I will clean it fully and trying to find any info based on the pcb in my spare time,
but I think temporarily it's a stopped project because I have a lot of other tasks on my car.
I will report when I find something.
Thanks again the tips!

It looks it have a connector (like the older floppy IDE cables): http://kepfeltoltes.hu/120714/1012191360P1010031_www.kepfeltoltes.hu_.jpg and it not an EPROM but looks it's a PIC (so, probably it can be programming from the "IDE" connector). Anyone have information about this IC (Delco 16...

I got an another one from a Kadett. It is same part no., but it's labeled BM. Hopefully will be working fine (especially after the disassemble :) )! http://kepfeltoltes.hu/120714/508540223P1010011_www.kepfeltoltes.hu_.jpg The beginning of the disassembling: http://kepfeltoltes.hu/120714/443963908P10...

This is my (BL) spark timing control module:

The pins are texted (P N M L K J H G F E D C B A):

Thanks the reply!
The GM number is matching, but it not too openable easily without any damage.
Maybe I will buy an another used one to get experiment
Hopefully I will be return soon with a result!

Hi All! I have an Opel Corsa A (1987) with 13NB engine. It's a carbureator engine but electronic pre-ignition controlled (probably GM 16061110 BL but I will check). I want to install bike carbs in the future and using E85 for example. I didn't open the "box" YET, therefore I don't know thi...