S&S Full Cam Chest Kit - M8 Chain Drive

A complete performance and reliability upgrade for all oil-cooled Milwaukee-Eight chain-drive engines. This kit replaces the entire cam chest with stronger, billet-machined components designed to improve oil flow, reduce heat, and stabilize the valvetrain in high-RPM and high-lift conditions.

Key Features

Billet Aluminum Oil Pump

• CNC-machined with blue anodized finish
• Independent scavenge sections for flywheel & cam chest
• Debris screens + internal magnet for cleaner oiling
• Increased feed/scavenge flow
• Adjustable pressure relief valve (tunable while installed)

Camshaft Options: 475 or 465

475 Cam

• Best top-end horsepower
• Strong mid–high RPM pull
• Ideal for aggressive riding & big-bore builds

465 Cam

• Maximum low-end and mid-range torque
• Smooth, usable street power
• Perfect for touring, city riding & heavy bikes

Quickee Pushrods

• Fully adjustable
• No rocker box removal required

Precision Tappets & Tappet Cuffs

• Billet construction for high-RPM stability
• Prevents tappet distortion under high lift

Pushrod Covers (Black or Chrome)

• Billet aluminum
• Stronger than OEM
• Available in Black or Chrome finishes

Complete Kit Includes

• Oil Pump
• Camshaft (475 or 465)
• Cam Chain Tensioner
• Cam Chain Install Kit
• Quickee Pushrods
• Precision Tappets & Cuffs
• Pushrod Covers (Black/Chrome)
• All gaskets, bearings & hardware