S&S Cycle Twin Cam 557 Camshaft Kit - 330-0105

Upgrade your heavyweight motorcycle with the S&S Cycle 557 Series Grind Cam Kit. Specifically designed for Tri-Glides and similar heavy bikes, this kit delivers exceptional bottom and mid-range performance, giving you the power you need when you need it most.

Description

The S&S Cycle 557 Series cam kit features a camshaft with a stock base circle, which allows you to use your stock pushrods, simplifying installation and saving you money. Its short duration design generates substantial usable torque, making it ideal for navigating city streets or tackling challenging terrains. This bolt-in cam kit provides a significant boost in power and responsiveness without requiring extensive modifications. The 557 Series grind ensures reliable performance and enhanced rideability for your heavyweight motorcycle. The S&S Cycle 557 Series kit provides superior torque.

Features & highlights

• Optimized for heavy bikes like Tri-Glides, delivering enhanced low and mid-range torque.
• Stock base circle allows for use with stock pushrods, simplifying installation.
• Short duration design produces substantial usable torque for improved performance.
• Bolt-in design ensures easy installation without major modifications.
• Includes all necessary components for a complete installation.
• Provides a noticeable improvement in throttle response and overall rideability.

Technical specifications

• Brand: S&S Cycle
• Grind: 557 Series
• Type: Chain
• Exhaust Duration: 231°
• Exhaust Lift: 0.557"
• Exhaust Lift at TDC: 0.146"
• Exhaust Lobe Centerline: 103°
• Exhaust Close: 12°
• Exhaust Open: 39°
• Intake Duration: 212°
• Intake Lift: 0.557"
• Intake Lift at TDC: 0.113"
• Intake Lobe Centerline: 100°
• Intake Open: 6°

Important to know

This cam kit includes camshafts, gear cover gasket, bearings, retaining ring, o-ring, thread lock, and detailed instructions. It is not recommended for use with compression ratios of 10.0:1 or higher.