- Big-bore bolt-in kit increases 114″/117″ engine with 4.5″ stroke M8 to 132″ engine with no case machining required
- 4.32″ bore cylinders with 11.0:1 compression ratio forged pistons
- S&S oil pump/cam plate with blue anodized finish
- 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
- S&S premium tappets
- S&S hard-anodized, black coated tappet cuffs are billet aluminum construction
- S&S 550 cams are designed for big bore applications
- S&S valve springs work with cams up to 0.605″ lift
- High-performance conical single wire spring design
- All necessary gaskets, bearings and hardware for bolt on installation included
- Made in the USA
- Not for 121″ CVO.
- Fitment: 2017-2023 Harley-Davidson FLHXSE CVO Street Glide or 2017-2024 Harley-Davidson FLHTK Ultra Limited or 2017-2019 Harley-Davidson FLHTCU Electra Glide Ultra Classic or 2017-2019 Harley-Davidson FLHTKL Ultra Limited Low or 2017-2025 Harley-Davidson FLHTCUTG Tri Glide Ultra
| 2017-2023 | Harley-Davidson | FLHXSE CVO Street Glide | – | – |
| 2017-2024 | Harley-Davidson | FLHTK Ultra Limited | – | – |
| 2017-2019 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | – | – |
| 2017-2019 | Harley-Davidson | FLHTKL Ultra Limited Low | – | – |
| 2017-2025 | Harley-Davidson | FLHTCUTG Tri Glide Ultra | – | – |
| 2018-2023 | Harley-Davidson | FLTRXSE CVO Road Glide | – | – |
| 2022 | Harley-Davidson | FLHTCUTG Tri Glide Ultra G.I. | – | – |
| 2025 | Harley-Davidson | Street Glide Ultra FLHXU | – | – |
| 2017-2019 | Harley-Davidson | FLTRU Road Glide Ultra | – | – |
| 2024 | Harley-Davidson | FLTRK Road Glide Limited | – | – |


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