My question is, How do you tell 1 Bosch injector from another.
I have a set here, but from what I understand, the ones from India are not as good as those from Germany......How do I tell where these were made?

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81 Mercedes 300SD 289k.......SOLD
82 Mercedes 300CD 252k......slow ride

82 mercedes 300 SD...mi Unknown
83 Mercedes 300D ????ksniff..gone too
84 Mercedes 300D 148k........SOLD
85 Mercedes 300TD 386k and holding some one elses project