Help: Identify SPI throttle body

[Step-a-toe]

I agree with Bennie, it may have been a known system that was very adaptable and reliable in the day it happened. I think the GM Holden Camira system was using a system called MEMCAL and being GM likely had US or Euro source. I think the MEMCAL could be accessed on a computer and reprogrammed. The Camaro stuff might be similar