M8 Softail Engine

S&S Cycle - 128" Power Packages fits '17-'20 M8 Oil-Cooled Engines This Power Package increases your 114"/117" with a 4-1/2" stroke M8 to 128". It is available in a wrinkle black or black granite finish and your choice of cylinders with or without...

Kodlin - Bronze Engine Guards fits '18-'23 M8 Softail Models These bronze engine guards are built from steel and come with an oil cover and black crash pads. DISCLAIMER: These engine guards will only fit Fat Bob, Slim or Sport Glide models when...

S&S Cycle - Rocker Arm Shafts fits '17-'20 M8 Models (Repl. OEM #17300059B) These rocker arm shafts are built with bearing-quality steel and precision-centerless ground for the perfect fit. They are stronger than stock shafts to resist issues from...

S&S Headbolt Kit - fits '17-'18 M8 Features: Made from heat-treated 8640 steel 200,000 psi ultimate tensile strength Stronger than the stock bolts Durable black oxide coating Formed threads Cold-formed 9/16​​" 12-point head with integral...

Santoro Fabworx - Red Chacho Bolt Kit fits '17-'21 M8 Softail & Touring Models Give your motor and trans a pop of color with Santoro Fabworx's colored Chacho Bolt Kits. All kits come with: Chacho Covers, Stainless-Steel Socket Head Hardware to...

V-Twin - Pushrod Cover Kit fits '17 & Up M8 Models - Black V-Twin's pushrod cover kit for M8 Softail models includes a clip, a spring, a cup, an inner tub and a titanium-plated lower tube set. Fitment FLT 2017-UP

Cometic - Primary Gasket Kit fits '18-'22 M8 Softail Models This kit features Cometic's proprietary AFM (Aluminum Foamette Material) gaskets. These gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic rubber which is...

Drag Specialties - High-Performance Oil Pump fits '17-Up M8 Twin-Cooled Motors The High-Performance Oil Pump features high-quality die-cast aluminum body construction, and high-strength steel gear construction. Features Helps to reduce oil...

Drag Specialties - Spherical Radius Points Cover fits '17-'21 M8 Softail Models Available in your choice of a chrome, flat black or wrinkle black finish. Features Beautiful radiused points cover matches our brake caliper inserts and fork tube cap...

Feuling - Red Cylinder Head Breathers fits '18 & Up M8 Harley Models These cylinder head breathers are constructed from billet 6061 aluminum with square surfaces, guaranteeing outstanding umbrella valve sealing and longer main breather exit nipples...

Kodlin - Bronze Rear Engine Guards fits '18-'23 M8 Softail Models These black rear engine guards are built from steel and come with an oil cover and black crash pads. NOTE: Does not fit with stock exhaust. Spacing and fitment varies depending on...

Trask - Assualt Series Cam Covers fits '17-Up Harley M8 Models Transparent for viewing internal engine components Matches Assault series of air cleaners Made in the U.S.A. Fitment: 2020 Harley-Davidson CVO Tri Glide...

Drag Specialties - Cam Cover fits M8 Softail Models  The Drag Specialties Cam Cover for M8 Softail models accept OEM gasket and mounting hardware. Available in Black or Chrome Fitment 2021 Harley-Davidson Softail Standard...

Feuling - 12-Point Engine Exhaust Stud Fastener Kit fits '17-'20 M8 Softail, '99-'17 Twin Cam and '91-'20 Sportster Models The 12-Point Engine Exhaust Stud Fastener Kit allows you to secure your engine with complete confidence. Features Quality...

S&S - Chain Drive Camshaft - Fits Harley Davidson '17-Up M8 Models with M8 Engine This replacement camshaft kit includes all required bearings, o-rings, gasket, and hardware. Features: 465 CAMS 465C chain drive and 465G gear drive cams...

S&S Big Bore Kit for M8 Harley Softail & Touring '17-Up This S&S Big Bore Kit is for Milwaukee-Eight Harley Softail and Touring models 2017 and up, including Softail Heritage Classic and Breakout. Available as a whole kit or as a cylinder...

S&S Cycle - 124" Power Packages fits '17-'20 M8 Oil-Cooled Engines This bolt-on Power Package increases your 107" M8 Engine to 124". It comes in a wrinkle black finish and is available with or without fin highlighting. You can also choose between a...

 S&S Cycle - Precision Tappets fits '17 -'20 M8, '99 -'17 Twin Cam, '00-'20 Sportster Models These precision tappets feature an all-new and improved design and are sold as a set of four. Features Reduced valve train noise from start up to...

Slyfox - Carbon Timing Cover fits '17-Up M8 Models Fitment 2021 Harley-Davidson Street Glide EFI FLHX 2021 Harley-Davidson Softail Standard FXST 2021 Harley-Davidson CVO Street Glide FLHXSE 2021 Harley-Davidson Road King...

Drag Specialties - Chrome Tappet Block Cover fits '17-'20 M8 Softail Models Repl. OEM #25700410/25700411 Features Made from die-cast aluminum Includes gaskets and screws Fitment 2020 Harley-Davidson Softail Low Rider S...

Feuling Dress Up Fastener Kit for 2018 Harley Softail This Chassis Dress-up Kit includes rear fender bracket, battery box side cover, shifter linkage, shifter arm w/nut and washer, and rear brake master cylinder hardware. Features: Quality 12-point...

Feuling - Endurance Beehive® Standard 6mm Valve Stem Valve Springs with Factory Retainers Fits Harley '17-Up M8 Models Features Made from premium stress-relieved conical ovate wire Feature extremely high-level of fatigue life Use a much smaller...

Feuling - Race Series® 465 Camchest Kit fits '17-Up M8 Oil-Cooled Motors Features Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow 15-35 degree cooler engine temperatures 15-30 degree cooler oil...

Performance Machine - Vision Cam Covers - fits '17-Up M8 Softail Models The Vision Cam Covers from Performance Machine feature a special polycarbonate lens for a glimpse inside the machine! Available in Chrome, Contrast Cut, and Black Ops...

Roland Sands Design Clarity Cam Cover - fits '17-'19 M-Eight Features: Allows for viewing of the internal moving engine components CNC-machined from billet aluminum Hardware included Contrast Cut™ finish starts with a polished top cover that...

S&S Cycle - 475 Cam Chain Drive Camchest Kit W/ Chrome Pushrod Tubes fits '17-'20 Twin-Cooled M8 Touring Models Features Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely-fit stock chain...

S&S Cycle - Wrinkle Black 131" Stroker Cylinder & Piston Kit W/ Non-Highlighted Cylinder Fins fits '17-'21 M8 Engines S&S Cycle's Stroker Cylinder & Piston Kit is a bolt-on kit that is compatible with the stock crankcases and features...

Santoro Fabworx - Gold Chacho Bolt Kit fits '17-'21 M8 Softail & Touring Models Give your motor and trans a pop of color with Santoro Fabworx's colored Chacho Bolt Kits. All kits come with: Chacho Covers, Stainless-Steel Socket Head Hardware to...

Arlen Ness - 10-Gauge Lifter Block Covers fits '17-'21 M8 Softail Models (Choose Finish) These 10-gauge lifter blocks act as replacements for OEM lifter blocks and accept factory and aftermarket pushrod tubes. Available in your choice of a chrome, black...

Arlen Ness - 10-Gauge Points Cover fits '17-'22 M8 Softail Models These covers are machined from 6061-T6 billet aluminum and are available in seven different colors: Chrome, Black Anodized, Blue Anodized, Gold Anodized, Orange Anodized, Red Anodized and...

Arlen Ness - 10-Gauge Pushrod Tube Kits for '17-'21 M8 Softail Engines The Arlen Ness 10-Gauge Pushrod Tube Kits are built from 6061-T6 billet aluminum and are sold in a set of four. Available in your choice of a black anodized or titanium anodized...

Drag Specialties - Gloss Black Tappet Block Cover fits '17-'20 M8 Softail Models Repl. OEM #25700890 Features Made from die-cast aluminum Includes gaskets and screws Fitment 2020 Harley-Davidson Softail Low Rider S...

Feuling 12 Point Engine Fastener Kit for 2018 Harley Softail Models This Primary/Transmission stainless steel kit includes primary, engine-to-transmission, derby cover, transmission clutch release cover, top bearing housing cover, and transmission top...

Feuling - 12-Point Black Oxide Internal Engine Fastener Kit for '17-'23 M8 Softail Reduce the stress on your M8 cylinder heads with the help of this Internal Engine Fastener Kit. A stud transfers the stress from the standoff casting into the stud. Also...

Feuling - 12-Point External Engine Fastener Kit fits '18-'22 Softail Models This kit comes with a cam cover, lifter covers, rocker covers, case bolts, washers, center head bolts/horn/engine mount, oil line mounting bases, head mount bolts, head...

Feuling - 405 HP+ Camchest Kit fits '17-Up M8 Oil-Cooled Motors Features Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow 15-35 degree cooler engine temperatures 15-30 degree cooler oil...

Feuling - 405 HP+ Camchest Kit fits '17-Up M8 Twin-Cooled™ Motors Features Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow 15-35 degree cooler engine temperatures 15-30 degree cooler oil...

Feuling - 465 HP+ Camchest Kit fits '17-Up M8 Oil-Cooled Motors Features Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow 15-35 degree cooler engine temperatures 15-30 degree cooler oil...

Feuling - 465 HP+ Camchest Kit fits '17-Up M8 Twin-Cooled™ Motors Features Quieter and smoother engine operation Increase oil pressure, scavenge volume and engine oil flow 15-35 degree cooler engine temperatures 15-30 degree cooler oil...

Feuling - 465 HP+ Chain Drive Camshaft Kit for '17-Up M8 NOTE: Feuling highly recommends purchasing parts #0928-0091 and 2401-0994 when buying this Camchest kit in order to ensure optimum performance (See "Also Bought" section). Features Include...