Description
The S&S Cycle 590G Camshaft delivers the aggressive lift and duration curve that serious M8 builders demand for maximum horsepower and torque. Engineered for gear-drive applications, this billet profile optimizes valve overlap and breathing characteristics across the RPM band. If you’re building for peak performance, this cam separates stock builds from race-ready engines.
- S&S Cycle 590G profile
- Gear drive compatible
- M8 Harley-Davidson fitment
- Billet construction
- MPN 330-0732
- Aggressive lift curve
- Optimized valve overlap
- Bolt-on installation
- Performance-focused design
- Industry-standard specifications







