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Old 10-28-2012, 07:43 PM
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FWIW I use type f in all my GM trannys. The only difference I know of is Dex has friction modifiers and type f does not. So, as I understand it, you'll have less clutch slippage when using type f in GM trannys. I've had a couple of TH400s with 100k on them without issue.
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