Product Description
Turn your stock 114"/117" into a monster of a 128". For Oil Cooled Milwaukee Eight models Only. Wrinkle Black Non-Highlighted fins with chrome pushrod tubes. Chain Drive.
Fits: Harley M8 Models (Oil Cooled)
Big Bore Kit:
- 114" to 128" Big Bore Kit for Stock Stroke Flywheel
- Wrinkle Black Finish
- Highlighted Fins
- No case machining required
- 4.250" bore
- Forged Pistons
- 11.1:1 Compression Ratio
Oil Pump/Cam Plate:
- Precision Machined from Billet Aluminum
- Blue Anodized Finish
- Passage Plugs Removeable for servicing
- Independant 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
- Adjustable Pressure Relief Valve is adjustable with unit installed in engine
Pushrods:
- Quickee Pushrods w/Chrome Pushrod Tubes
Tappets:
- S&S Precision Tappets
Tappet Cuffs:
- Hard Anodized Black Coating
- 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
- Chain Drive
Valve Springs:
- Work well with cams up to .605 lift
- High Performance Conical Single Wire Spring
- Includes all gaskets, bearings, and hardware required for installation
- MADE IN USA
Not recommended for Tri-Glide or other three wheel models including conversion due to lugging nature of these bikes.
DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES.
Fitment
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 Deluxe FLDE | - | - |
2018-2020 | Harley-Davidson | Softail Sport Glide FLSB | - | - |
2018-2020 | Harley-Davidson | Softail Fat Bob 114 FXFBS | - | - |
2018-2020 | Harley-Davidson | Softail Low Rider FXLR | - | - |
2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS | - | - |
2018-2020 | Harley-Davidson | Softail Street Bob FXBB | - | - |
2018-2020 | Harley-Davidson | Softail Heritage Classic 114 FLHCS | - | - |
2018-2020 | Harley-Davidson | Softail Fat Boy 114 FLFBS | - | - |
2018-2020 | Harley-Davidson | Softail Heritage Classic FLHC | - | - |
2018-2020 | Harley-Davidson | Softail Slim FLSL | - | - |
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 | CVO Electra Glide Ultra Limited FLHTKSE | - | - |
2017-2020 | Harley-Davidson | Freewheeler FLRT | - | - |
2017-2020 | Harley-Davidson | Electra Glide Ultra Limited FLHTK | - | - |
2017-2020 | Harley-Davidson | Street Glide Special FLHXS | - | - |
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 | CVO Street Glide FLHXSE | - | - |
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 | - | - |
2017-2018 | Harley-Davidson | Electra Glide Police FLHTPI | - | - |
Additional Information
MPN | 310-1105B |