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HSR42/45 Old Style Replacement Parts
• Lined through part numbers are no longer available.
Mikuni Part No. Highlighted in BOLD RED are included in rebuild kit.
No. Description Mikuni No.
Order
No.
1. Screw, Top Cover 4x10mm C5=410-B 007-624
2. Screw, Top Cover 4x14mm (qt2) CW2=0414-B 002-522
3. Top Cover 776-39005 007-741
4. Gasket, Top Cover TM42/04 007-480
5. E-Ring, Jet Needle BS32/126 002-455
6. Washer, Jet Needle 826-03002 007-267
7. Jet Needle (HSR42) Std. J8-8DDY01-96 007-082
Jet Needle (HSR45) Std. J8-8CFY02-96 007-102
8. E-Ring B40I/56 007-616
9. Packing, Link Lever B40I/10 002-629
10. Pin, Link Lever 834-23041 007-743
11. Throttle Valve 3.0 TM42/08-3.0 007-432
12. Screw, Needle Retainer 739-13001 007-123
13. Clip, Needle Retainer TM42/16 007-671
14. Sealing Ring, Throttle Valve TM42/13 007-723
15. Seal, Throttle Valve TM42/10 007-670
16. Bolt TM40/89 007-669
17. Plate, Lock Tab TM42/38 007-675
18. Bracket, Cable (Standard) TM42/34 007-740
Used on Old Style HSR42/45 manufactured before 2000.
Throttle Linkage is on left side.
18A. Bracket, Cable (Lower Position) TM42/34A ––––––
(Lower Bracket, lowers cable position, use with larger fuel tanks )
19. Screw C2=0514-B 007-698
20. Starter Nut, Choke 640-12001 007-161
21. Spring, Starter Plunger VM14/241 007-678
22. Starter Plunger N189.192 007-635
23. Mixing Body (HSR42/45) TM42/06 ––––––
Mixing Body (HSR48) TM48/02 ––––––
24. Seal, Spigot Body 616-94029 007-473
25. Pin, A/P Throttle Lever BN38/43 007-617
26. Screw, A/P MC-0316-B 007-193
27. Spring, A/P M12F/46-BB 007-629
28. Lever, A/P TM42/28 –––––––
29. Lever, A/P TM42/21 007-721
30. Spring, A/P TM42/37 –––––––
31. Ring E204.040 007-628
32. Mixing Body Assembly TM42SS1/01-0 –––––––
33. Packing, Shaft BS36/95 007-615
34. Adjusting Screw, A/P TM42/36 007-701
35. O-Ring, A/P Screw B30/205 007-188
36. Shaft Lock, Tab TM42/17 007-703
37. Screw, Throttle Stop B30/1069 007-746
38. Lever Assembly, Throttle TM42/20 007-673
39. Pin, Throttle Lever N138.019 007-171
40. Nut, Throttle Stop Screw N3=4 007-637
41. Spring, Throttle Return TM42/19 007-672
42. Shaft, Throttle 700-15011 –––––––
43. Plate, Fuel Joint Retainer TM42/15 007-704
44. Screw C2=0410-B 007-705
45. Screw, Pilot Air Adjusting (Std) 604-26014 007-706
46. Spring, Pilot Air Adjusting N133.206 007-137
47. Washer, Pilot Air Adjusting VM12/205 007-482
48. O-Ring, Pilot Air Adjusting N133.037 002-858
49. Fuel Joint TM40/27 007-667
50. O-Ring, Fuel Joint KV/10 002-709
51. Packing, Idle Adjuster B30/398 007-614
52. Washer, Idle Adjuster (Steel) VM22/138 007-680
53. Spring, Idle Adjuster 730-09018 007-603
54. Ring, Idle Adjuster (Brass) 925-15001 007-612
55. Idle Adjuster Assembly (Long) TM42/32 007-674
55A. Idle Adjuster Screw (Short) 999-605-065 007-484
56. Air Jet (Blank) BS30/97-00 002-149
57. Needle Jet #723 Series 784-430000-Y-6 Pg.206
58. Nozzle, Accelerator Pump Std. TM42/11-70 007-487
59. O-Ring, A/P N124.063 007-163
Note: Old Style HSR42/45 were manufactured before year 2000.
Throttle linkage is on left.
No. Description Mikuni No. Order No.
60. Pilot Jet#30 (Std.) VM28/486 004-034
Pilot Jet - Optional Sizes VM28/486 Pg.212
61. Extender, Main Jet TM42/12 007-722
62. Main Jet #160 (Std.) N100.604 004-204
Main Jet - Optional Sizes N100.604 Pg.214
63. O-Ring, Needle Valve Seat 616-33003 007-470
64. Screw, Needle Valve Retainer VM13/216 007-174
65. Needle Valve Assembly w/O-Ring 786-27001-4.2 007-476
66. Float Assembly 859-32027 007-497
67. Pin, Float BV26/22 002-107
68. Screw, Float Pin C2=0410 007-620
69. Packing, Float Bowl 616-94028 007-472
70. Float, Chamber Body TM42/05 007-500
71. Hose, Overflow N122.028 007-630
72. O-Ring, Drain Plug VM28/254 002-531
73. Drain Plug TM32/41 007-646
74. Screw, Float Bowl C2=0412-B 007-201
75. Rod, A/P TM36/44-1A 007-191
76. Boot, A/P TM36/64 007-195
77. Plunger, A/P TM36/60 007-198
78. Spring, A/P VM14SC13/89 007-200
79. Lever, T.V. TM42/03 007-742
HSR42/45 Carburetor Rebuild Kit
Kit contains GENUINE Mikuni parts, all the necessary parts and gaskets
to rebuild an HSR carburetor. Includes needle valve assembly, o-rings,
gaskets and screws. Sold as a kit.
Mikuni No. KHS-016. Order No. 002-989
Exploded
View No. Qt Contents
4 1 Gasket, Top Cover
5 1 E-Ring, Jet Needle
6 1 Washer, Jet Needle
48 1 O-Ring, Pilot Air
50 2 O-Ring, Fuel Joint
59 1 O-Ring, A/P
63 1 O-Ring, Needle Valve
64 1 Screw, N.V. Retainer
65 1 Needle Valve Assy
69 1 Packing, Float Bowl
71 1 Hose, Overflow
72 1 O-Ring, Drain Plug
74 4 Screw, Float Bowl (short)
76 1 Boot, A/P Rod
HSR42/45 Old Style Parts V
intage
i
ntake
e
ngine
s
uspension
c
ontrol
e
lectrical
c
hemical
t
ools
W
atercraft
175
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