The Weiand 7581P Pro-Street Supercharger Kit is designed for serious performance enthusiasts looking to maximize the power output of their engine. Featuring a 6-71 blower with a 0.5-inch pitch drive, this kit includes everything needed for an aggressive performance upgrade. The polished finish adds a premium look, while the positive displacement roots-style supercharger ensures consistent boost across the RPM range, providing exceptional power and acceleration. Perfect for street and race applications, this kit delivers a dramatic increase in horsepower and torque, making it ideal for high-performance muscle cars, trucks, and race vehicles.

Technical Specifications

• Supercharger Type: 6-71 Roots-style positive displacement blower for consistent boost at all RPMs
• Pitch Drive: 0.5-inch pitch drive for reliable belt engagement and smooth operation
• Included Components: Supercharger, intake manifold, upper and lower pulleys, belt idler, gaskets, and hardware for complete installation
• Finish: Polished for a clean, premium appearance and enhanced corrosion resistance
• Boost Output: Delivers substantial boost for significant horsepower and torque increases, ideal for high-performance applications

Vehicle Compatibility

The Weiand 7581P Pro-Street Supercharger Kit is suitable for small-block and big-block V8 engines that can accommodate a 6-71 blower. Ideal for muscle cars, trucks, and racing vehicles, it is crucial to verify compatibility with your specific engine model before installation.

Performance Benefits

• Significant Power Gains: The 6-71 blower provides substantial boost, increasing horsepower and torque, particularly at low to mid RPM ranges.
• Instant Throttle Response: The roots-style supercharger delivers immediate power, enhancing acceleration and overall engine performance.
• Polished Finish: Not only functional, but the polished finish adds a premium, eye-catching look to your engine bay while providing corrosion resistance.
• Complete Kit: This comprehensive kit includes all the necessary components for a seamless installation, including hardware, pulleys, and gaskets.

Installation

The Weiand 7581P Pro-Street Supercharger Kit is designed for straightforward installation, with all necessary components included. Professional installation is recommended to ensure proper setup and optimal performance, especially for first-time installers.