TH400 rebuild tech
(→Main case bushing replacement) |
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If you plan on using a rear torrington-type bearing you want to place the bushing ever so slightly protruding to the front, so that it will locate the bearing. | If you plan on using a rear torrington-type bearing you want to place the bushing ever so slightly protruding to the front, so that it will locate the bearing. | ||
| − | I use a | + | I use a T-350 pump - direct drum bearing from a later style TH350. These can be ordered new (preferred). This torrington bearing replaces the stock thrust washer and rear selective tang washer in the TH400. |
Pictured here, bearing is at the top: | Pictured here, bearing is at the top: | ||
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| − | The total thickness of the bearing as compared to the thrust and selective is very close, it is usually about 0.150" | + | The total thickness of the bearing as compared to the thrust and selective is very close, it is usually about 0.150" . |
[[file:Rear-bearing-measure.jpg]] | [[file:Rear-bearing-measure.jpg]] | ||
| − | It is best to adjust rear | + | It is best to adjust rear end play on the tight side. On a TH400 (unless it has straight cut planetary gears) the planets will try to thrust load against the case bearing and the center support. |
===Rear planetary setup=== | ===Rear planetary setup=== | ||
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