Description
S&S Cycle - 310-1059D - Power Pack - Oil Cooled - 550G - Wrinkle Black w/o Highlight - Black Pushrod Tubes - M8
Features
- 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:
- S&S premium tappets with hard anodized, billet aluminum, black coated tappet cuffs
- Tappet stability in high lift and high rpm sitiuations
- Camshaft:
- S&S 550 camshaft
- Valve Springs:
- Works well with camshafts up to 0.605" lift
- Includes top collars, keepers, valve seals and bottom collars
- Will fit VVT models.
- Not for any Trike models.
- Intake/rocker cover gaskets not included.
Specs
| Cam Drive Type | Gear |
| Color/Finish | Non-Highlighted Fins |
| Features | Black Pushrod Tubes |
| Style | 550G |
| Riding Style | Street |
| Cooling System | Oil Cooled |
| Bore Size Imperial | 4.250'' |
| Compression Ratio Imperial | 11.1:1 |
| Model | Power Package |
| Color/Finish | Wrinkle Black |
| Units | Kit |
| Displacement | 124'' |
| Product Name | Performance Kit |
| Stroke Length Imperial | 4.375'' |
Fitment
| 2018-2020 | Harley-Davidson | FXFB Fat Bob 107 |
| 2017-2023 | Harley-Davidson | FLHX Street Glide |
| 2017-2022 | Harley-Davidson | FLHR Road King |
| 2017-2025 | Harley-Davidson | FLHRXS Road King Special |
| 2017-2026 | Harley-Davidson | FLTRX Road Glide |
| 2017-2023 | Harley-Davidson | FLTRXS Road Glide Special |
| 2018-2021 | Harley-Davidson | FLHC Heritage Classic 107 |
| 2017-2022 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2018-2024 | Harley-Davidson | FLFBS Fat Boy 114 |
| 2019-2022 | Harley-Davidson | FLHT Electra Glide Standard |
| 2017-2023 | Harley-Davidson | FLHXS Street Glide Special |
| 2020-2021 | Harley-Davidson | FXLRS Low Rider S 114 |
| 2019-2020 | Harley-Davidson | FXDRS FXDR 114 |
| 2018-2021 | Harley-Davidson | FLSL Softail Slim 107 |
| 2017-2025 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2018-2024 | Harley-Davidson | FLHCS Heritage Classic 114 |
| 2023-2026 | Harley-Davidson | FXBR Breakout 117 |
| 2022-2026 | Harley-Davidson | FXLRS Low Rider S 117 |
| 2022-2026 | Harley-Davidson | FXLRST Low Rider ST 117 |
| 2020-2024 | Harley-Davidson | FXST Softail Standard 107 |
| 2017-2025 | Harley-Davidson | Road King Police FLHP |
| 2025-2026 | Harley-Davidson | Softail Low Rider ST FXLRST |
| 2025 | Harley-Davidson | Road Glide Custom FLTRX |
| 2024-2026 | Harley-Davidson | Road Glide Police FLTRXP |
| 2022, 2025-2026 | Harley-Davidson | Softail Street Bob FXBB |
| 2025 | Harley-Davidson | Electra Glide Police FLHTP |
| 2025-2026 | Harley-Davidson | Softail Low Rider S FXLRS |
| 2025-2026 | Harley-Davidson | Softail Heritage Classic FLHC |
| 2017-2019 | Harley-Davidson | FLHRC Road King Classic |
| 2018-2020 | Harley-Davidson | FLFB Fat Boy 107 |
| 2024 | Harley-Davidson | FLI Hydra-Glide Revival |
| 2023 | Harley-Davidson | FLHFB Electra Glide Highway King |
| 2022-2023 | Harley-Davidson | FLHXST Street Glide ST |
| 2022-2023 | Harley-Davidson | FLTRXST Road Glide ST |
| 2021-2024 | Harley-Davidson | FXBBS Street Bob 114 |
| 2018-2023 | Harley-Davidson | FXFBS Fat Bob 114 |
| 2022 | Harley-Davidson | FXRST Low Rider El Diablo 117 |
| 2021 | Harley-Davidson | FLH Electra Glide Revival |
| 2018-2024 | Harley-Davidson | FLSB Sport Glide 107 |
| 2018-2020 | Harley-Davidson | FLDE Deluxe 107 |
| 2018-2020 | Harley-Davidson | FXBB Street Bob 107 |
| 2018-2020 | Harley-Davidson | FXBRS Breakout 114 |
| 2018-2019 | Harley-Davidson | FXBR Breakout 107 |
| 2018-2020 | Harley-Davidson | FXLR Low Rider 107 |
| 2025-2026 | Harley-Davidson | Softail Fat Boy FLFB |
| 2025 | Harley-Davidson | Softail Breakout FXBR |