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4L60 Check ball on input shaft

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Old 11-28-2011, 09:27 AM
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Default 4L60 Check ball on input shaft

Can that check ball be removed without consequence? Not a builder obviously but, heard of others removing the ball for more of a firmer converter lock-up on other types of GM overdrives. Or am I totally off base on this? Any benefit other than firm lock-up?
Old 11-28-2011, 09:50 AM
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Yes you can remove it and it will cause a firmer lockup apply and this is not and issue.
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Old 11-28-2011, 10:51 AM
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I appreciate your reply. Other than the firmer apply, is there an additional benefit?
Old 12-04-2011, 02:44 PM
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It will make the lockup more like a gear shift. I "do not" recommend taking it out, as the 1995 and up capsules are a "dual feed" setup as compared to the "single feed" of the 1994 & earlier units. The dual feed is fine, and it you want it a little frimer, drill the feed hole in the separator plate to .093" as recommended by TransGo. Use the Isolator valve from TransGo as this will make the lockup an on/off setup. These two recommendations will help torque converter clutch life more than anything, without the torque converter lockup becoming annoying.
Old 12-05-2011, 07:07 PM
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DO NOT DO IT.
if you do not have a harden pump drive on your high stall converter it can split the converter neck area,smash the pump gears
have seen this before along time ago ,your choise!!.



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