Gears / Transmission

Extensive notes with more detailed explanation of the gear detent selector components.
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This work is much easier to complete while the engine is out of the car and is certainly something that should be investigated during an engine overhaul. With many of these assemblies approaching fifty years old – many different people may have dismantled and adjusted parts each with varying skill levels. Measurement of these moving … Read more
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Jumping out of 4th gear is not unusual for the Sachs 200 engine as most shifting is done between third and fourth when on the open road. This was always a difficult problem to solve and there were cases that even the factory mechanics could not cure. However, it is not common for the other … Read more
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My Messerschmitt arrived, as do most restoration projects, as a rusty hulk and a pile of bits. At least the engine was fitted, well “just” actually. It was secured in place by a single bolt (without a nut!) and none of the services were connected. It seemed the lowest of the priorities, until the body … Read more
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First of all you should realize that the way the Sachs engine is designed, it is impossible to have shifting or jumping-out-of-gear problems. But, since this appears to be happening to many club members, we should look at the possible causes: Jumping out of gear can be caused by 4 different conditions: Improper shifting Neutral … Read more
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All gears can have different ratios in a SACHS engine. By following these instructions you will be able to find out what ratios are in the gearbox without taking it apart: Select first gear, and then turn the crankshaft 31 revolutions. Take out the plug will make it a bit easier. If the mainshaft turns 4 revolutions you … Read more
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