S&S Cycle Shovelhead Sidewinder Big Bore Stroker Kit - Black - 91-9126

Unleash the true potential of your Shovelhead engine with the S&S Cycle Sidewinder® Big Bore Stroker Kit. This comprehensive kit provides nearly everything you need to transform your stock 74" or 80" Harley-Davidson Shovelhead into a powerhouse 93" engine, delivering a significant boost in performance and torque.

Description

The S&S Cycle Sidewinder® kit is engineered for maximum reliability and performance. It features high-tensile cast iron 3.625" bore cylinders, forged pistons, and a dynamically balanced S&S flywheel assembly. The kit also includes S&S heavy-duty connecting rods and mainshafts for increased durability. Stainless steel head bolts, an S&S heavy-duty top motor mount, and adjustable chromoly steel pushrods ensure a secure and precise fit. With an 8.5:1 compression ratio, this kit provides exceptional power and throttle response throughout the RPM range. Installation requires careful attention to detail and proper tools, but the resulting increase in power and performance makes it a worthwhile upgrade.

Features & highlights

• Transforms your 74" or 80" Shovelhead into a high-performance 93" engine.
• Features 3.625" bore, high-tensile cast iron cylinders for increased displacement.
• Includes forged pistons for enhanced strength and durability.
• Dynamically balanced S&S flywheel assembly ensures smooth operation.
• Comes with S&S heavy-duty connecting rods and mainshafts for long-lasting reliability.
• Provides an 8.5:1 compression ratio for optimum power delivery.
• Complete with all necessary gaskets and hardware for straightforward installation.

Technical specifications

• Brand: S&S Cycle
• Displacement: 93"
• Bore Size: 3.625"
• Stroke Length: 4.5"
• Compression Ratio: 8.5:1
• Engine Type: Shovelhead
• Cylinder Material: High-Tensile Cast Iron
• Product Name: Performance Kit

Important to know

This kit requires professional installation and may not be compatible with all stock components. Check the fitment guide to confirm compatibility with your motorcycle. Additional parts may be required for complete installation.