S&S CYCLE Stroker Kit - 106" 320-0454

If you're serious about maximizing displacement and power output on your Harley-Davidson, the S&S Cycle 106" Stroker Kit delivers the cubic inches and mechanical advantage you need. This four-and-a-half-inch stroke setup transforms stock or 95" displacement engines into potent 106" powerplants without requiring internal motor case modifications. Whether you're building a street machine or high-output cruiser, this U.S.-made kit provides the foundation for substantial horsepower and torque gains.

Technical Specifications:

• Displacement: 106 cubic inches
• Stroke length: 4-1/2"
• Flywheel assembly: Three-piece, pre-assembled
• Flywheel shafts: Included
• Cylinder boring: 3.875" required
• Case modification: None required
• Compatible cylinder heads: Stock or S&S
• Fitment: Harley-Davidson 103" or 95" platform
• Piston kit: Required for 103" applications
• Fuel injection: Recalibration necessary
• Installation: Professional assembly recommended
• Origin: Made in U.S.A.
• MPN: 320-0454

Important: This is an advanced build requiring a skilled technician. Clearance verification and assembly specification checks are the responsibility of the builder.