Not sure if I remember every step, but should be close. Remove the big cover, remove the clutch plates and drive shaft. Remove a snap ring holding the clutch brake drum on the splined bull pinion shaft. 6 special bolts hold the plate cover was atached to. After the plate is removed pull the adapter piece that takes the place of the IH bull pinion retainer and then the M&W bull pinion. After the clutch plates are out of the drum you may be able to remove the special bolts through the holes in the drum and pull all out at the same time. Think I did that once but can't remember for sure. No need to remove the differential and bull pinion bearing support housing. Use regular size bolts to replace the special bolts retaining the housing. 400 will have all the parts needed to put back like IH. Good time to put a new seal in the bull pinion bearing retainer and maybe a O ring on it if needed.
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Today's Featured Article - Two-Brush Generators - by Chris Pratt. Whether for product liability or because the aftermarket parts and labor business is lucrative, this concept is disturbingly prevalent. Fortunately when you step into your shop and make that jump 50 years back in time to work with your old tractor, this concept goes out the window. Even so, when it comes to the charging system, people quickly revert to this idea and start replacing the major components one at a time until it works. The reason you don't find any decals in your replacement set wit
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