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Classic Kawasaki |
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| 28mm VM28SC | Z1 & early Z1-A |
| Main Jet | 112.5 |
| Air Jet | 1.0 |
| Needle Jet | P-8 |
| Jet Needle | 5J9-3 - last number is the clip position where 1 is at the top of the needle (leanest) and 5 is at the bottom (richest) |
| Throttle valve (slide) | 2.5mm cutaway |
| Pilot Jet | 20.0 |
| Air Screw setting | 1 1/2 turns out |
| 28mm (VM28SC) | Late Z1-A & all Z1-B |
| Main Jet | 112.5 |
| Air Jet | 1.0 |
| Needle Jet | O-8 |
| Jet Needle | 5J9-2 (last number is the clip position) |
| Throttle valve (slide) | 1.5mm cutaway |
| Pilot Jet | 17.5 |
| Air Screw setting | 1 1/4 turns out |
| 26mm (VM26SS) | KZ900A4 & A5 |
| Main Jet | 115 |
| Air Jet | 1.0 |
| Needle Jet | O-6 |
| Jet Needle | 5DL31-3 (last number is the clip position) |
| Throttle valve (slide) | 1.5mm cutaway |
| Pilot Jet | 17.5 |
| Air Screw setting | 1 3/8 turns out |
| 29mm smoothbores | Z1 / KZ900 / KZ1000 |
| Main Jet | 120 |
| Air Jet | 0.9 |
| Needle Jet | O-6 |
| Jet Needle | 5DL31-3 |
| Throttle valve (slide) | 1.5mm cutaway |
| Pilot Jet | 17.5 or 20.0 (or 25 in the later versions) |
| Air Screw setting | 1 1/2 turns out |
| 29mm smoothbores | CB750 |
| Main Jet | 115 |
| Air Jet | 0.9 |
| Needle Jet | O-6 |
| Jet Needle | 5DL31-3 (last number is the clip position) |
| Throttle valve (slide) | 1.5mm cutaway |
| Pilot Jet | 17.5 or 20.0 (or 25 in the later versions) |
| Air Screw setting | 1 1/2 turns out |
| 29mm smoothbores | KZ650 |
| Main Jet | 105 |
| Air Jet | 0.9 |
| Needle Jet | O-4 |
| Jet Needle | 5DL31-3 |
| Throttle valve (slide) | 1.5mm cutaway |
| Pilot Jet | 15 |
| Air Screw setting | 1 1/2 turns out |