S&S CYCLE 132\" Power Package for M8 — 4.5\" stroke, 4.32\" bore, 11.0:1 compression, Wrinkle Black – 18-23 Softail, 17-19, 21-23 Touring, 22 CVO, 17-23 Trike

Upgrade your M8 with a big-bore bolt-in power package that grows displacement without case machining and keeps installation straightforward. 🔧

The kit pairs forged pistons in a high-compression configuration with a premium oil pump and cam plate, plus independent scavenge sections and debris screens to protect oil flow. 🔩

• Removable passage plugs for easier servicing and an internal magnet in the cam chest to help trap contaminants.
• Durable tappet cuffs, quick pushrods, and robust valve-spring design engineered for high-lift applications.
• All required gaskets, bearings and hardware are included for a bolt-on installation.

The adjustable pressure relief valve can be tuned with the unit installed, and the package is built in the USA. Not for 121\" CVO.