HSR Current Version Carb Parts

Click to download the HSR Tuning Manual

Use this page for (later versions),with RH throttle crank HSR 42 carbs  – May 1999 to present
HSR 45 carbs  – April 2000 to present
  HSR 48 carbs  – All
Click here or on link above for (earlier versions – LH throttle) HSR 42 carbs  – 1994 to April, 1999
HSR 45 carbs  – up to March 2000



REBUILD KIT:     HSR42/45:  KHS-016HSR48:       KHS-031      NOTE:  Part numbers in bold type are included in rebuild kit.

No.Part NumberDescriptionBuy
1.C5=0410-BScrew, Top Cover View Part
2.CW2=0414-BScrew, Top Cover (2) View Part
3.776-39005Top Cover (42/45) View Part
3a.111-776-001Top Cover (48) View Part
4.TM42/04Gasket, Top Cover View Part
5. BS32/126E-Ring, Jet NeedleView part
6.826-03002Washer, Jet Needle View Part
7.J8-8DDY01-97Jet Needle (42) (See below) View Part
7a.J8-8CFY02-97*Jet Needle (45/48)  (See below) View Part
8.TM42/03Lever, T.V. (42/45) View Part
8a.TM42/08-1ALever, T.V. (48) View Part
9.B401/56E-Ring, Link Lever View Part
10.B401/10Packing, Link LeverView Part
11.834-23041Pin, Link Lever View Part
12.TM42/08-3.0Throttle Valve (Slide) View Part
13.739-13002Screw, Needle Retainer View Part
14.TM42/16Clip, Needle Retainer View Part
15.TM42/13Sealing Ring, T.V. (42/45)View Part
15a.TM48/02Sealing Ring, T.V. (48) View Part
16.TM42/10Seal, Throttle Valve View Part
17.925-98006Pulley, Cable Bracket View Part
18.53974E-Ring, Cable Bracket View Part
19.TM42/51Bracket Assy, Cable View Part
19a.TM42/53Bracket Assy (Sportster) View Part
20.B3=0520-BBolt, Bracket View Part
21.VM28/204Spacer, Bracket View Part
22.TM42/38 Plate, Lock Tab View Part
23.C2=0514-BScrew View Part
24.640-12001Starter Nut, Choke View Part
25.VM14/241Spring, Sarter Plunger View Part
26.N189.192Sarter Plunger View Part
27. TM42/06Body (42/45) View Part
27a.TM48/02Body (48) View Part
28.616-94029Seal, Spigot Body View Part
29.925-19011Ring (Steel) View Part
30.TM42/43Lever, A/P View Part
31.N138.019 Pin, Throttle Lever View Part
32.TM42/48Lever, Throttle View Part
33.M12F/46-BBSpring, A/P View Part
34.MC-0316-BScrew, A/P View Part
35.TM42/47Spring, A/P View Part
36.TM42SS1/01-0Mixing Body (42/45) View Part
36a.TM48SS1/01 Mixing Body View Part
37.B36/95Packing, Shaft (Plastic) View Part
38.TM42/36Adjusting Screw, A/P View Part
39.B30/205 O-Ring, A/P Screw View Part
40.TM40/89Bolt View Part
40a.TM42/17Plate, Lock Tab View Part
41.BN38/43Pin, Return Lever View Part
42.TM42/46Lever, Return View Part
43.B30/1069Adjusting Screw, Throttle View Part
44.N3=04Nut, Throttle Stop View Part
45.TM42/19Spring, Throttle Return View Part
46.700-15012Shaft, Throttle View Part
47.TM42/15Plate, Fuel Joint retainer View Part
48.C2=0410Screw, Fuel Joint View Part
49.604-26014Screw, Pilot Air View Part
50.N133.206Spring, Pilot Air View Part
51.VM12/205Washer, Pilot Air View Part
52.N133.037O-Ring, Pilot Air View Part
53.TM40/27Fuel Joint View Part
54. KV/10O-Ring, Fuel Joint View Part
55. B30/398Packing, Idle Adjuster View Part
56.VM22/138Washer, Idle Adjuster View Part
57.730-09018Spring, Idle Adjuster View Part
58.925-15001Ring, Idle Adjuster View Part
59.TM42/32Idle Adjuster (Long) View Part
59a.990-605-065Idle Adjsuter (Short) View Part
60.BS30/97Air Jet (Blank) View Part
61.784-430000-Y-6Needle Jet (723) View Part
62. TM42/11-70Nozzle, Accel. Pump View Part
63.N124.063O-Ring, A/P View Part
64.VM28/486-25Pilot Jet View Part
65.TM42/12Extender, Main Jet (42/45) View Part
65a. TM42/12-1AExtender, Main Jet (48) View Part
66.N100.604-sizeMain Jet View Part
67. 616-33003O-Ring, Needle Valve View Part
68.VM13/216Screw, N.V. Retainer View Part
69.786-27001-4.2Needle Valve Assy (42/45) View Part
69a.786-27002-1A-4.5Needle Valve Assy (48) View Part
70.859-32027 Float Assembly View Part
71. BV26/22Pin, Float View Part
72.C2=0410Screw, Float Pin View Part
73.616-94028Packing, Float Bowl View Part
74.TM42/05Float, Chamber Body View Part
75.N122.028Hose, Overflow View Part
76.  VM28/254O-Ring, Drain Plug View Part
77.TM32/41Drain Plug (42/45) View Part
77a.TM32/41-1DDrain Plug (48) View Part
78.C2=0412-BScrew, Float Bowl (short) View Part
79.TM36/44-1ARod, A/P View Part
80.TM36/64Boot, A/P Rod View Part
81.TM36/60Plunger, A/P View Part
82.VM14SC13/89Spring, A/P View Part
83.N198.063Rubber Cap, Purge Port View Part

* NOTE:      1. For Part No’s 7 and 7a, the following specs apply: -98  Lean -97  Std. -96 -95  Rich
                  2. For Part No. 62, the following apply: -50  lean -60  Std for Sportster -70  Std for HSR42/25/48
                  3. For Part No. 66, the following apply: -160 Std for HSR42 -175 Std for HSR45 -190 Std for HSR48