TH400 rebuild tech

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 ===Full manual shift modifications===
 FULL manual shifts means just that. You must move the shifter for every shift up or down. NO Automatic shifts
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 [[image:Gov_tube_holes.jpg]]
-A new 0.110" (#35 or 7/64" bit) hole in the proper place needs to be drilled to loop the governor fluid. Check photos here for location
+A new .110" (#35 or 7/64" bit) hole in the proper place needs to be drilled to loop the governor fluid. Check photos here for location
 [[file:T-400_full_manual_loop03.jpg]]
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 You can plug the hole with a brass dowel or a check ball. To use a check ball you will have to first drill the hole larger and then drive the check ball in place.
-Drill the marked holes at 0.125" (1/8") for street use.
+Drill the marked holes at .125" (1/8") for street use.
-For a heavy duty application : 3rd gear shift use 0.150" drill (#25 bit, 0.1495") and leave the 1-2 check ball out. Caution a 34 element sprag needs to used with the 1-2 check ball removed.
+For a heavy duty application : 3rd gear shift use .150" drill (#25 bit, .149) and leave the 1-2 check ball out. Caution a 34 element sprag needs to used with the 1-2 check ball removed.
 [[file:T-400feed-holes.jpg]]

Revision as of 21:37, 24 July 2011