S&S CYCLE Power Pack Oil Cooled 550G Wrinkle Black with Highlight, Black Pushrod Tubes, M8, 310-1058D, Fits Select Harley-Davidson Models

Power Pack - Oil Cooled - 550G - Wrinkle Black w/Highlight - Black Pushrod Tubes - M8

The S&S CYCLE Power Pack Oil Cooled 550G kit features a wrinkle black finish with highlight detailing and black pushrod tubes. Manufacturer part number 310-1058D, this bolt-on kit includes updated fins and requires no case machining. It is made in the USA and includes forged pistons, an oil pump and cam plate, pushrods, tappets, tappet cuffs, an S&S 550 camshaft, and valve springs.

The precision-machined billet aluminum oil pump and cam plate has removable passage plugs for servicing, independent scavenge sections for the flywheel cavity and cam chest, debris screens in both scavenge pickups, and a cam chest magnet to help stop debris from entering the oil pump. The pump provides a 44% flow increase on the supply side and a 58% flow increase on the scavenge side. Its pressure relief valve is adjustable with the unit installed in the engine.

The kit includes Quickee pushrods and S&S premium tappets with hard-anodized billet aluminum construction and black-coated tappet cuffs. The tappets are designed for stability in high-lift and high-rpm situations. The S&S 550 camshaft is paired with valve springs that work with camshafts up to 0.605-inch lift and include top collars, keepers, valve seals, and bottom collars.

Fitment includes the 2021 Harley-Davidson FLFBS Fat Boy 114; 2019 Harley-Davidson FLHC Heritage Classic 107; 2023 Harley-Davidson FLHCS Heritage Classic 114; 2019 Harley-Davidson FLHR Road King; 2023 Harley-Davidson FLHRXS Road King Special; 2019 Harley-Davidson FLHT Electra Glide Standard; 2020 Harley-Davidson FLHX Street Glide; 2017 and 2022 Harley-Davidson FLHXS Street Glide Special; and 2022 Harley-Davidson FLHXST Street Glide ST.

Features:

• Bolt-On Design: Installs as a bolt-on kit with no case machining required.
• Engine Components: Includes forged pistons, an S&S 550 camshaft, valve springs, pushrods, tappets, tappet cuffs, and an oil pump and cam plate.
• Oil Pump and Cam Plate: Precision-machined from billet aluminum with removable passage plugs for servicing.
• Scavenge System: Independent scavenge sections for the flywheel cavity and cam chest, with debris screens in both scavenge pickups.
• Debris Control: Cam chest magnet helps stop debris from entering the oil pump.
• Oil Flow: Provides a 44% flow increase on the supply side and a 58% flow increase on the scavenge side.
• Pressure Relief: Adjustable pressure relief valve can be adjusted with the unit installed in the engine.
• Pushrods: Includes Quickee pushrods and black pushrod tubes.
• Tappets: S&S premium tappets feature hard-anodized billet aluminum construction and black-coated tappet cuffs.
• Tappet Stability: Designed for stability in high-lift and high-rpm situations.
• Valve Springs: Work with camshafts up to 0.605-inch lift and include top collars, keepers, valve seals, and bottom collars.
• Finish: Wrinkle black with highlight detailing.
• Manufacturing: Made in the USA.

Fitment:
2017 Harley-Davidson Electra Glide Police FLHTPI
2017 Harley-Davidson FLHR Road King
2017 Harley-Davidson FLHRC Road King Classic
2017 Harley-Davidson FLHRXS Road King Special
2017 Harley-Davidson FLHX Street Glide
2017 Harley-Davidson FLHXS Street Glide Special
2017 Harley-Davidson FLHXSE CVO Street Glide
2017 Harley-Davidson FLTRX Road Glide
2017 Harley-Davidson FLTRXS Road Glide Special
2017 Harley-Davidson Road King Police FLHP
2018 Harley-Davidson Electra Glide Police FLHTPI
2018 Harley-Davidson FLDE Deluxe 107
2018 Harley-Davidson FLFB Fat Boy 107
2018 Harley-Davidson FLFBS Fat Boy 114
2018 Harley-Davidson FLHC Heritage Classic 107
2018 Harley-Davidson FLHCS Heritage Classic 114
2018 Harley-Davidson FLHR Road King
2018 Harley-Davidson FLHRC Road King Classic
2018 Harley-Davidson FLHRXS Road King Special
2018 Harley-Davidson FLHX Street Glide
2018 Harley-Davidson FLHXS Street Glide Special
2018 Harley-Davidson FLHXSE CVO Street Glide
2018 Harley-Davidson FLSB Sport Glide 107
2018 Harley-Davidson FLSL Softail Slim 107
2018 Harley-Davidson FLTRX Road Glide
2018 Harley-Davidson FLTRXS Road Glide Special
2018 Harley-Davidson FXBB Street Bob 107
2018 Harley-Davidson FXBR Breakout 107
2018 Harley-Davidson FXBRS Breakout 114
2018 Harley-Davidson FXFB Fat Bob 107
2018 Harley-Davidson FXFBS Fat Bob 114
2018 Harley-Davidson FXLR Low Rider 107
2018 Harley-Davidson Road King Police FLHP
2019 Harley-Davidson Electra Glide Police FLHTPI
2019 Harley-Davidson FLDE Deluxe 107
2019 Harley-Davidson FLFB Fat Boy 107
2019 Harley-Davidson FLFBS Fat Boy 114
2019 Harley-Davidson FLHC Heritage Classic 107
2019 Harley-Davidson FLHCS Heritage Classic 114
2019 Harley-Davidson FLHR Road King
2019 Harley-Davidson FLHRC Road King Classic
2019 Harley-Davidson FLHRXS Road King Special
2019 Harley-Davidson FLHT Electra Glide Standard
2019 Harley-Davidson FLHX Street Glide
2019 Harley-Davidson FLHXS Street Glide Special
2019 Harley-Davidson FLHXSE CVO Street Glide
2019 Harley-Davidson FLSB Sport Glide 107
2019 Harley-Davidson FLSL Softail Slim 107
2019 Harley-Davidson FLTRX Road Glide
2019 Harley-Davidson FLTRXS Road Glide Special
2019 Harley-Davidson FXBB Street Bob 107
2019 Harley-Davidson FXBR Breakout 107
2019 Harley-Davidson FXBRS Breakout 114
2019 Harley-Davidson FXDRS FXDR 114
2019 Harley-Davidson FXFB Fat Bob 107
2019 Harley-Davidson FXFBS Fat Bob 114
2019 Harley-Davidson FXLR Low Rider 107
2019 Harley-Davidson Road King Police FLHP
2020 Harley-Davidson Electra Glide Police FLHTPI
2020 Harley-Davidson FLDE Deluxe 107
2020 Harley-Davidson FLFB Fat Boy 107
2020 Harley-Davidson FLFBS Fat Boy 114
2020 Harley-Davidson FLHC Heritage Classic 107
2020 Harley-Davidson FLHCS Heritage Classic 114
2020 Harley-Davidson FLHR Road King
2020 Harley-Davidson FLHRXS Road King Special
2020 Harley-Davidson FLHT Electra Glide Standard
2020 Harley-Davidson FLHX Street Glide
2020 Harley-Davidson FLHXS Street Glide Special
2020 Harley-Davidson FLHXSE CVO Street Glide
2020 Harley-Davidson FLSB Sport Glide 107
2020 Harley-Davidson FLSL Softail Slim 107
2020 Harley-Davidson FLTRX Road Glide
2020 Harley-Davidson FLTRXS Road Glide Special
2020 Harley-Davidson FXBB Street Bob 107
2020 Harley-Davidson FXBRS Breakout 114
2020 Harley-Davidson FXDRS FXDR 114
2020 Harley-Davidson FXFB Fat Bob 107
2020 Harley-Davidson FXFBS Fat Bob 114
2020 Harley-Davidson FXLR Low Rider 107
2020 Harley-Davidson FXLRS Low Rider S 114
2020 Harley-Davidson FXST Softail Standard 107
2020 Harley-Davidson Road King Police FLHP
2021 Harley-Davidson Electra Glide Police FLHTPI
2021 Harley-Davidson FLFBS Fat Boy 114
2021 Harley-Davidson FLH Electra Glide Revival
2021 Harley-Davidson FLHC Heritage Classic 107
2021 Harley-Davidson FLHCS Heritage Classic 114
2021 Harley-Davidson FLHR Road King
2021 Harley-Davidson FLHRXS Road King Special
2021 Harley-Davidson FLHT Electra Glide Standard
2021 Harley-Davidson FLHX Street Glide
2021 Harley-Davidson FLHXS Street Glide Special
2021 Harley-Davidson FLHXSE CVO Street Glide
2021 Harley-Davidson FLSB Sport Glide 107
2021 Harley-Davidson FLSL Softail Slim 107
2021 Harley-Davidson FLTRX Road Glide
2021 Harley-Davidson FLTRXS Road Glide Special
2021 Harley-Davidson FXBBS Street Bob 114
2021 Harley-Davidson FXFBS Fat Bob 114
2021 Harley-Davidson FXLRS Low Rider S 114
2021 Harley-Davidson FXST Softail Standard 107
2021 Harley-Davidson Road King Police FLHP
2022 Harley-Davidson Electra Glide Police FLHTPI
2022 Harley-Davidson FLFBS Fat Boy 114
2022 Harley-Davidson FLHCS Heritage Classic 114
2022 Harley-Davidson FLHR Road King
2022 Harley-Davidson FLHRXS Road King Special
2022 Harley-Davidson FLHT Electra Glide Standard
2022 Harley-Davidson FLHX Street Glide
2022 Harley-Davidson FLHXS Street Glide Special
2022 Harley-Davidson FLHXSE CVO Street Glide
2022 Harley-Davidson FLHXST Street Glide ST
2022 Harley-Davidson FLSB Sport Glide 107
2022 Harley-Davidson FLTRX Road Glide
2022 Harley-Davidson FLTRXS Road Glide Special
2022 Harley-Davidson FLTRXST Road Glide ST
2022 Harley-Davidson FXBBS Street Bob 114
2022 Harley-Davidson FXFBS Fat Bob 114
2022 Harley-Davidson FXLRS Low Rider S 117
2022 Harley-Davidson FXLRST Low Rider ST 117
2022 Harley-Davidson FXRST Low Rider El Diablo 117
2022 Harley-Davidson FXST Softail Standard 107
2022 Harley-Davidson Road King Police FLHP
2022 Harley-Davidson Softail Street Bob FXBB
2023 Harley-Davidson Electra Glide Police FLHTPI
2023 Harley-Davidson FLFBS Fat Boy 114
2023 Harley-Davidson FLHCS Heritage Classic 114
2023 Harley-Davidson FLHFB Electra Glide Highway King
2023 Harley-Davidson FLHRXS Road King Special
2023 Harley-Davidson FLHX Street Glide
2023 Harley-Davidson FLHXS Street Glide Special
2023 Harley-Davidson FLHXST Street Glide ST
2023 Harley-Davidson FLSB Sport Glide 107
2023 Harley-Davidson FLTRX Road Glide
2023 Harley-Davidson FLTRXS Road Glide Special
2023 Harley-Davidson FLTRXST Road Glide ST
2023 Harley-Davidson FXBBS Street Bob 114
2023 Harley-Davidson FXBR Breakout 117
2023 Harley-Davidson FXFBS Fat Bob 114
2023 Harley-Davidson FXLRS Low Rider S 117
2023 Harley-Davidson FXLRST Low Rider ST 117
2023 Harley-Davidson FXST Softail Standard 107
2023 Harley-Davidson Road King Police FLHP
2024 Harley-Davidson Electra Glide Police FLHTPI
2024 Harley-Davidson FLFBS Fat Boy 114
2024 Harley-Davidson FLHCS Heritage Classic 114
2024 Harley-Davidson FLHRXS Road King Special
2024 Harley-Davidson FLI Hydra-Glide Revival
2024 Harley-Davidson FLSB Sport Glide 107
2024 Harley-Davidson FLTRX Road Glide
2024 Harley-Davidson FXBBS Street Bob 114
2024 Harley-Davidson FXBR Breakout 117
2024 Harley-Davidson FXLRS Low Rider S 117
2024 Harley-Davidson FXLRST Low Rider ST 117
2024 Harley-Davidson FXST Softail Standard 107
2024 Harley-Davidson Road Glide Police FLTRXP
2024 Harley-Davidson Road King Police FLHP
2025 Harley-Davidson Electra Glide Police FLHTPI
2025 Harley-Davidson Electra Glide Police FLHTP
2025 Harley-Davidson FLHC Heritage Classic 117
2025 Harley-Davidson FLHRXS Road King Special
2025 Harley-Davidson FLTRX Road Glide
2025 Harley-Davidson FXBR Breakout 117
2025 Harley-Davidson FXLRS Low Rider S 117
2025 Harley-Davidson FXLRST Low Rider ST 117
2025 Harley-Davidson Road Glide Custom FLTRX
2025 Harley-Davidson Road Glide Police FLTRXP
2025 Harley-Davidson Road King Police FLHP
2025 Harley-Davidson Softail Breakout FXBR
2025 Harley-Davidson Softail Fat Boy FLFB
2025 Harley-Davidson Softail Low Rider S FXLRS
2025 Harley-Davidson Softail Low Rider ST FXLRST
2025 Harley-Davidson Softail Street Bob FXBB
2026 Harley-Davidson FLFB Fat Boy 117
2026 Harley-Davidson FLHC Heritage Classic 117
2026 Harley-Davidson FLTRX Road Glide
2026 Harley-Davidson FXBB Street Bob 117
2026 Harley-Davidson FXBR Breakout 117
2026 Harley-Davidson FXLRS Low Rider S 117
2026 Harley-Davidson FXLRST Low Rider ST 117
2026 Harley-Davidson Road Glide Police FLTRXP