There are two basic challenges to changing the transmission fluid on the E30 for the DIY’er. The first is to find a 17mm hex (a shallow 17mm at that) to undo the transmission fill and drain plugs. The second challenge is how to actually get new fluid back in because the drain plug is...
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By design E30 shifters are doomed to go sloppy over time because the materials that keep it tight are made out of things like rubber and hard plastic. Here is the no-bullshit way of getting that shifter tight again.   You will need parts 6 and 13 from the dealer. Part 2 from a...
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There is a very high probability that through the life of an E30 the odometer gears will go out. If your odometer gears are original and are still functioning as they should then consider yourself lucky. If you plan to own your E30 for the distant future then it will be worth bookmarking this page!...
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Most every maker of m60/m62 engine mounts currently is basing off the idea of using subframe spacers. I  have covered where this idea of using subframe spacers came from here: https://www.rtsauto.com/mounting-an-m60-m62-without-subframe-spacers-and-without-drivetrain-angle/   Essentially the person who wrote one of the first DIY for the swap used subframe spacers, and because others were religiously following...
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This cool idea is courtesy of bimmerforums member “So Live”: Well, I love my ipod and always will. Im sure many of you are the same way. I have no real reason to buy a whole new head unit other than for my ipod. Ive done some research and found that some people with...
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After having removed the incorrectly installed aftermarket radio (wiring was completely incorrect) out of my E30, I put back in the stock radio that came with my car when I bought it and wired it back to stock. After turning the radio on I noticed a terrible crackling and popping sound when I would...
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Contrary to popular belief you do not need a reset “tool” to reset the service indicator and inspection lights on your dash. All you need is a simple piece of wire (strip both ends): This wire will act as a jumper wire between two terminals. Some people suggest using a wire with a fuse...
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Where and how to access ECU: I have tried to illustrate where and how to access the ECU, it is in the glove box compartment. To access it open your glove box and undo the two screws holding the plastic cover that is at the “ceiling” of the glove box compartment, under there you...
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M20 E30 engines are flat tappet engines and require periodic valve adjustments. The loved and distinctive sound of M20 ticking especially when cold, is because of the flat tappet design. The reasons to adjust your valves includes increased compression because both intake and exhaust valves close fully. Increased fuel economy, and generally improved performance....
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Changing the engine mounts is a fairly simple concept, however knowing some tips and tricks makes the process a lot quicker. I found it easier to lift the engine and change one mount at a time. I did not have to lift the car to do this job. Both sides: Undo the top nuts...
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