LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Trans issues after tune

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Old Jul 21, 2016 | 03:52 PM
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Default Trans issues after tune

SO I have 94 z28 with a 355,upgraded valve springs,hardens pushrods,guidplates,1.6 roller rockers stock heads and intake cam specs are int 219 exh 225 @.050 duration
Lsa:111.0 valve lift:565, 574

The issue I am having is the engine sounds strong but when its in gear I feel otherwise,before I had the stock cam,and same Trans and it was very stout Little engine 355 with open shorty's and no tune I was very Confident in the car before these mods now with these bolt ons and a tune I feel faster stock not sure what to do just trying to reach out for help.....
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Old Jul 21, 2016 | 05:04 PM
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Auto or stick?
Stock stall?
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Old Jul 21, 2016 | 05:11 PM
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Auto stock stall have a tune for a 3200 stall just haven't put it in yet
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Old Jul 21, 2016 | 06:40 PM
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Originally Posted by dagridiron01
Auto stock stall have a tune for a 3200 stall just haven't put it in yet
so you had a tune done for a higher stall TC but still have the stock TC in...and wonder why the tranny feels different...
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Old Jul 21, 2016 | 06:47 PM
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Yeah....... Would the stall not being installed yet make it feel like turd?
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Old Jul 21, 2016 | 10:45 PM
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Originally Posted by dagridiron01
Yeah....... Would the stall not being installed yet make it feel like turd?
Yes it would.. You have a cam that moves that power band up.. You need a stall to get into your power band quicker..
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Old Jul 21, 2016 | 10:54 PM
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Thanks was starting to get discourage on this for a minute
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Old Jul 23, 2016 | 03:28 PM
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I'm starting to think that this transmission is just trash, can't physically feell it sliping but something's wrong with it skips shifts when in part throttle when kicks down a gear it hangs up and goes into limp mode.just needing some advice if anybody has the time.
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