Article by: Paul Axford Applies to: All models with the M30 big six engine (this article was written with a 730i). The 730 and 735 big six automatics all have the ZF 4HP22 4-speed transmission, which is installed on hundreds of thousands of various European cars. Additional models with the […]

Article by: Don Gale Article applies to: all e32 and e34 models. I took some detailed dimensions noting the differences between a large e32 diff vs. medium case e34, for my friend Andrew, who has also has a boosted e32 735i 5-spd: Note: medium case axle hubs may come in […]

Article by: Don Gale Article applies to: all e32 and e34 models. I took some detailed dimensions noting the differences between a large e32 diff vs. medium case e34, for my friend Andrew, who has also has a boosted e32 735i 5-spd: Note: medium case axle hubs may come in […]

Apparently people will tell you that converting an e34 with the Getrag 260/6 to the 265/6 isn’t possible.   I am here to show you that it can be simply done.