700r4 DIY / Homemade custom Tools
These photos show how you can avoid the expense of buying the genuine GM tools for that are used to rebuild the 700R4 gearbox.
Instead of tool J23327, This simple tool is used for compressing the spring assemblies
to remove the circlip on the drum. Same tool also works for removing the low piston
from the case. Lip seal installer made from welding rod and Mylar sheet used for
guiding seals in -
Instead of Tool T-
This is how you can make your own spring compressor instead of tool J23456
Instead of tool J29714 this photo shows how you can compress the servo cover.
Instead of tool J33037 for checking the length of the servo apply pin, simply reassemble the servo cover without any seals and press down on the cover as seen above. You want about 1/8" of travel.
You dont need tool J29837 Output shaft support. Just make sure it doesn't drop out when you remove the input carrier snap ring.
I have bought a Sealey 1/2 ton transmission jack (500CEW) and made a full-