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Top > Carb Kits and Parts and Carburetors > Carburetors & Parts by Carburetor Manufacturer > Mikuni > Mikuni Carburetors and Parts > Mikuni VM Round Slide Carburetor > About Mikuni VM Carburetors
VM Round Slide Single Carburetors

These are the most popular high performance single carburetors in the sport of motorcycling. Mikuni's VM Series round slide single carburetors have proven themselves as the performance standard for use in any single cylinder motorcycle and ATV applications for motocross, enduro and trail riding, to flat track racing and road racing on both 2-stroke and 4-stroke engines.

  1. Large selection of bore sizes for increased fuel mixture flow to match engine modificaiton.
  2. A wide range of tuning compontents to allow precise fuel mixture
  3. Same basic carb used since early 70's or earlier.
  4. Parts availability everywhere!

Mounting Dimensions | Standard Specifications | VM Parts List

These are the most popular high performance singles carburetors in the sport of motorcycling.

 

Mikuni's VM Series round slide single carburetors have proven themselves as the performance standard for use in any single cylinder motorcycle and ATV applications for motocross, enduro and trail riding, to flat track racing and road racing on both 2-stroke and 4-stroke engines.

Applications for many models. Just ask!

VM Series Round Slide Carburetor Dimensions

MODEL
VM16
VM18
VM20
VM22
VM26
VM28
VM30
VM32
VM34
VM36
VM38
VM40
VM44
A Spigot OD
Clamp on 21 ID
Clamp on 22 ID
Flange 50.8 Bolt Ctr.
Flange 49 Bolt Ctr.
35
35
40
43
52
B LOA
67
66
85
93
93
93
102
93
116
C HtOA
95
108
115
114
122
120
37
142
137
152
154
193
D AirOD
28
32
43
43
44
44
58
62
70
Total
Width
61
76.5
82
82
72
83
79

VM Round Slide Single Standard Specifications

 

Carb No.

Size
(mm)
Main Jet
(4/042)
Pilot Jet
(VM22/210)
Needle Jet
(Series No.)
Jet
Needle
Throttle Valve
(Part No.)
Main Air
Jet
(Part No.)
Needle
Valve
(Part No.)
Notes:
VM16-519 16 70
(N100.604)
25 D-8
(165)
3DJ3 2.5 NONE 1.8
(VM15/172)
Clamp on type
VM18-144 18 80 30 O-0
(145)
4F18 3.0
(VM18/158)
2.5
BODY
1.5
(VM15/172)
Clamp on type
VM20-273 20 180 225
(M28/1001)
O-6 / N-6
(239)  (332)
4J13 2.0
(VM20/491)
0.5
(VM13/04)
1.5
(VM15/172)
YSR50 Flange Type
VM22-133 22 100 30 N-8
(257)
4D20 2.0
(VM26/21)
2.5
BODY
2.0
(VM26/26)
Flange Type
VM26-74 26 190 60 N-8
(182)
5F3 2.0
(VM28/56)
0.5
(BS30/97)
2.5
(VM26/26)
 
VM28-49 28 200 60 N-8
(169)
5F21 2.5
(VM28/56)
0.5
(BS30/97)
2.5
(VM26/26)
Discontinued
VM30-83 30 250 40 P-5
(159)
6F5 2.5
(VM34/110)
2.0
(BS30/97)
3.3
(VM34/39)
 
VM32-193 32 200 35 Q-6
(159)
6DP17 3.0
(VM32/65)
2.0
(BS30/97)
3.3
(VM34/39)
Right Side Idle Screw
(Match to VM32-33)
VM32-33 32 200 35 Q-6
(159)
6DP17 3.0
(VM34/110)
2.0
(BS30/97)
3.3
(VM34/39)
 
VM34-168 34 260 35 Q-2
(159)
6DH4 2.5
(VM34/110)
2.0
(BS30/97)
3.3
(VM34/39)
11.5mm. Bell, Lg. Fuel Inlet
VM34-275 34 260 35 Q-2
(159)
6DH4 2.5
(VM32/65)
2.0
(BS30/97)
3.3
(VM34/39)
Right Side Idle Screw
(Match to VM34-168)
VM34-389 34 330 30 Q-0
(159)
6DH3 2.5
(VM32/65)
2.5 Body 1.5 Snowmobile Carb
VM36-4 36 310 35 Q-5
(159)
6FJ6 2.5
(VM36/36)
2.0
(BS30/97)
3.3
(VM34/39)
 
VM38-9 38 330 30 Q-2
(166)
6DP1 2.5
(VM38/24)
0.5
(BS30/97)
3.3
(VM34/39)
 
VM38-21 38 360 40 Q-0
(166)
6DH3 2.5
(VM38/24)
2.5 Body 1.5
(VM28/163)
Snowmobile Carb
VM40-4 40 310 35 AA-5
(224)
7F7 2.5
(VM44/23)
0.5
(BS30/97)
3.3
(VM34/39)
Discontinued
VM44-3 44 310 35 AA-5
(224)
7F7 2.5
(VM44/23)
0.5
(BS30/97)
3.3
(VM34/39)
 
VM44-7 44 540 35 AA-5
(224)
7DH2 1.5
(VM40/02)
0.7
(BS30/97)
1.5
(VM28/163)
Snowmobile Carb

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