Demon 625 Street Demon Carburetor 1900 Instruction Manual
                    | |
Contents
| 
2Table of ContentsINTRODUCTION ..................................................................................................................................................................... 3Recommended Parts and Accessories ............................................................................................................................... 3Removal of Existing Carburetor .......................................................................................................................................... 3Installation of Street Demon™ Carburetor ......................................................................................................................... 4Connecting the Throttle Linkage ......................................................................................................................................... 5Connecting the Transmission Linkage ............................................................................................................................... 5GM TH350, 200R4 /700R4 .................................................................................................................................................. 5Ford Kick-Down Linkage .................................................................................................................................................. 6Chrysler Applications ....................................................................................................................................................... 6Vacuum Lines ........................................................................................................................................................................ 7Electric Choke ....................................................................................................................................................................... 7Air Cleaner ............................................................................................................................................................................. 8Priming the Carburetor ......................................................................................................................................................... 8Mechanical Fuel Pump ...................................................................................................................................................... 8Electric Fuel Pump ............................................................................................................................................................ 8Ladies and Gentlemen, Start Your Engines! ...................................................................................................................... 8Preliminary Tuning and Adjustments ................................................................................................................................. 8Curb Idle Speed and Mixture Adjustments ......................................................................................................................... 8Fuel Pressure......................................................................................................................................................................... 9PERFORMANCE TUNING AND ADJUSTMENT ................................................................................................................. 10Secondary Air Valve Tuning .............................................................................................................................................. 10Accelerator Pump Tuning and Adjustment ...................................................................................................................... 10Main Metering Tuning ......................................................................................................................................................... 11Theory of Operation ........................................................................................................................................................ 11Tuning ............................................................................................................................................................................... 12Steady State Cruise Tuning ........................................................................................................................................ 13Part Throttle Acceleration Tuning (25% to 75% throttle) ......................................................................................... 13Choosing the Correct Metering Rod and Step-Up Springs ..................................................................................... 13Wide Open Throttle Tuning ......................................................................................................................................... 13Long Duration Camshaft Tuning ................................................................................................................................ 14Tuning for Elevation .................................................................................................................................................... 14Removal and Installation of Metering Rods, Step-Up Springs and Jets ....................................................................... 14Metering Rod and Step-Up Spring Replacement ......................................................................................................... 14Primary/Secondary Jet Replacement & Float Level Check & Adjustment ................................................................ 14Winter Fuel ........................................................................................................................................................................... 16Care and Cleaning ............................................................................................................................................................... 16Troubleshooting .................................................................................................................................................................. 16Demon Carburetion™ Limited Warranty .......................................................................................................................... 20 |
This manual is suitable for:
manualsdatabase
Your AI-powered manual search engine