Polaris SPORTSMAN 400 2003 - Page 108

FUEL SYSTEM/CARBURETION
4.3
BST 40 CARBURETOR
EXPLODED
VIEW
Refer to Page 4.3 for Jet Part Numbers
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1. Cover, Diaphragm
2. Spring
3. Spring Seat
4. “E” Clip
5. Spacer
6. Jet Needle
7. Diaphragm Assembly
8. Throttle Valve
9. Cable Guide
10. Spring
11. Adjuster Cable
12. Drain Plug
13. O-Ring
14. Jet, Main
15. Spacer Ring
16. Drain Screw
17. O-Ring
18. Float Assembly
19. Plug
20. Pilot Screw
21. Spring
22. Washer
23. O-Ring
24. Pilot Jet
25. Valve, Inlet Needle
26. Shaft Seal
27. O-Ring
28. Air Jet
29. Choke Plunger Guide
30. Spring
31. Choke Plunger
32. Cap
33. O-Ring
34. Jet Block Assembly
35. Needle Jet
36. Case
31
32
33
34
35
36