Thinking about buying this aftermarket vacuum pump for my 190D. Good idea or bad idea?Mercedes Vacuum Pump 190D 300D 300SD 350SD 350SDL E300D S350 New | eBay

I don't see a brand name.

If a vacuum pump fails, your motor could be toast. So I would only buy a brand name (Pierburg) replacment.

__________________
87' 300DT (Grey w/ red leather)
87' 300TDT (silver w/ palamino tex) SOLD

2012 VW JSW TDI (on tdiclub.com all the time "btcost")

I have the original vacuum pump on it still, my car has 300,000 miles on it