S&S CYCLE Stroker Kit - 4-1/2" - Twin Cam 320-0459

If you're serious about extracting maximum displacement from your Twin Cam engine, the S&S Cycle Stroker Kit delivers a proven path to 4-1/2" stroke performance without requiring case modifications. This U.S.-manufactured solution gives you genuine cubic inches and the bottom-end torque that separates competitive builds from the rest. Whether you're building a 103" upgrade or refreshing an existing 95" platform, this kit adapts to your engine architecture with minimal machine work.

Technical Specifications:

• Three-piece assembled flywheels
• 4-1/2" stroke dimension
• No case modifications needed
• Compatible with 103" stock motors
• Works with 95" factory kits
• Stock or S&S cylinder heads
• Stock cylinders require 3.875" bore
• Piston kit option available
• Fuel-injection recalibration required
• Requires skilled technician installation
• Operator responsible for clearance verification
• Made in the U.S.A.
• MPN: 320-0459