SS Cycle Power Pack 128 CI – M8 (GEAR DRIVE)
S&S Power Pack 128 CI for M8’s are a bolt on kit, requiring no machining to the case with performance you can count and Made in the USA!!
Shipping Note:
Due to the inability to drop-ship to the following locations CA, AK and HI Shipping is unavailable at this time
International Ordering:
Shipping outside the USA is currently suspended.
Description
SS Cycle Power Pack 128 CI – M8
The SS Cycle Power Pack 128 CI for M8 is a bolt on kit, requiring no machining to the case. It features highlighted fins and chrome pushrod tubes, with all parts precision machined from billet aluminum right best of all the SS Cycle Power Pack 128 CI for M8 here in the USA!!
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FEATURES:
- Big Bore Kit:
- Bolt on kit. No case machining required
- 4.250″ bore
- Forged pistons
- 11.1: compression ratio
- Oil Pump/Cam Plate
- Precision machined from billet aluminum
- Passage plugs removable for servicing
- Independent scavenge sections for flywheel cavity and cam chest
- Debris screens in both scavenge pickups
- Magnet in cam chest to help to stop debris from entering oil pump
- Increased flow capacity on both feed and scavenge side
- Pressure Relief Valve is adjustable with unit installed in engine
- Pushrods:
- Quickee pushrods
- Tappets:
- S&S premium tappets
- Tappet Cuffs:
- Billet aluminum construction
- Stronger than stock material eliminates distortion
- Improve tappet stability in high lift and high rpm situations
- Cam:
- S&S 550 Cam- Designed for Big Bore applications
- Valve Springs:
- Work well with cams up to .605 lift
- High-performance conical single wire spring
- MADE IN U.S.A
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SPECS: Oil Cooled 310-1104A
| PRODUCT NAME | PERFORMANCE KIT |
| TYPE | ENGINE |
| STYLE | 550G |
| MODEL | POWER PACKAGE |
| COLOR/FINISH | HIGHLIGHTED FINS / WRINKLE BLACK / BLACK GRANITE |
| DISPLACEMENT | 128″ |
| BORE SIZE | 4.250″ |
| COMPRESSION RATIO | 11.1:1 |
| CAM DRIVE TYPE | GEAR |
| COOLING SYSTEM | OIL COOLED |
| UNITS | KIT |
| RIDING STYLE | STREET |
FITMENTS:
| 2020 | Harley-Davidson | Softail Low Rider S FXLRS | – | – |
| 2020 | Harley-Davidson | Road Glide Limited FLTRK | – | – |
| 2020 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE | – | – |
| 2020 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2020 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2020 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2020 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2020 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2020 | Harley-Davidson | Softail Standard FXST | – | – |
| 2019-2020 | Harley-Davidson | FXDR 114 | – | – |
| 2019-2020 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
| 2019 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | – | – |
| 2018-2020 | Harley-Davidson | Softail Street Bob FXBB | – | – |
| 2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE | – | – |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | – | – |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Slim FLSL | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB | – | – |
| 2018-2019 | Harley-Davidson | Softail Breakout FXBR | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB | – | – |
| 2018-2019 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | – | – |
| 2017-2020 | Harley-Davidson | Street Glide Special FLHXS | – | – |
| 2017-2020 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2017-2020 | Harley-Davidson | Road King Special FLHRXS | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Special FLTRXS | – | – |
| 2017-2020 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | – | – |
| 2017-2020 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | – | – |
| 2017-2019 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2017-2019 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2017-2019 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2017-2018 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
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SPECS: Oil Cooled 310-1106A
| PRODUCT NAME | POWER PACKAGE |
| TYPE | ENGINE |
| FINISH | CHROME |
| COLOR/FINISH | HIGHLIGHTED FINS / WRINKLE BLACK |
| BORE SIZE | 4.250″ |
| COMPRESSION RATIO | 11.1:1 |
| CAM DRIVE TYPE | GEAR |
| COOLING SYSTEM | OIL COOLED |
| UNITS | KIT |
| RIDING STYLE | STREET |
FITMENTS:
| 2020 | Harley-Davidson | Softail Low Rider S FXLRS | – | – |
| 2020 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE | – | – |
| 2020 | Harley-Davidson | Road Glide Limited FLTRK | – | – |
| 2020 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2020 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2020 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2020 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2020 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2020 | Harley-Davidson | Softail Standard FXST | – | – |
| 2019-2020 | Harley-Davidson | FXDR 114 | – | – |
| 2019-2020 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
| 2019 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | – | – |
| 2018-2020 | Harley-Davidson | Softail Street Bob FXBB | – | – |
| 2018-2020 | Harley-Davidson | Softail Slim FLSL | – | – |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE | – | – |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | – | – |
| 2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | – | – |
| 2018-2019 | Harley-Davidson | Softail Breakout FXBR | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB | – | – |
| 2018-2019 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2017-2020 | Harley-Davidson | Road King Special FLHRXS | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Special FLTRXS | – | – |
| 2017-2020 | Harley-Davidson | Street Glide Special FLHXS | – | – |
| 2017-2020 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2017-2020 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | – | – |
| 2017-2020 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | – | – |
| 2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | – | – |
| 2017-2019 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2017-2019 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2017-2019 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2017-2018 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
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SPECS: Oil Cooled 310-1110A
| PRODUCT NAME | POWER PACKAGE |
| TYPE | ENGINE |
| FINISH | CHROME |
| COLOR/FINISH | BLACK GRANITE / HIGHLIGHTED FINS |
| BORE SIZE | 4.250″ |
| COMPRESSION RATIO | 11.1:1 |
| CAM DRIVE TYPE | GEAR |
| COOLING SYSTEM | OIL COOLED |
| UNITS | KIT |
| RIDING STYLE | STREET |
FITMENTS:
| 2020 | Harley-Davidson | Softail Low Rider S FXLRS | – | – |
| 2020 | Harley-Davidson | Road Glide Limited FLTRK | – | – |
| 2020 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE | – | – |
| 2020 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2020 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2020 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2020 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2020 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2020 | Harley-Davidson | Softail Standard FXST | – | – |
| 2019-2020 | Harley-Davidson | FXDR 114 | – | – |
| 2019-2020 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
| 2019 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | – | – |
| 2018-2020 | Harley-Davidson | Softail Street Bob FXBB | – | – |
| 2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE | – | – |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | – | – |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Slim FLSL | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB | – | – |
| 2018-2019 | Harley-Davidson | Softail Breakout FXBR | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB | – | – |
| 2018-2019 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | – | – |
| 2017-2020 | Harley-Davidson | Street Glide Special FLHXS | – | – |
| 2017-2020 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2017-2020 | Harley-Davidson | Road King Special FLHRXS | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Special FLTRXS | – | – |
| 2017-2020 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | – | – |
| 2017-2020 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | – | – |
| 2017-2019 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2017-2019 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2017-2019 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2017-2018 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
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SPECS: Water Cooled 310-1102A
| PRODUCT NAME | POWER PACKAGE |
| TYPE | ENGINE |
| FINISH | CHROME |
| COLOR/FINISH | HIGHLIGHTED FINS / WRINKLE BLACK |
| BORE SIZE | 4.250″ |
| COMPRESSION RATIO | 11.1:1 |
| CAM DRIVE TYPE | GEAR |
| COOLING SYSTEM | WATER COOLED |
| UNITS | KIT |
| RIDING STYLE | STREET |
FITMENTS:
| 2020 | Harley-Davidson | Road Glide Limited FLTRK | – | – |
| 2020 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE | – | – |
| 2020 | Harley-Davidson | Softail Low Rider S FXLRS | – | – |
| 2020 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2020 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2020 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2020 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2020 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2020 | Harley-Davidson | Softail Standard FXST | – | – |
| 2019-2020 | Harley-Davidson | FXDR 114 | – | – |
| 2019-2020 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
| 2019 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | – | – |
| 2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Street Bob FXBB | – | – |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | – | – |
| 2018-2020 | Harley-Davidson | Softail Slim FLSL | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB | – | – |
| 2018-2019 | Harley-Davidson | Softail Breakout FXBR | – | – |
| 2018-2019 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2017-2020 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | – | – |
| 2017-2020 | Harley-Davidson | Road King Special FLHRXS | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Special FLTRXS | – | – |
| 2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | – | – |
| 2017-2020 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | – | – |
| 2017-2020 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2017-2020 | Harley-Davidson | Street Glide Special FLHXS | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | – | – |
| 2017-2019 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2017-2019 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2017-2019 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2017-2018 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
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SPECS: Water Cooled 310-1108A
| PRODUCT NAME | POWER PACKAGE |
| TYPE | ENGINE |
| FINISH | CHROME |
| COLOR/FINISH | BLACK GRANITE / HIGHLIGHTED FINS |
| BORE SIZE | 4.250″ |
| COMPRESSION RATIO | 11.1:1 |
| CAM DRIVE TYPE | GEAR |
| COOLING SYSTEM | WATER COOLED |
| UNITS | KIT |
| RIDING STYLE | STREET |
FITMENTS:
| 2020 | Harley-Davidson | Softail Low Rider S FXLRS | – | – |
| 2020 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE | – | – |
| 2020 | Harley-Davidson | Road Glide Limited FLTRK | – | – |
| 2020 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2020 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2020 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2020 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2020 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2020 | Harley-Davidson | Softail Standard FXST | – | – |
| 2019-2020 | Harley-Davidson | FXDR 114 | – | – |
| 2019-2020 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
| 2019 | Harley-Davidson | Electra Glide Standard EFI FLHTI | – | – |
| 2018-2020 | Harley-Davidson | Softail Street Bob FXBB | – | – |
| 2018-2020 | Harley-Davidson | Softail Slim FLSL | – | – |
| 2018-2020 | Harley-Davidson | Softail Low Rider FXLR | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | – | – |
| 2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | – | – |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | – | – |
| 2018-2020 | Harley-Davidson | Softail Deluxe FLDE | – | – |
| 2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | – | – |
| 2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | – | – |
| 2018-2019 | Harley-Davidson | Softail Breakout FXBR | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Boy FLFB | – | – |
| 2018-2019 | Harley-Davidson | Softail Fat Bob FXFB | – | – |
| 2018-2019 | Harley-Davidson | CVO Road Glide Custom FLTRXSE | – | – |
| 2017-2020 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Special FLTRXS | – | – |
| 2017-2020 | Harley-Davidson | Road King Special FLHRXS | – | – |
| 2017-2020 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE | – | – |
| 2017-2020 | Harley-Davidson | Street Glide Special FLHXS | – | – |
| 2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | – | – |
| 2017-2020 | Harley-Davidson | Freewheeler FLRT | – | – |
| 2017-2020 | Harley-Davidson | Road Glide Custom FLTRX | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL | – | – |
| 2017-2019 | Harley-Davidson | Street Glide EFI FLHX | – | – |
| 2017-2019 | Harley-Davidson | Road King EFI FLHR | – | – |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU | – | – |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic EFI FLHTCUI | – | – |
| 2017-2019 | Harley-Davidson | CVO Street Glide FLHXSE | – | – |
| 2017-2018 | Harley-Davidson | Electra Glide Police FLHTPI | – | – |
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Additional information
| Weight | 47 lbs |
|---|---|
| Dimensions | 28 × 21 × 13 in |
| Fitment | See Current Fitments In Product Description |
| Finish | HIGHLIGHTED FINS / BLACK GRANITE, HIGHLIGHTED FINS / WRINKLE BLACK, HIGHLIGHTED FINS / WRINKLE BLACK / BLACK GRANITE |
| Options | Oil Cooled Engine, Water Cooled Engine |
| BRAND | S&S |
