S&S Cycle 910-0234 Hot Set-Up Twin Cam Replacement Cylinders 4-1/8" Bore Silver

The S&S Cycle 910-0234 Hot Set-Up Twin Cam cylinders are premium replacement cylinders designed specifically for S&S 124 cubic inch Hot Set-Up kits. These high-quality cylinders feature an 11-fin design with a 4-1/8 inch bore and are sold as a matched pair for consistent performance across both cylinders.

Key Features:

• Crafted from premium aluminum construction with cast iron cylinder liners for durability
• 4-1/8 inch bore diameter engineered for 124 cubic inch displacement applications
• 11-fin cylinder design for enhanced cooling efficiency
• Silver finish for a classic, professional appearance
• Stock bolt pattern for straightforward installation in OEM crankcases
• Cylinder length of 5.013 inches

Important Installation Note: These cylinders are bored slightly under normal size and are not honed, allowing for custom final machining to achieve precise piston-to-cylinder clearances. Professional installation by an experienced technician is strongly recommended to ensure proper fitment and verify all clearances meet specifications.

Designed for Harley-Davidson Big Twin engines, these replacement cylinders maintain the quality and performance standards S&S Cycle is known for in the performance motorcycle industry.