Sudco Vol 38

527 / 612

No. Description Mikuni No. Order No.
1. Gasket, Pump (Black Fiber) (2) BN38/547 –––––––
1A. O-Ring, Pump Body 616-72001 –––––––
2. Diaphragm, Pump (Clear) BN34/97 –––––––
3 . Check Valve (Clear) (2) BN34/124 –––––––
4. Grommet, Check Valve (2) BN34/125 –––––––
5. Diaphragm, Damper (Black Rubber) BN34/100 –––––––
(BN44 only)
5A. Diaphragm, Damper (Black Rubber) BN34/129 –––––––
(BN38 and later BN44)
6. Gasket, Damper (Black) (BN44 only) BN34/100 –––––––
6A. O-Ring (BN38 and later BN44) 616-92007 –––––––
7. Filter BN44/146 –––––––
8. O-Ring, Hi Speed B30/305 –––––––
9. O-Ring, Low Speed MD12/16 –––––––
10. O-Ring, Needle Valve KV/10 002-709
11. Gasket, Valve Body BN34/123 –––––––
12. Check Valve (Clear) BN34/107 007-492
13. Spring, Arm (115 grams) 730-03027 007-323
14. Pin, Arm VM30/97 –––––––
15. Arm (Stainless) BN38/534 –––––––
16. Diaphragm Assembly, Main BN44/145 007-307
Super BN Replacement Parts
(Items 17-43 shown for reference only. Not included in Rebuild Kit)
Super BN Carburetor Rebuild Kit (see next page)
MK-BN38/44SPR - For Super BN38, BN44, and BN38I, BN40I
Square Pump Styles. Rebuild Kit includes parts 1 through 16
to rebuild one carburetor.
17. Screw with Washer, Stainless (4) BN34/120-30 007-302
18 Cover, Pump (Unpainted) BN34/95B 007-310
Cover, Pump (Black) 999-642-002-1A 007-311
Cover, Pump (Silver) 999-642-002-1B 007-312
Cover, Pump (Red) 999-642-002-1C 007-313
18A Fuel Pump Block Off Plate BN34/126 007-309
19. Body Assembly, Pump (BN44 only) BN34/98 –––––––
19A Body Assembly, Pump BN34/128 –––––––
(BN38 and later BN44)
20 Stop Screw, Idle (BN44 only) BN34/109 –––––––
20A Stop Screw, Idle BN34/82 –––––––
(BN38 and later BN44)
21. Washer, (Aluminum) BN38/39 007-304
22. Spring, Idle (BN44 only) BN38/341 007-491
22A Spring, Idle BN38/344 007-316
(BN38 and later BN44)
23. Cap (BN44 only) BN26/03 –––––––
23A. Cap with Tab BN44/118 –––––––
(BN38 and later BN44)
24. Adjuster, Hi Speed 604-25017 007-315
24A Adjuster, Hi Speed BN44/167 –––––––
25. Spring, Hi Speed BN38/344 007-316
26. Washer, Hi Speed (Aluminum) BN38/39 007-304
27. Washer, Low Speed (Aluminum) BN38/172 007-305
28. Spring, Low Speed BN38/343 007-318
29. Adjuster, Low Speed (BN44) 604-26008 007-317
29A. Adjuster, Low Speed BN38/477 –––––––
(BN38 and later BN44)
29B Adjuster, Low Speed BN38/166 –––––––
30. Cap BN44/118 –––––––
31. Needle Valve Assembly 786-35015-1.5 002-880
(See next page for additional sizes)
32 Spring Clip, N.V. VM15/285 –––––––
33. Plate, N.V. Retainer BN34/117-GG –––––––
34. Screw with Washer CW2=0307-G 007-494
35 Jet, Slow Speed N100.606 Pg.516
36. Jet, High Speed N102.221 Pg.516
37. Screw BV15/121-05-GG –––––––
38. Plate, Valve BN34/108-GG –––––––
39. Valve Body Assembly BN44/165 –––––––
No. Description Mikuni No. Order No.
40. Screw, 4 x 14mm C5-0414-G 007-493
41. Screw, 3 x 8mm C6-0308-G 007-300
42. Cover, Stainless BN44/147 –––––––
43. Screw with Washer, Stainless (4) MCWS-0512 007-270
44. Spring (not shown in drawing) BN34/110 –––––––
45. Bushing BN34/111 –––––––
46. Nut B40I/35 –––––––
Super BN 44/46 Super BN 38
Early 44 All 38 and
late 44
BNI Carb Body
Block Off Plate - BN34/126
Primer Fitting - VM34/181
90∫ Elbow - DF44 - 2/70
Super BN (Square Pump Body)
519
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