S&S CYCLE Stroker Kit - 106" 320-0450

If you're running a stock or early 95" big-twin motor and want genuine displacement gains without extensive case work, the S&S 106" Stroker Kit delivers the cubic inches you need with minimal modification. The four-and-a-half-inch stroke increases displacement by 3 cubic inches over stock, translating to measurable torque and horsepower increases across the entire RPM range. This is a purpose-built platform for serious builders who demand reliability and precision without compromise.

Technical Specifications:

• Displacement: 106 cubic inches
• Stroke: 4-1/2 inches
• Three-piece assembled flywheels
• Integrated shafts included
• No case modifications required
• Stock cylinders: bore to 3.875"
• Compatible with stock heads
• S&S cylinder heads compatible
• 103" or 95" kit motors: piston kit only
• Fuel injection recalibration required
• Bolt-on assembly (skilled technician recommended)
• U.S.A. manufactured
• MPN: 320-0450

Installation Note: This project requires a skilled technician to verify all clearances and assembly specifications before operation.