S&S CYCLE 124" Power Package — Bore 4.250", Stroke 4.375", Compression 11.1:1, Black – 18-25 Softail, 21, 24-25 Touring, 17-25 Trike

⚙️ The 124" Power Package bolt-on kit delivers big-bore performance with forged pistons and updated fins for improved cooling.

• No case machining required for a straightforward bolt-on installation.
• Includes oil pump/cam plate, pushrods, tappets, tappet cuffs, 550 camshaft, valve springs, and required hardware.
• Precision-machined billet aluminum oil pump/cam plate with removable passage plugs and independent scavenge sections for the flywheel cavity and camchest.
• Debris screens in both scavenge pickups and a magnet in the camchest help protect the oil pump; the pressure relief valve is adjustable while installed.
• Quickee pushrods and hand-assembled tappets reduce valve train noise and maintain low leak-down rates.
• Hard-anodized billet tappet cuffs provide stability at high lift and rpm; high-performance conical valve springs work up to 0.605" lift.
• Made in the USA.