Use with LSA, LSX454 and LSX454R crate engines with 8-bolt crankshaft flange.
Includes flexplate, adapter hub and hardware
Provides the correct converter pilot support for production 4L80/85 style torque converters
Conventional 6-bolt flexplates do not bolt up to the LSA and LSX454 engines - This adapter kit must be used with Supermatic 4L85 transmission and torque converter 24217235
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