Seller notes

Item for sale: Restore smooth idling, proper running and fuel economy to your classic Mercedes M103 Inline six. These mechanical Bosch injectors have a lifespan of about 75,000-150,000 miles depending on conditions. They cannot be rebuilt, only cleaned! So your current injectors are probably more than overdue for replacement. Old injectors can have poor spray patterns or weak springs that allow fuel to leak down into the cylinder after engine shut-off, both of which affect fuel economy and perfo...

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