S&S Cycle Twin Cam Flywheel Assembly - 320-0350

Upgrade your engine's performance with the S&S Cycle Replacement Flywheel Assembly. Designed for 96", 103", and 106" big bore engines, as well as 110" and 117" engines with stock or S&S pistons, this flywheel assembly provides superior strength and reliability.

Description

The S&S Cycle Replacement Flywheel Assembly is meticulously engineered for high-performance applications. Fully assembled with premium quality S&S heavy-duty 7.659" connecting rods featuring full-width wrist pin ends and dynamic balancing, it ensures smooth and efficient power delivery. Trued to less than 0.0005" runout on pinion and sprocket shaft bearing surfaces, this assembly is optimized for higher RPM and full compatibility with gear drive cams. CNC machined from heat-treated, closed-die steel forgings, it boasts 114% greater strength than late-style stock steel flywheels. The robust design features a 1.671" diameter connecting rod crankpin pressed into the flywheels, with pinion and sprocket shafts forged as part of the flywheel. This flywheel assembly enhances engine durability and performance, providing enthusiasts and professionals with a reliable, high-quality component.

Features & highlights

• Dynamically balanced for smooth, high-RPM operation.
• Heavy-duty 7.659" connecting rods ensure robust performance.
• Precision trued to less than 0.0005" runout for optimal camshaft compatibility.
• CNC machined from high-strength, heat-treated steel forgings.
• Designed for 96", 103", 106", 110" and 117" engines.
• Features full width wrist pin ends for added durability.
• Made in the USA.

Technical specifications

• Brand: S&S Cycle
• Engine Type: "A" motor
• Material: 4140 Steel
• Stroke Length: 4.375" (4-3/8")
• Connecting Rod Length: 7.659"
• Crankpin Diameter: 1.671"
• Runout: Less than 0.0005"
• Features: with Sprocket Bearing Race

Important to know

This replacement flywheel assembly is designed for specific engine models. Ensure compatibility with your engine type (96", 103", 106" big bore, 110", or 117" engine with stock or S&S pistons) before installation. Professional installation is recommended.