S&S Cycle 124" Power Package for 2017-'20 M8 Models

Complete 124" and 128" Big Bore and Cam Chest Kits! The S&S Power Package is the ideal combination of performance and savings, designed to transform your M8 without breaking the bank. For the latest generation HD’s, S&S is packaging their brand new 124” & 128" bolt in big bore kit with a 550 cam, cam plate and high flow oil pump as well as valve springs, lifters and pushrods. All kits are available with gear or chain drive cams and are designed to make big, reliable power with equally big savings.   107" to 124" Big Bore Kit: Wrinkle Black Finish Available With or Without Fin Highlighting Bolt-On Kit — No Case Machining Required 4.250" Bore Forged Pistons 11.1 Compression Ratio Oil Pump/Cam Plate: Precision Machined from Billet Aluminum Passage Plugs Removable for Servicing Independent Scavenge Sections for Flywheel Cavity & 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