I see to have a seal that has failled in the turbo. This would be the Garrett T25. How does one tell which turbo rebuild kit should be purchased. Some ask if it is a dynamic seal or a carbon seal. Some kits are $30 some are $140. I just am looking into this any help is welcome.

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92 e300d2.5t
01 e320
05 cdi
85 chev c10