![I am the proud new owner of a completely rebuilt M30B35 (from a 1990s E34 535i) to implant into my 1985 325e... I'm so excited to start this project! : r/E30 I am the proud new owner of a completely rebuilt M30B35 (from a 1990s E34 535i) to implant into my 1985 325e... I'm so excited to start this project! : r/E30](https://i.redd.it/256niu00eek41.jpg)
I am the proud new owner of a completely rebuilt M30B35 (from a 1990s E34 535i) to implant into my 1985 325e... I'm so excited to start this project! : r/E30
BimmerHeads - We recently built this 3.5L M30 engine and swapped it in to this E12. Along with a Motronic 1.3 upgrade, this E12 runs better than ever! 🏁 #bimmerheads #bmw #e12 #
![Just pulled the head off my M30b35 (535i e34 engine) for a small head rebuild. Experienced techs - should I do anything about this carbon build on the top of the pistons? Just pulled the head off my M30b35 (535i e34 engine) for a small head rebuild. Experienced techs - should I do anything about this carbon build on the top of the pistons?](https://i.redd.it/y7se9cq8e9e81.jpg)