Sun gear 4l80e
#13
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iTrader: (1)
Actually 91-96. In 97 they went to a center lube so the hole in the SG is actually much smaller than the pic above.
Yes the chamfer side needs to go down otherwise you will have issues with the direct drum hitting the center support.
The replacement washer you have is the 200C/200-4R sunshell to low/reverse clutch housing washer. The standard one is .060 thick and they have another one they offer the is .080 thick. By installing the thicker washer in this location you can take some slop out of the reaction carrier to output carrier. Basically reduce how much its floating around in there as the rotating assembly is going through the various gears. Its also an added bonus that the washer you got is wider than the factory washer!
The replacement washer you have is the 200C/200-4R sunshell to low/reverse clutch housing washer. The standard one is .060 thick and they have another one they offer the is .080 thick. By installing the thicker washer in this location you can take some slop out of the reaction carrier to output carrier. Basically reduce how much its floating around in there as the rotating assembly is going through the various gears. Its also an added bonus that the washer you got is wider than the factory washer!
#18
Looks like a lube failure. You need to put a flowmeter on the cooler line after the cooler to see what you are getting for flow.
Do you have the extended fitting in the rear?
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Abuckeye
GM Drivetrain & Suspension
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08-19-2015 06:11 PM