Catalogue
Fuel System · Keihin
Carburetor Main Jet #145
Metric Verified
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Top photographersSpecification
- OEM no.
- 99101-357-1450
- System
- METRIC
- Thread
- M5x0.75
- Dimensions
- Hex head, 1.45mm orifice
Metric fasteners & sizes (mm, M-thread). Use metric tools.
Torque specs
| Fastener | Nm | ft-lb | in-lb |
|---|---|---|---|
| Main jet | 2 | 1.48 | 17.7 |
Typical values. Always confirm against your service manual.
Metric ⇄ Imperial
- M5x0.750.197in dia · 33.9 TPI
- 1.45mm0.057in
Fitment notes
Keihin large-hex style. Not interchangeable with Mikuni hex jets (different thread).
Compatible bikes
- Honda XR650R 2000-2007
- Honda CRF450R 2002-2008
- Kawasaki KX250F (Keihin FCR)
Interchangeable parts
Keihin Large Hex Jet
N424-21-145Keihin FCR/CR universal
Direct fit
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