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Need some help Tuning my Converter

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Old May 19, 2007 | 08:47 AM
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From: Shelby Twp. Mich
Question Need some help Tuning my Converter

Ok I have a Yank SS3800 ,How do I want to set lock up mph to tps%?Generally how much higher do I need to set the TC apply over mph at a given tps%?Say I am in 3rd gear going to 4th at 12.5% TPS my mph at 36 where should my tc lock ? Thanks for the Help
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Old May 19, 2007 | 02:00 PM
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Start off with looking for the onset of TCC slip in normal
driving. If the clutch isn't holding then unlock it at that
TPS/MPH so you don't scrub it to death. Conversely look
for where you'd prefer it to unlock and hit powerband for
you even if it's holding.

I don't think there's any big difference between converters
in the performance sense here but clutch torque capacity
and slip-at-load durability sure do vary.

I like the 4th gear lockup to be a couple or three MPH above
the shiftpoint MPH at low pedal. What you want to do for high
pedal lockup, I dunno.
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Old May 28, 2007 | 09:18 PM
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From: Shelby Twp. Mich
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Thanks for the info Jimmyblue ,will get back on this topic after my tuner gets it running right on the Dyno and WB...
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