I feel a little stupid. I really want to do this. My 300td shifts like junk. Kinda sloppy all over, and really hard 1-2. What kind of gauge do I use to measure the vacuum?? Where do I connect it to test the 15" reading? What purpose do the bb's serve?

I know, I feel stupid.

Thanks,
Chris

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'90 300SE --- 173k miles --- (Odometer just stopped working!)

'85 Cali 300D --- 193500 miles --- (Second one) Sold Nov '10

'82 300TDT --- 236,xxx miles --- (My first one) Sold July '09