喷油嘴：当电磁线圈通电时，产生吸力，针阀被度吸起，打开喷孔，燃油经针阀头部的轴针与喷孔之间的环形间隙高速喷出，形成雾状，利于燃烧充分。
喷油嘴是柴油机燃料供给系统的三对精密偶件之一。
一、喷油嘴卡的主要原因： 柴油不清洁，高压油管内有杂质，TMH GK加速了喷油器针阀偶件的磨损，使针阀偶件关闭不严，燃烧室内高压燃气反窜，烧坏针阀偶件。
| 喷油嘴 | S | DLLA150S6771 | DLLA150S6771 |
| 喷油嘴 | S | 5621777 | DLLA150S6730CF |
| 喷油嘴 | S | 0 433 270 181 | DLLA150S6705 |
| 喷油嘴 | S | 0 433 271 6666 | DLLA150S6666 |
| 喷油嘴 | S | 5621649 | DLLA150S6602 |
| 喷油嘴 | S | DLLA150S6225 | DLLA150S6225 |
| 喷油嘴 | S | 0 433 271 299 | DLLA150S616 |
| 喷油嘴 | S | 0 433 271 298 | DLLA150S615 |
| 喷油嘴 | S | 0 433 271 280 | DLLA150S582 |
| 喷油嘴 | S | DLLA150S580 | DLLA150S580 |
| 喷油嘴 | S | DLLA150S570 | DLLA150S570 |
| 喷油嘴 | S | DLLA150S560 | DLLA150S560 |
| 喷油嘴 | S | DLLA150S550 | DLLA150S550 |
| 喷油嘴 | S | 0 433 271 258 | DLLA150S548 |
| 喷油嘴 | S | DLLA150S51F | DLLA150S51F |
| 喷油嘴 | S | DLLA150S494 | DLLA150S494 |
| 喷油嘴 | S | 0 433 271 214 | DLLA150S469 |
| 喷油嘴 | S | 0 433 271 212 | DLLA150S467 |
| 喷油嘴 | S | DLLA150S437D | DLLA150S437D |
| 喷油嘴 | S | DLLA150S435 | DLLA150S435 |
| 喷油嘴 | S | DLLA150S417 | DLLA150S417 |
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