Race Series® oil system packs for M8 deliver significantly improved oil flow, pressure and scavenge volume for cooler, quieter and more reliable operation. 🛢️⚙️
Fueling® high-flow billet camplate and precision-matched passages increase oil flow to lifters, piston cooling jets, crankshaft and rod bearings, eliminating common pressure and scavenge issues associated with stock systems. Bench testing seats the relief valve to a minimum of 30 psi with full pop-off at 55–60 psi.
Performance gains include up to 42% more scavenge volume, 68% more oil volume to crank and rod bearings, 10–30 lb higher oil pressure, and engine temperatures that run 15°–25° cooler with oil temps 15°–30° cooler.
Race Series® packs include Race Series® oil pump, full-travel or short-travel hydraulic roller lifters, high-flow camplate and cam installation kit, cam bearing, cam/crank bolts and washers, and engine assembly lube. Full-travel lifters offer .200" total travel for higher rpm and steep cam profiles; short-travel lifters have .115" total travel to reduce oil aeration and valve-train harmonics.
Billet 7075 aluminum construction provides superior strength and tighter tolerances under temperature, helping eliminate wet sumping, blow-by and oily air cleaners while delivering measurable rear-wheel gains in power and torque. Made in the USA. 🇺🇸
This product fits the following vehicles. Use the filters below to narrow down the list if needed.
| Manufacturer | Model | Family | Year | Notes |
|---|---|---|---|---|
| Harley Davidson | Electra Glide Revival 114 | Touring | 2021 | |
| Harley Davidson | Electra Glide Highway King 114 | Touring | 2023 | |
| Harley Davidson | Road King 107 | Touring | 2017 | |
| Harley Davidson | Road King 107 | Touring | 2018 | |
| Harley Davidson | Road King 107 | Touring | 2019 | |
| Harley Davidson | Road King 107 | Touring | 2020 | |
| Harley Davidson | Road King 107 | Touring | 2021 | |
| Harley Davidson | Road King 107 | Touring | 2022 | |
| Harley Davidson | Road King Special 107 | Touring | 2017 | |
| Harley Davidson | Road King Special 107 | Touring | 2018 | |
| Harley Davidson | Road King Special 114 | Touring | 2019 | |
| Harley Davidson | Road King Special 114 | Touring | 2020 | |
| Harley Davidson | Road King Special 114 | Touring | 2021 | |
| Harley Davidson | Road King Special 114 | Touring | 2022 | |
| Harley Davidson | Road King Special 114 | Touring | 2023 | |
| Harley Davidson | Road King Special 114 | Touring | 2024 | |
| Harley Davidson | Electra Glide Standard 107 | Touring | 2019 | |
| Harley Davidson | Electra Glide Standard 107 | Touring | 2020 | |
| Harley Davidson | Electra Glide Standard 107 | Touring | 2021 | |
| Harley Davidson | Electra Glide Standard 107 | Touring | 2022 | |
| Harley Davidson | Electra Glide Ultra Classic 107 | Touring | 2019 | |
| Harley Davidson | Electra Glide Ultra Classic 107 | Touring | 2017 | Water Cooled |
| Harley Davidson | Electra Glide Ultra Classic 107 | Touring | 2018 | Water Cooled |
| Harley Davidson | Trike Tri Glide Ultra Classic 107 | Trike | 2017 | |
| Harley Davidson | Tri Glide Ultra 107 | Trike | 2018 | |
| Harley Davidson | Tri Glide Ultra 107 | Trike | 2019 | |
| Harley Davidson | Tri Glide Ultra 114 | Trike | 2020 | |
| Harley Davidson | Tri Glide Ultra 114 | Trike | 2021 | |
| Harley Davidson | Tri Glide Ultra 114 | Trike | 2022 | |
| Harley Davidson | Tri Glide Ultra 114 | Trike | 2023 | |
| Harley Davidson | Tri Glide Ultra 114 | Trike | 2024 | |
| Harley Davidson | Tri Glide Ultra 114 | Trike | 2025 | |
| Harley Davidson | Tri Glide Ultra CVO 117 | CVO | 2020 | |
| Harley Davidson | Tri Glide Ultra CVO 117 | CVO | 2021 | |
| Harley Davidson | Tri Glide CVO 117 | CVO | 2022 | |
| Harley Davidson | Electra Glide Ultra Limited 107 | Touring | 2017 | Water Cooled |
| Harley Davidson | Ultra Limited Shrine Edition 107 | Touring | 2018 | Water Cooled |
| Harley Davidson | Ultra Limited Shrine Edition 114 | Touring | 2021 | |
| Harley Davidson | Ultra Limited Shrine Edition 114 | Touring | 2022 | |
| Harley Davidson | Ultra Limited Shrine Edition 114 | Touring | 2023 | |
| Harley Davidson | Glide Ultra Limited 114 | Touring | 2024 | |
| Harley Davidson | Ultra Limited Shrine Edition 114 | Touring | 2019 | Water Cooled |
| Harley Davidson | Ultra Limited Shrine Edition 114 | Touring | 2020 | Water Cooled |
| Harley Davidson | Electra Glide Ultra Limited Low 107 | Touring | 2017 | Water Cooled |
| Harley Davidson | Ultra Limited Low 107 | Touring | 2018 | Water Cooled |
| Harley Davidson | Ultra Limited Low 114 | Touring | 2019 | Water Cooled |
| Harley Davidson | Electra Glide Ultra Limited CVO 114 | CVO | 2017 | Water Cooled |
| Harley Davidson | Ultra Limited CVO 117 | CVO | 2021 | |
| Harley Davidson | Ultra Limited CVO 117 | CVO | 2019 | Water Cooled |
| Harley Davidson | Ultra Limited CVO 117 | CVO | 2020 | Water Cooled |
| Harley Davidson | Ultra Limited CVO Anniversary 117 | Touring | 2018 | Water Cooled |
| Harley Davidson | Street Glide 107 | Touring | 2017 | |
| Harley Davidson | Street Glide 107 | Touring | 2018 | |
| Harley Davidson | Street Glide 107 | Touring | 2019 | |
| Harley Davidson | Street Glide 107 | Touring | 2017 | |
| Harley Davidson | Street Glide 107 | Touring | 2018 | |
| Harley Davidson | Street Glide 107 | Touring | 2019 | |
| Harley Davidson | Street Glide 107 | Touring | 2020 | |
| Harley Davidson | Street Glide 107 | Touring | 2021 | |
| Harley Davidson | Street Glide 107 | Touring | 2022 | |
| Harley Davidson | Street Glide 107 | Touring | 2023 | |
| Harley Davidson | Street Glide 117 | Touring | 2024 | |
| Harley Davidson | Street Glide Special 107 | Touring | 2017 | |
| Harley Davidson | Street Glide Special 107 | Touring | 2018 | |
| Harley Davidson | Street Glide Special 114 | Touring | 2019 | |
| Harley Davidson | Street Glide Special 114 | Touring | 2020 | |
| Harley Davidson | Street Glide Special 114 | Touring | 2021 | |
| Harley Davidson | Street Glide Special 114 | Touring | 2022 | |
| Harley Davidson | Street Glide Special Anniversary 114 | Touring | 2023 | |
| Harley Davidson | Street Glide CVO 114 | CVO | 2017 | Water Cooled |
| Harley Davidson | Street Glide CVO 117 | CVO | 2021 | |
| Harley Davidson | Street Glide CVO 117 | CVO | 2022 | |
| Harley Davidson | Street Glide CVO 117 | CVO | 2018 | Water Cooled |
| Harley Davidson | Street Glide CVO 117 | CVO | 2019 | Water Cooled |
| Harley Davidson | Street Glide CVO 117 | CVO | 2020 | Water Cooled |
| Harley Davidson | Street Glide CVO 121 | CVO | 2023 | |
| Harley Davidson | Street Glide CVO 121 | CVO | 2024 | |
| Harley Davidson | Street Glide ST 117 | Touring | 2022 | |
| Harley Davidson | Street Glide ST 117 | Touring | 2023 | |
| Harley Davidson | Freewheeler 107 | Trike | 2017 | |
| Harley Davidson | Freewheeler 107 | Trike | 2018 | |
| Harley Davidson | Freewheeler 107 | Trike | 2019 | |
| Harley Davidson | Freewheeler 114 | Trike | 2020 | |
| Harley Davidson | Freewheeler 114 | Trike | 2021 | |
| Harley Davidson | Freewheeler 114 | Trike | 2022 | |
| Harley Davidson | Freewheeler 114 | Trike | 2023 | |
| Harley Davidson | Freewheeler 114 | Trike | 2024 | |
| Harley Davidson | Road Glide Limited 114 | Touring | 2021 | |
| Harley Davidson | Road Glide Limited 114 | Touring | 2022 | |
| Harley Davidson | Road Glide Limited 114 | Touring | 2023 | |
| Harley Davidson | Road Glide Limited 114 | Touring | 2024 | |
| Harley Davidson | Road Glide Limited 114 | Touring | 2020 | Water Cooled |
| Harley Davidson | Road Glide Limited CVO 117 | CVO | 2022 | |
| Harley Davidson | Road Glide Limited Anniversary CVO 117 | CVO | 2023 | |
| Harley Davidson | Road Glide 3 114 | Trike | 2023 | |
| Harley Davidson | Road Glide 3 114 | Trike | 2024 | |
| Harley Davidson | Road Glide Ultra 107 | Touring | 2017 | Water Cooled |
| Harley Davidson | Road Glide Ultra 107 | Touring | 2018 | Water Cooled |
| Harley Davidson | Road Glide Ultra 114 | Touring | 2019 | Water Cooled |
| Harley Davidson | Road Glide 107 | Touring | 2017 | |
| Harley Davidson | Road Glide 107 | Touring | 2018 | |
| Harley Davidson | Road Glide 107 | Touring | 2019 | |
| Harley Davidson | Road Glide 107 | Touring | 2017 | |
| Harley Davidson | Road Glide 107 | Touring | 2018 | |
| Harley Davidson | Road Glide 107 | Touring | 2019 | |
| Harley Davidson | Road Glide 107 | Touring | 2020 | |
| Harley Davidson | Road Glide 107 | Touring | 2021 | |
| Harley Davidson | Road Glide 107 | Touring | 2022 | |
| Harley Davidson | Road Glide 107 | Touring | 2023 | |
| Harley Davidson | Road Glide Special 107 | Touring | 2017 | |
| Harley Davidson | Road Glide Special 107 | Touring | 2018 | |
| Harley Davidson | Road Glide Special 114 | Touring | 2019 | |
| Harley Davidson | Road Glide Special 114 | Touring | 2020 | |
| Harley Davidson | Road Glide Special 114 | Touring | 2021 | |
| Harley Davidson | Road Glide Special 114 | Touring | 2022 | |
| Harley Davidson | Road Glide Special 114 | Touring | 2023 | |
| Harley Davidson | Road Glide CVO 117 | CVO | 2021 | |
| Harley Davidson | Road Glide CVO 117 | CVO | 2022 | |
| Harley Davidson | Road Glide CVO 117 | CVO | 2018 | Water Cooled |
| Harley Davidson | Road Glide CVO 117 | CVO | 2019 | Water Cooled |
| Harley Davidson | Road Glide CVO 117 | CVO | 2020 | Water Cooled |
| Harley Davidson | Road Glide CVO 121 | CVO | 2023 | |
| Harley Davidson | Road Glide CVO 121 | CVO | 2024 | |
| Harley Davidson | Road Glide ST 117 | Touring | 2022 | |
| Harley Davidson | Road Glide ST 117 | Touring | 2023 | |
| Harley Davidson | Road Glide ST CVO 121 | CVO | 2024 |