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KC valve body ?

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JDSfastGN

Well-Known Member
Joined
Jun 16, 2001
Messages
3,506
Im not a valve body expert but recently installed a KC on my GN. Worked great with a stock governor. 5850 quick firm shifts. The only downside is that my car wants to downshift into 2nd gear at 70-73 mph still. It feels great when it does this at 60ish, but at 65+it doesn't want anything to do with it and falls on its face (not a slipping or binding, just something the car doesn't like). What valve do I need to adjust to get my 3-2 downshift around 60 and below? I should say these my indicated mph since I have 3.23s in the rear my speedo readings are about 8-10% off. Any help would be appreciated. It does have the 3-2 control valve mod, CKs newest plate, KC valve body etc...
 
You may try to take a click or 2 out of hte cable and see if it gets better without affecting the upshift
 
Otto I will try the TV and see what that does. If that does not do the trick and I have to do the 2-3 shift valve is there a specific one I should use? Is the one out of my BRF smaller than a KC? Will this adversely affect my 2-3 shift rpm? Thanks guys.
 
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