S&S Cycle Big Bore Cylinder Kit - 4.125" Bore - 117ci - 910-0221

Upgrade your motorcycle's performance with the S&S Cycle 117" Big Bore Cylinder Kit. This kit delivers excellent results when paired with stock cylinder heads, providing a significant boost in power and torque. Experience enhanced acceleration and overall riding enjoyment.

Description

The S&S Cycle Big Bore Cylinder Kit is designed for easy installation, eliminating the need to bore or split existing engine cases in most applications. Simply swap out the cylinders for a straightforward upgrade. The cylinders are manufactured from high-quality aluminum castings, featuring durable cast-in iron liners for optimal heat dissipation and longevity. Each kit includes precision-engineered cylinders, pistons, rings, and a complete set of gaskets for the head, base, and exhaust. Increase your engine's displacement to 117 cubic inches and enjoy the improved performance. This kit features a 4.125" bore and 4.375" stroke length, along with a 10.9:1 compression ratio for maximum power delivery. Proudly made in the USA, this kit exemplifies S&S Cycle's commitment to quality and performance.

Features & highlights

• Achieve significant performance gains with stock cylinder heads.
• Simplify installation with a design that avoids case boring or splitting (in most cases).
• Experience exceptional durability with premium aluminum cylinders and cast-in iron liners.
• Everything needed for installation: cylinders, pistons, rings, and gaskets included.
• Enjoy the quality and performance of a product proudly made in the USA.
• Increase the displacement of your motor to 117 cubic inches.

Technical specifications

• Brand: S&S Cycle
• Product Name: Cylinder Kit
• Displacement: 117"
• Bore Size: 4.125"
• Stroke Length: 4.375"
• Compression Ratio: 10.9:1
• Material: Aluminum cylinders with cast-in iron liners
• Color/Finish: Black
• Units: Kit

Important to know

This project requires a skilled technician for proper installation. It is the installer's responsibility to verify all clearances and assembly specifications. Always consult your service manual for torque specifications and proper procedures.