Wow good info 180.
but it makes wonder how pulley this works:

i know this is for an M113 but isnt the M112 the same minus 2 cyl

https://benzperformanceparts.com.au/...d-pulley-combo

anyhoo i contacted the guy there and he said, yes he can supply a pulley for our 32 and that i would just need EC to adjust the ecu tune .
?? its all very confusing.
I have emailed Eurocharged about it.