This BorgWarner EFR B1 63mm turbine housing with .85 a/r and V-band inlet offers a housing option for EFR turbo builds that use a 63mm turbine and V-band inlet connections. The single-scroll geometry and flange selection are intended to align with specific compressor and turbine pairings for correct spool and fitment in EFR B1 turbocharger assemblies.
BorgWarner Turbine Housing EFR B1 63mm .85 VOF V-Band Inlet WG