- Updated profile to fit M8 models including the VVT models
- Big bore bolt-on kit increases 107" M8 to 129" with no case machining required
- S&S oil pump/cam plate
- Passage plugs are removable for servicing
- Independent scavenge sections for flywheel cavity and cam chest
- Debris screen in both scavenge pickups
- Magnet in cam chest to help prevent debris from entering the oil pump
- Increased oil flow capacity on both the oil feed and scavenge side
- Adjustable pressure relief valve can be adjusted with the unit installed in the engine
- Quickee pushrods with pushrod tubes
- S&S premium tappets
- S&S hard anodized, black coated tappet cuffs are billet aluminum construction
- S&S valve springs; work with cams up to 0.605" lift
- High performance conical single wire spring design
- MLS (multi-layered steel) head gasket
- 496 camshaft
- Made in the USA
- Retains stock engine height.
- Works with stock crankcases.
- Works with the stock and S&S roller rocker arms.
- Original engine serial numbers are retained.
- Compatible with the stock valve springs, both first generation (round port) and second generation (oval port).
- Wrinkle black with highlighted fins
- Chrome pushrod tubes
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2018-2019 | Harley-Davidson | Breakout FXBR 107 | |
| 2018-2020 | Harley-Davidson | Deluxe FLDE 107 | |
| 2018-2020 | Harley-Davidson | Fat Bob FXFB 107 | |
| 2018-2020 | Harley-Davidson | Fat Boy FLFB 107 | |
| 2017-2023 | Harley-Davidson | Freewheeler FLRT | |
| 2018-2021 | Harley-Davidson | Heritage Classic FLHC 107 | |
| 2018-2020 | Harley-Davidson | Low Rider FXLR 107 | |
| 2017-2023 | Harley-Davidson | Road Glide Special FLTRXS | |
| 2017-2022 | Harley-Davidson | Road King FLHR | |
| 2018-2021 | Harley-Davidson | Softail Slim FLSL 107 | |
| 2020-2023 | Harley-Davidson | Softail Standard FXST 107 | |
| 2018-2023 | Harley-Davidson | Sport Glide FLSB 107 | |
| 2018-2020 | Harley-Davidson | Street Bob FXBB 107 | |
| 2017-2023 | Harley-Davidson | Street Glide FLHX | |
| 2017-2023 | Harley-Davidson | Street Glide Special FLHXS | |