The S&S Super E Carburetor is a high-performance aftermarket component designed for Harley-Davidson big twin and Sportster models. Built by S&S Cycle, it enhances engine performance and is favored for its tunability and reliability in various riding conditions.
Overview of the S&S Super E Carburetor
The S&S Super E Carburetor is a high-performance, butterfly-style carburetor designed for Harley-Davidson big twin and Sportster models. It features a 1.7/8″ (47.6mm) bore and 1.9/16″ (39.6mm) venturi, making it ideal for engines with various displacements. The Super E is known for its fully adjustable idle mixture, changeable mid-range and high-speed jets, and adjustable air bleed circuits, allowing for precise tuning to suit different riding conditions and engine modifications. Its compact “Shorty” design simplifies installation and maintains a clean appearance. The Super E is compatible with stock or mildly modified engines and is a popular choice for riders seeking improved performance without the complexity of fuel injection systems.
Importance of the Manual for Installation and Maintenance
The manual for the S&S Super E Carburetor is essential for proper installation, tuning, and maintenance. It provides detailed, step-by-step instructions to ensure optimal performance and safety. Novice and experienced users alike benefit from its clear guidance on disassembly, reassembly, and troubleshooting. The manual emphasizes the importance of using correct hardware and following specific procedures to prevent damage to the carburetor or engine. It also outlines safety precautions, such as handling hot engine parts and routing fuel lines correctly. By adhering to the manual’s instructions, users can achieve precise tuning, avoid common issues, and maintain their carburetor’s longevity. This guide is indispensable for maximizing the Super E’s potential and ensuring reliable operation.
Key Features and Specifications
The S&S Super E Carburetor features a 47.6mm bore and 39.6mm venturi, designed for high performance on big twin and Sportster models, with adjustable idle mixture and butterfly-style design.
Design and Engineering of the Super E Carburetor
The S&S Super E Carburetor is engineered with precision, featuring a 47.6mm bore and 39.6mm venturi to optimize airflow and performance. Its butterfly-style design ensures smooth throttle response, while the fully adjustable idle mixture allows for precise tuning. Constructed from high-quality materials, the Super E is durable and reliable, making it a popular choice for Harley-Davidson enthusiasts. The carburetor is designed for easy installation and maintenance, with replaceable jets and adjustable components to suit various engine configurations; Its compact design and efficient engineering make it ideal for both stock and modified engines, delivering enhanced power and responsiveness across the RPM range.
Technical Specifications and Identification
The S&S Super E Carburetor features a 47.6mm bore and 39.6mm venturi, designed for optimal airflow and performance. It is identified by an “E” cast into the throttle linkage side of the body. Compatible with Harley-Davidson big twin and Sportster models, the Super E requires a two-cable, pull-open-pull-closed throttle assembly. It includes adjustable jets and circuits for fine-tuning. The carburetor is not CARB-exempt and is recommended for racing or off-road use in California. Its compact design and precise engineering make it a versatile choice for various engine configurations, ensuring enhanced performance and reliability across different riding conditions.
Installation Requirements and Procedures
Proper installation of the S&S Super E Carburetor requires a two-cable, pull-open-pull-closed throttle system and correct hardware. Follow the manual’s step-by-step guide for precise setup and compatibility.
Pre-Installation Checklist and Compatibility
Before installing the S&S Super E Carburetor, ensure compatibility with your motorcycle’s engine. It is designed for Harley-Davidson big twin and Sportster models, requiring a two-cable throttle system. Check if your bike has a pull-open-pull-closed throttle assembly; if not, conversion is necessary. Verify fuel line routing and ensure all hardware matches the manual’s specifications. Compatibility with high-compression or modified engines is ideal, while smaller engines may not benefit. Consult the manual for displacement recommendations and ensure all components are ready for a seamless installation process to optimize performance and safety.
Step-by-Step Installation Guide
Begin by ensuring your motorcycle is equipped with a two-cable, pull-open-pull-closed throttle system. Remove the stock carburetor and install the S&S Super E, securing it with the provided hardware. Route the fuel lines correctly, ensuring they are clamped and tightened to prevent leaks. Connect the throttle cables according to the manual’s specifications. Adjust the idle mixture screws to the recommended starting point, then test the bike at low and high speeds. Fine-tune the jetting and adjustments as needed for optimal performance. Always follow the manual’s step-by-step instructions and torque specifications to ensure a safe and proper installation.
Tuning and Adjustment
Tuning the S&S Super E involves adjusting idle mixtures, air/fuel jets, and throttle response for optimal performance. Proper jetting ensures smooth operation across all RPM ranges, enhancing power and efficiency while preventing damage from lean conditions.
Basic Tuning and Jetting Guidelines
Basic tuning of the S&S Super E carburetor involves adjusting the idle mixture screws, air/fuel jets, and throttle response to achieve optimal performance. Start by installing the stock-recommended jets and adjust based on engine response. Use a tachometer to fine-tune the idle mixture for smooth operation. Jetting changes are crucial for maintaining proper air/fuel ratios at different RPM levels. Always refer to the manual for specific jetting recommendations based on engine displacement and compression. Avoid overly lean mixtures, as they can cause engine damage. Proper tuning ensures efficient fuel delivery, improved power, and reduced risk of mechanical issues. Regular adjustments may be needed for varying riding conditions or modifications.
Advanced Tuning Techniques for Optimal Performance
Advanced tuning of the S&S Super E carburetor involves fine-tuning the air/fuel mixture, accelerator pump, and jetting for specific riding conditions. Experiment with different jet sizes and needle configurations to optimize power delivery across the RPM range. Adjust the idle mixture screws for seamless transitions and smooth throttle response. Utilize a dynamometer to pinpoint precise jetting requirements for your engine’s displacement and compression ratio. Fine-tune the accelerator pump nozzle for improved low-end torque and mid-range performance. Consider modifying the air bleed and emulsion circuits for enhanced fuel atomization. Monitor engine temperature and adjust jetting accordingly to prevent overheating or lean conditions. Advanced techniques require patience and precise adjustments to achieve peak performance and efficiency.
Troubleshooting Common Issues
Common issues with the S&S Super E carburetor include poor idle, rough running, or decreased performance. Check for proper fuel flow, vacuum leaks, and correct jetting. Adjust the idle mixture and ensure the accelerator pump is functioning. Verify throttle cable alignment and synchronization. Consult the manual for diagnostic steps to resolve issues effectively.
Identifying and Resolving Performance Problems
Identifying performance issues with the S&S Super E carburetor involves diagnosing symptoms like poor throttle response, rough idle, or decreased power. Start by inspecting the fuel system for restrictions or leaks. Check the float bowl for proper fuel level and ensure the jets are clean and correctly sized. Vacuum leaks or faulty gaskets can disrupt airflow, leading to inconsistent performance. Verify the throttle cables are properly synchronized and free of friction. For persistent issues, consult the manual for specific troubleshooting steps. Adjustments to the idle mixture, air/fuel mixture, or jetting may be necessary. Regular maintenance, such as cleaning the carburetor and replacing worn parts, can prevent many performance problems. Always refer to the manual for guidance on resolving specific issues effectively.
Diagnosing and Repairing Carburetor Malfunctions
Diagnosing malfunctions in the S&S Super E carburetor involves identifying symptoms such as poor engine performance, rough idle, or hesitation. Common issues include clogged jets, faulty floats, or vacuum leaks. Start by inspecting the carburetor for visible damage or wear. Use compressed air to clean out debris from jets and passages. If performance issues persist, disassemble the carburetor and check for worn or damaged components like gaskets, seals, or the throttle shaft. Replace any faulty parts with genuine S&S replacements. Consult the manual for specific repair procedures and torque specifications. Regular maintenance, such as cleaning and lubricating moving parts, can prevent many malfunctions. Always follow proper reassembly steps to ensure optimal performance and reliability.
Maintenance and Upkeep
Regular cleaning, inspections, and part replacements are crucial for optimal performance. Follow the manual’s guidelines for cleaning jets, adjusting floats, and replacing wear components to ensure reliability.
Scheduled Maintenance and Cleaning Procedures
Regular maintenance ensures the S&S Super E Carburetor performs optimally. Begin by cleaning the air filter and checking fuel lines for blockages or leaks. Use a carburetor cleaning kit to remove dirt and varnish from jets, venturi, and passages. Inspect the float bowl for debris and ensure the float level is correctly adjusted. Replace worn gaskets and O-rings to prevent leaks. For thorough cleaning, disassemble the carburetor and soak components in a solvent. After reassembly, test the idle mixture and ensure smooth throttle response. Follow the manual’s schedule to maintain performance and prevent premature wear.
Replacing Wear and Tear Parts
Regularly replacing wear-prone components ensures the S&S Super E Carburetor operates efficiently. Gaskets, O-rings, and jets are common parts that require periodic replacement. Inspect the throttle shaft seals and needle valve for wear. If damaged, replace them to prevent air leaks and maintain proper fuel flow. Float bowl gaskets should be replaced if fuel leakage is detected. Use genuine S&S replacement parts to ensure compatibility and performance. When replacing jets, refer to the manual for correct sizing based on your engine setup. Always clean the area around the parts before installation to prevent contamination. Follow the manual’s torque specifications and retest the carburetor after replacement to ensure optimal function.