Firstfives.org

Hello

I have been perusing the M30b35 swap FAQ page for a long time and I am finding a couple pieces of information that are either not quite well presented or does not have information available.
I am currently swapping a 91 m30b35 into my 77 530I after my transmission and engine have both ...

Pic attached of the dirt. It’s tucked way back where a vacuum will never reach

hi,
While replacing the blower motor on my ’77 530I, I found copious amounts of dirt and debris all over the heater core. I I’m expecting to need to pull the dash out to access the top to clean, is this a valid assumption? Once I have access, I’m going to clean the debris and use a good foam ...

Hi,
I’m currently in the middle of putting together an m106 to throw in my ’77 because I found a STEAL on it.

Out of recommendations from others, I’m ditching motronic and going to an ms3x standalone in order to be more effecient and allow myself to use modern parts, a necessity given I daily ...

Hi,
My ‘77 has a pretty significant amount of rust on the rear right wheel arch / tower. Specifically where the shock mounts and into the trunk. I understand this is a common location for rust to form.

Anyways, before you tell me it is beyond reasonable repair, I am stubborn and like my car ...