WTB: Working SI board

[JPL]

late model 325i. lets hear it.

[O 16581 72452 5]

I feel like a 'tard, but what's the SI board?

[JPL]

"SI" stands for service indicator. controls the tach, among other things.

[O 16581 72452 5]

Probably could get you one if you could give me a picture.