S&S Cycle 11-7221 Main Jet for Super B D E G Carburetors Jets - 042

The S&S Cycle 11-7221 is a precision-machined .042" main jet designed for use with S&S Super B, D, E, G, and Two-Throat carburetors. This replacement carburetor jet is an essential tuning component that controls fuel delivery to optimize engine performance on Harley-Davidson and custom V-twin motorcycles.

Key Features:

• Jet size: .042 inch (0.042")
• Constructed from durable brass material for long-lasting performance
• Compatible with S&S Super B, D, E, G, and Two-Throat carburetor models
• Precision-machined to exact specifications for consistent fuel metering
• Essential component for carburetor tuning and performance optimization
• Sold individually (pack quantity may vary by retailer)

Main jets are critical for proper air-fuel mixture calibration. When tuning your S&S carburetor, having the correct jet size ensures optimal fuel delivery for your specific engine configuration, altitude, and performance modifications. The brass construction provides excellent durability and resistance to fuel additives.