Keihin PWK 28 Needles
Part Number
N427-46***
Needle to fit in the slide, provides the precise fuel metering between closed and full throttle openings.
To fit Keihin PWK 28 carburettors.
Also fits the PE26 carb.
Keihin part number N427-46***
The needle is a part of the carbruettor that wears over time as it slides in and out of the needle jet, so if the bike is running rich around 1/8 to 1/4 throttle, I'd recommend replacing both of these with the same as original before trying different needles.
Keihin PWK 28 Needle Chart Data:
| Mark | Taper A | Length L1 | Diameter D |
|---|---|---|---|
| A | 1° 0' | 18.2 | 2.365 |
| B | 1° 15' | 18.65 | 2.375 |
| C | 1° 34' | 20 | 2.385 |
| D | 1° 45' | 20.45 | 2.395 |
| E | 2° 0' | 21.8 | 2.405 |
| F | 2° 15' | 22.25 | 2.415 |
| G | 2° 26' | 23.6 | 2.425 |
| H | 2° 45' | 24.05 | 2.435 |
| J | 3° 0' | 25.4 | 2.445 |
| K | 3° 15' | 25.85 | 2.455 |
| L | 3° 33' | 27.2 | 2.465 |
| M | 3° 50' | 27.65 | 2.475 |
| N | 4° 0' | 29 | 2.485 |
| P | 2.495 | ||
| Q | 2.505 | ||
| R | 2.515 | ||
| S | 2.525 | ||
| T | 2.535 | ||
| U | 2.545 | ||
| V | 2.555 | ||
| W | 2.565 | ||
| X | 2.575 | ||
| Y | 2.585 | ||
| Z | 2.595 |
Part numbers:
| Size | Keihin Part No | Sherco Part No | Beta Part No |
|---|---|---|---|
| JJH | N427-46JJH | 1341 | 2894282 000 |
| JFH | N427-46JFH | 1340 | |
| JJJ | N427-46JJJ | 2894281 000 | |
| JJK | N427-46JJK | 2894283 000 | |
| JJG | N427-46JJG | 2894284 000 |
|
| JHL | N427-46JHL | 2894285 000 | |
| JHG | N427-46JHG | 2894286 000 | |
| JHN | N427-46JHN | 2894287 000 |
|
| LML | N427-46LML | 2894269 000 |
| Manufacturer | Keihin |
|---|---|
| Sherco Part Code | 1340, 1341 |
| Beta Part Code | 2894282 000, 2894281 000, 2894283 000, 2894284 000, 2894285 000, 2894286 000, 2894287 000, 2894269 000 |
| Year | 2007, 2008, 2009 |
| Model | 320 |
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