TechTalk:        Mikuni Jetting Parts List
Description Part No. Available Sizes 40PHH-97, 98
44PHH-41, 42
Main Jet
N100.604
50-210 (incresments of 2.5) 220, 240, 250
x
x
Pilot Jet
N101.043
 25-110 (increments of 5)
x
x
Air Jet
B42/56
  60-300 (increments of 10
x
  
B42/55
  60-300 (increments of 10  
x
Pump Nozzle
N121.033
  30-60 (increments of 5) 60-90 (increments of10)
x
  
N102.202
   30-60 (increments of 5) 60-90 (increments of10)  
x
 Venturi, Large
 N107.013
 30, 32, 34
 x
  
N121.015
 31, 32
 x
 
N107.014
 36
 x
 
N107.203
 33, 34, 35, 37
 
 x
N107.233
 39, 40, 41
  
 x
Venturi, Small N101.186 ID   ---  OD
x
  
8.5              14
 N101.119
10.5             14 
 x
 
 N107.032
10.5             16 
 x
 
 N121.106
12                16 
 x
 
 N101.205
10.5             14 
 
 x
 Needle Valve
N115.037
 1.2, 1.5, 1.8, 2.0
x 
 x
Jet Block
(emulsion Tube)		 N101.188 Well Diameter          Outer Hole   x  
 5.8                     6 x 2.5 & 4 x 1.5 
N107.240 (1)
5.8                     6 x 2.5 & 4 x 1.5 
 x
 
N101.051
6.0                     6 x 2.5 & 4 x 1.5 
 x
 
N101.253
 Well Diameter
Bleed Hole 
Marking
 
x
 9.0
8 x 1.0
OB
N101.253
 9.0
8 x 1.2
OA
 
x
 N107.242 (2)
9.0
8 x 1.0
OB
 
x
 N107.242 (3)
9.0 
8 x 1.2 
OA
 
x
N101.174
9.4 
8 x 1.0 
4B 
 
x
N101.174
9.4 
8 x 1.2
4A 
 
x
Bleed Pipe
(Main)		 N101.190 
 
No. 1
No.2
No. 3
No. 4
No. 5
No. 6
x 
 
M
 
 
1.2 x 2
1.2 x 2
1.2 x 2
1.2 x 2
N
1.2 x 2
1.2 x 2
1.3 x 2
1.3 x 2
1.3 x 2
1.3 x 2
x
 
P
  
1.2 x 2
1.3 x 2
1.3 x 2
1.3 x 2
1.3 x 2
x
 
Q
1.2 x 4
1.2 x 4
  
1.2 x 2
1.2 x 2
1.2 x 2
x
 
R
    
1.2 x 4
1.2 x 2
1.2 x 2
  
x
  
Air Funnel
N101.193
 Overall Length
x
  
25mm
N101.157
50mm, 75mm, 100mm, 150mm
x
  
N101.240
50mm
  
x
N101.207
75mm
  
x
N101.271
120mm
  
x

(1) 22mm longer than N101.188
(2) 22mm longer than N101.253 OB
(2) 22mm longer than N101.253 OA