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Top > Carburetors and Carburetor Parts > Carburetors & Parts by Carburetor Manufacturer > Keihin > Keihin Jetting Components > Keihin Jet Needles > KEIHIN N427-46 Jet Needles > N427-46 Jetting Chart
N427-46 Jet Needles. For Keihin PE26, PE28, PWK28
N427-46 Jetting Chart
Taper (A)
in degrees
(L1) length
in mm
 
 
Diameter (d-1) mm Scroll down
for L-S
D=2.395
E=2.405
F=2.415
G=2.425
H=2.435
J=2.445
K=2.455
G
2° 26'
F=22.25
Rich
 
 
 
 
 
J=25.40
Lean
 
 
 
 
 
H
2° 45'
F=22.25
Rich
 
 
 
K=25.85
 
 
 
L=27.20
Lean
 
 
 
 
J
3° 00'
F=22.25
Rich
 
 
 
 
 
G=23.60
 
 
 
 
 
 
 
 
J=25.40
Lean
L=27.20
Rich
 
 
 
K
3° 15'
L=27.20
Lean
 
 
 
L
3° 33'
G=23.60
Rich
 
 
 
 
 
J=25.40
Lean
 
 
 
 
M
3° 50'
J=25.40
Rich
 
 
 
 
 
 
 
L=27.20
Lean
 
 
 
 
 
 
 
 
Taper (A)
in degrees
(L1) length
in mm
 
 
Diameter (d-1) mm Scroll up
for D-K
L=2.465
M=2.475
N=2.485
P=2.495
Q=2.505
S=2.515
 
G
2° 26'
F=22.25
Rich
 
 
 
 
 
 
 
J=25.40
Lean
 
 
 
 
 
 
 
H
2° 45'
F=22.25
Rich
 
 
 
 
 
 
 
K=25.85
 
 
 
 
 
 
 
L=27.20
Lean
 
 
 
 
 
 
 
J
3° 00'
F=22.25
Rich
 
 
G=23.60
 
 
 
 
 
J=25.40
Lean
 
 
L=27.20
Rich
 
 
 
 
 
 
 
K
3° 15'
L=27.20
Lean
 
 
 
 
 
 
 
L
3° 33'
G=23.60
Rich
 
 
 
J=25.40
Lean
 
 
 
 
 
 
 
M
3° 50'
J=25.40
Rich
 
 
 
 
L=27.20
Lean
 
 
 

 


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