For customers that need to service or update their BNR 600 v1 turbochargers! This Center Housing Rotating assembly update drops right into the the 600 Version 1! Enjoy better response and more peak power with this BNR G30-770 compressor aero! Don't rebuild that used CHRA just buy one new! CHRA comes with: VSR Balanced BNR G770 compressor wheel Compressor housing O ring oil outlet gasket (4) 14mm copper washers (4) 12mm copper washers BNR decal 1 year warranty