S&S Cycle 310-1103D SSC Power Pack Performance Engine Upgrade Kit

The S&S Cycle 310-1103D SSC Power Pack is a performance upgrade kit engineered by one of the most respected names in American V-Twin engine development. S&S Cycle's Power Pack kits are designed to deliver significant horsepower and torque gains over stock configurations, making them a popular choice for riders looking to extract more performance from their Harley-Davidson or custom V-Twin powerplant.

S&S Cycle has decades of experience developing high-performance components for Big Twin and Sportster-based engines. Power Pack kits typically bundle critical matched performance components — such as cams, lifters, pushrods, and related hardware — that are engineered to work together as a system for reliable, optimized power delivery.

Key Features:

• Engineered and manufactured by S&S Cycle, a leader in American V-Twin performance
• Matched components designed to work as an integrated performance system
• Delivers measurable horsepower and torque improvements over stock
• Precision machined to S&S Cycle's strict quality and tolerance standards
• Designed for compatibility with S&S Cycle engine platforms and select Harley-Davidson applications

S&S Cycle Power Packs are built for enthusiasts who demand proven performance backed by engineering expertise. As with all S&S Cycle products, the 310-1103D is manufactured to meet rigorous quality standards and is backed by S&S Cycle's commitment to American-made powersports performance.