S&S Cylinder Head Breather Kit for M8 for Harley Davidson

Made of blue anodized 6061 aluminum.
A direct upgrade replacement for the low-cost plastic vents 29400183 front and 29400210 rear inside the rocker cover.
Where the stock umbrella valve can be problematic, the S&S O-ring design provides superior sealing, minimizing leakage and maximizing performance.
The labyrinth design significantly reduces oil passage, keeping the engine running cleaner and smoother while burning less oil.
- 6061 aluminum construction
- S&S blue anodized finish
- Double O-ring for improved sealing
- Labyrinth design to significantly reduce oil passage
- Lower oil consumption
- Greater durability compared to standard plastic
- Does not fit 121" VVT and 121" HO engines

Fits: > 17-24 M8 Models 17-24 M8 Models (excl. 2024 FLHX Street Glide 117; 2024 FLTRX Road Glide 117; 23-24 FLHXSE CVO Street Glide 121" VVT; 23-24 FLTRXSE CVO Road Glide 121" VVT; 2024 FLTRXSTSE CVO Road Glide ST 121" HO). 2024 Harley-Davidson Road Glide Police FLTRXP 2023 Harley-Davidson Electra Glide Highway King FLHFB 2022-2024 Harley-Davidson Softail Low Rider ST FXLRST 2022-2023 Harley-Davidson Street Glide ST FLHXST 2022-2023 Harley-Davidson Road Glide ST FLTRXST 2022 Harley-Davidson CVO Road Glide Limited 2022 Harley-Davidson Softail Low Rider El Diablo FXRST 2021 Harley-Davidson Electra Glide Revival 2020-2024 Harley-Davidson Softail Low Rider S FXLRS 2020-2024 Harley-Davidson Road Glide Limited FLTRK 2020-2024 Harley-Davidson Softail Standard FXST 2019-2022 Harley-Davidson Electra Glide Standard EFI FLHTI 2019-2020 Harley-Davidson FXDR 114 2018-2024 Harley-Davidson Softail Fat Boy 114 FLFBS 2018-2024 Harley-Davidson Softail Heritage Classic 114 FLHCS 2018-2023 Harley-Davidson Softail Street Bob FXBB 2018-2023 Harley-Davidson Softail Fat Bob 114 FXFBS 2018-2022 Harley-Davidson CVO Road Glide Custom FLTRXSE 2018-2021 Harley-Davidson Softail Sport Glide FLSB 2018-2021 Harley-Davidson Softail Heritage Classic FLHC 2018-2021 Harley-Davidson Softail Slim FLSL 2018-2020 Harley-Davidson Softail Low Rider FXLR 2018-2020 Harley-Davidson Softail Breakout 114 FXBRS 2018-2020 Harley-Davidson Softail Deluxe FLDE 2018-2019, 2023-2024 Harley-Davidson Softail Breakout FXBR 2018-2019 Harley-Davidson Softail Fat Bob FXFB 2018-2019 Harley-Davidson Softail Fat Boy FLFB 2017-2024 Harley-Davidson Electra Glide Ultra Limited FLHTK 2017-2024 Harley-Davidson Road King Special FLHRXS 2017-2024 Harley-Davidson Electra Glide Police FLHTPI 2017-2024 Harley-Davidson Road Glide Custom FLTRX 2017-2024 Harley-Davidson Road King Police FLHP 2017-2023 Harley-Davidson Street Glide Special FLHXS 2017-2023 Harley-Davidson Road Glide Special FLTRXS 2017-2023 Harley-Davidson Street Glide EFI FLHX 2017-2022 Harley-Davidson CVO Street Glide FLHXSE 2017-2022 Harley-Davidson Road King EFI FLHR 2017-2021 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE 2017-2019 Harley-Davidson Electra Glide Ultra Limited Low FLHTKL 2017-2019 Harley-Davidson Road Glide Ultra FLTRU 2017-2019 Harley-Davidson Electra Glide Ultra Classic EFI FLHTCUI