4L80e/4L85e mate to early Gen 1 SB/BB (dual bolt pattern - 10.75" and 11.5")
Chevrolet Performance SuperMatic Torque Converters!
The SuperMatic Torque convertors from Chevrolet Performance are designed to provide long life when matched with a SuperMatic Transmission.
Each converter incorporates the following features:• Steel Billet Front Cover
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