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CHAPTER 4
FUEL SYSTEM/CARBURETION
Jetting Guidelines ............................ 4.1
Jetting Compensation Charts ................... 4.1-4.40
Jet Part Numbers ............................. 4.4p
Oil and Fuel Tank Asm. Exploded View, Gen II ... 4.5
Fuel Tank Asm. Exploded View, Magnum ........ 4.6
Oil and Fuel Tank Asm. Exploded View, Gen III ... 4.7
Fuel Tank Asm. Exploded View, Gen IV .......... 4.8
Fuel Tank Asm. Exploded View, Sportsman 500 .. 4.9
Fuel Flow Diagrams ........................... 4.10
Mikuni VM Carburetor, Exploded View ........... 4.11
Carburetor Function ........................... 4.12
Carburetor Component Functions ............... 4.13-4.15
Starter System Operation ...................... 4.16
Pilot System Operation ........................ 4.17
Slide Cutaway Operation ...................... 4.18
Jet Needle/Needle Jet Operation ............... 4.19
Main System Operation ....................... 4.20
Component Effect vs. Throttle Opening .......... 4.21
Mikuni VM Carburetor System Components ...... 4.22
Mikuni BST 34 Carburetor, Exploded View ....... 4.23
Mikuni CV Carburetor System Components ...... 4.24
Mikuni CV Carburetor Operation ................ 4.25-4.27
Magnum Fuel Tank Removal ................... 4.28
Magnum Carburetor Removal .................. 4.29
Mikuni CV Carburetor Disassembly ............. 4.30-4.32
Mikuni CV Carburetor Cleaning ................. 4.33-4.35
Mikuni CV Carburetor Assembly/Inspection ...... 4.36-4.38
Mikuni CV Carburetor Installation ............... 4.39
Mikuni CV Needle and Seat Pressure Test ....... 4.40
Mikuni CV Float Bowl Draining ................. 4.41
Fuel Pump Exploded View ..................... 4.43
Fuel Pump Disassembly/Inspection/Assembly .... 4.44
Troubleshooting .............................. 4.45-4.46
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Table of Contents
Troubleshooting
