Get it if it's got the correct MB plug, that's a bargain worth trying even if it doesn't work out. If it doesn't have the correct plug I'd just get the Bosch 19353, solder it, and declare victory.

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'02 BMW 325i
'85 300D 450k
'93 190E 2.6 170k(killed by tree)
'08 Ducati Hypermotard 1100S 6k
'06 Ducati S2R800 14k(sold)