Topic: Engine

Reconditioning M70 Throttle Bodies

Article by: G. Bowers Article applies to: All models with the M70 V12 engine. My 1990 BMW 750il was not idling well, and I was starting to get “EML” errors on startup. The “EML” light would stay on when I started the car, and the engine would run in “limp […]

Bosch Injector Rebuild

Article by: Michael Oswald Article applies to: all BMW models with the low impedance Bosch injectors. Problem: After installing a Perfect Power SMT-6 piggyback computer, I wanted to install new / used Bosch 24# blue top injectors. The SMT-6 has already been set up for these injectors. So, I went […]

The BMW Nikasil Issue

Article by: Simon Worby Article applies to: E31, E32, E34, E36, and E38 models with aluminum blocks most notably the following: 320i, 323i, 328i, 520i, 523i, 528i, 530i, 540i, 728i, 730i, 740i(l), 840i What is the “Nikasil issue”? The “Nikasil issue” is a serious problem that affects all BMW motor […]

e32 AFM to MAF Conversion

Article by: Sp33dy Article applies to: all models with the m20 and m30 engines (Motronic only – not L-Jetronic).   This guide serves to provide owners of BMW M20 or M30 outfitted cars as an alternative to the standard Air Flow Meter (AFM) air metering device found on these engines. […]

Timing Chain Tensioner (V8)

Article by:Jblindy Article applies to: all models with the M60/M62/S62 V8 engine. Symptoms were a diesel-like rattle on start up after sitting for a few hours. Tools needed: Part needed: To begin, you will need to remove the air box. Un-clip the 4 clips and loosen the hose clamp to […]