The Cometic C10178 M8 Cam Change Gasket Kit is designed for complete camshaft service on select 2017 Harley-Davidson motorcycles. This application-specific kit includes the gaskets, seals, washers, and O-rings needed to support a thorough cam change or related engine overhaul, helping provide a reliable seal across serviced components. The kit corresponds to OE reference number 25700731.
Cometic develops gasket solutions using advanced materials, manufacturing processes, and designs suited to the demands of high-performance V-Twin engines. Harley-Davidson EST Gasket Kits feature MLS head gaskets, steel Viton-coated base gaskets, blue Viton valve stem seals, and AFM gasket material. These components are selected to provide dependable sealing performance and compatibility with the engine systems covered by the application.
This Cometic cam change kit fits the 2017 Harley-Davidson FLRT Freewheeler, FLHTKL Electra Glide Ultra Limited Low, FLTRXS Road Glide Special, FLHR Road King, FLHTCU Electra Glide Ultra Classic, FLHTCUTG Tri Glide Ultra Classic, FLHTK Electra Glide Ultra Limited, FLHX Street Glide, FLHXSE CVO Street Glide, and FLTR Road Glide. Verify the motorcycle model and engine configuration before installation to ensure proper fitment.
Features:
- Application: Cam change gasket kit for select 2017 Harley-Davidson motorcycles
- Brand: Cometic
- Manufacturer part number: C10178
- Vendor part number: C10178
- OE reference: 25700731
- Kit contents: Includes gaskets, seals, washers, and O-rings for a complete overhaul
- Head gasket material: MLS construction
- Base gasket material: Steel with Viton coating
- Valve stem seals: Blue Viton construction
- Additional gasket material: AFM
- Fitment: 2017 Harley-Davidson FLRT Freewheeler, FLHTKL Electra Glide Ultra Limited Low, FLTRXS Road Glide Special, FLHR Road King, FLHTCU Electra Glide Ultra Classic, FLHTCUTG Tri Glide Ultra Classic, FLHTK Electra Glide Ultra Limited, FLHX Street Glide, FLHXSE CVO Street Glide, and FLTR Road Glide
Fitment:
2017 Harley Davidson FLHR Road King
2017 Harley Davidson FLHRXS Road King Special
2017 Harley Davidson FLHTCU Electra Glide Ultra Classic
2017 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2017 Harley Davidson FLHTK Electra Glide Ultra Limited
2017 Harley Davidson FLHTKL Electra Glide Ultra Limited Low
2017 Harley Davidson FLHTKSE CVO Limited
2017 Harley Davidson FLHX Street Glide
2017 Harley Davidson FLHXS Street Glide Special
2017 Harley Davidson FLHXSE CVO Street Glide
2017 Harley Davidson FLRT Freewheeler
2017 Harley Davidson FLTR Road Glide
2017 Harley Davidson FLTRU Road Glide Ultra
2017 Harley Davidson FLTRXS Road Glide Special
2018 Harley Davidson FLDE Softail Deluxe
2018 Harley Davidson FLFB Softail Fat Boy
2018 Harley Davidson FLFBS Softail Fat Boy 114
2018 Harley Davidson FLHC Softail Heritage Classic
2018 Harley Davidson FLHCS Softail Heritage Classic 114
2018 Harley Davidson FLHR Road King
2018 Harley Davidson FLHRXS Road King Special
2018 Harley Davidson FLHTCU Electra Glide Ultra Classic
2018 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2018 Harley Davidson FLHTK Electra Glide Ultra Limited
2018 Harley Davidson FLHTKL Electra Glide Ultra Limited Low
2018 Harley Davidson FLHTKSE CVO Limited
2018 Harley Davidson FLHX Street Glide
2018 Harley Davidson FLHXS Street Glide Special
2018 Harley Davidson FLHXSE CVO Street Glide
2018 Harley Davidson FLRT Freewheeler
2018 Harley Davidson FLSB Softail Sport Glide
2018 Harley Davidson FLSL Softail Slim
2018 Harley Davidson FLTR Road Glide
2018 Harley Davidson FLTRU Road Glide Ultra
2018 Harley Davidson FLTRXS Road Glide Special
2018 Harley Davidson FLTRXSE CVO Road Glide
2018 Harley Davidson FXBB Softail Street Bob
2018 Harley Davidson FXBR Softail Breakout
2018 Harley Davidson FXBRS Softail Breakout 114
2018 Harley Davidson FXFB Softail Fat Bob
2018 Harley Davidson FXFBS Softail Fat Bob 114
2018 Harley Davidson FXLR Softail Low Rider
2019 Harley Davidson FLDE Softail Deluxe
2019 Harley Davidson FLFB Softail Fat Boy
2019 Harley Davidson FLFBS Softail Fat Boy 114
2019 Harley Davidson FLHC Softail Heritage Classic
2019 Harley Davidson FLHCS Softail Heritage Classic 114
2019 Harley Davidson FLHR Road King
2019 Harley Davidson FLHRXS Road King Special
2019 Harley Davidson FLHTCU Electra Glide Ultra Classic
2019 Harley Davidson FLHTCUTG Tri Glide Ultra Classic
2019 Harley Davidson FLHTK Electra Glide Ultra Limited
2019 Harley Davidson FLHTKL Electra Glide Ultra Limited Low
2019 Harley Davidson FLHTKSE CVO Limited
2019 Harley Davidson FLHX Street Glide
2019 Harley Davidson FLHXS Street Glide Special
2019 Harley Davidson FLHXSE CVO Street Glide
2019 Harley Davidson FLRT Freewheeler
2019 Harley Davidson FLSB Softail Sport Glide
2019 Harley Davidson FLSL Softail Slim
2019 Harley Davidson FLTR Road Glide
2019 Harley Davidson FLTRU Road Glide Ultra
2019 Harley Davidson FLTRXS Road Glide Special
2019 Harley Davidson FLTRXSE CVO Road Glide
2019 Harley Davidson FXBB Softail Street Bob
2019 Harley Davidson FXBR Softail Breakout
2019 Harley Davidson FXBRS Softail Breakout 114
2019 Harley Davidson FXDR Softail Power Cruiser
2019 Harley Davidson FXFB Softail Fat Bob
2019 Harley Davidson FXFBS Softail Fat Bob 114
2019 Harley Davidson FXLR Softail Low Rider