2018 - 2022 HARLEY-DAVIDSON SOFTAIL FAT BOY

Engine performance kit with gold finish headlights for m8 motorcycles | S&S CYCLE

Product description

Big Bore Kit: 107" to 124" Big Boar Kit Winkle Black Finish with Fin Highlighting Bolt on kit. No case machining required 4.250" bore Forged Pistons 10.5: Compression Ratio Oil Pump/Cam Plate Precision Machined from Billet Aluminum Blue Anodized Finish Passage Plugs Removable for servicing Independent Scavenge Sections for Flywheel Cavity and Cam Chest Debris Screens in both scavenge pickups Magnet in Cam Chest to help to stop debris from entering oil pump Increased Flow Capacity on both Feed and Scavenge side Adjustable Pressure Relief Valve is adjustable with unit installed in engine Pushrods: Quickee Pushrods Chrome pushrod tubes Tappets: S&S Precision Tappets Tappet Cuffs: Hard Anodized Black Coating Billet Aluminum Construction Stronger than Stock Material eliminates Distortion Improve tappet stability in high lift and high rpm situations Cam: S&S 550 Cam- Designed for Big Bore Applications 550G Gear Drive Cam Gear Drive Kits provide improved cam timing accuracy and eliminate the stock cam chain tensioner Gear Drive kits include outer Drive Gears Valve Springs: Work well with cams up to .605 lift High Performance Conical Single Wire Spring Made in the U.S.A. Not recommended for trike models