Independent scavenge sections for flywheel cavity and camchest
- Debris screens in both scavenge pickups
- Magnet in camchest to help to stop debris from entering oil pump
- 44% flow increase on supply side and 58% flow increase on scavenge side
- Pressure relief valve is adjustable with unit installed in engine
Pushrods: - Quickee pushrods
Tappets: - Hand assembled to exacting tolerances
- Reduced valve train noise from start up to shut down
- Close tolerances for low leak down rates
Tappet Cuffs: - Hard anodized black coating
- Billet aluminum construction
- Tappet stability in high lift and high rpm sitiuations
Camshaft: - S&S 550 camshaft - designed for big bore applications
Valve Springs: - Works well with camshafts up to 0.605" lift
- High performance conical single wire spring
- Includes top collars, keepers, valve seals and bottom collars
Fitment Guide
| 2025 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | - | - |
| 2022-2023 | Harley-Davidson | FLTRKSE CVO Road Glide Limited | - | - |
| 2022 | Harley-Davidson | FLHTCUTG Tri Glide Ultra G.I. | - | - |
| 2020-2024 | Harley-Davidson | FLTRK Road Glide Limited | - | - |
| 2020-2022 | Harley-Davidson | FLHTCUTGSE CVO Tri Glide | - | - |
| 2017-2025 | Harley-Davidson | FLHTCUTG Tri Glide Ultra | - | - |
| 2017-2024 | Harley-Davidson | FLHTK Ultra Limited | - | - |
| 2017-2021 | Harley-Davidson | FLHTKSE CVO Limited | - | - |
| 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
| Product Name | Performance Kit |
| Type | Big Bore |
| Model | Power Package |
| Color/Finish | Black / Highlighted Fins |
| Features | Includes Cam Chain Tensioner / Quickee Pushrods w/Gloss Black Covers |
| Stroke Length | 4.375" |
| Displacement | 124" |
| Bore Size | 4.250" |
| Compression Ratio | 11.1:1 |
| Cam Drive Type | Chain |
| Cooling System | Water Cooled |
| Units | Kit |
| Riding Style | Street |
Delivery Info
Please Note - Warehouse Locations For This Part -
S&S CYCLE 124" Power Pack - 4.375" Stroke - Water Cooled - Black w/Highlights - M8 - Harley-Davidson '17-'25 - 310-1054C
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.