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View Full Version : SBEC TBI or Turbo



bfarroo
10-26-2011, 09:37 PM
I picked up a 91 SBEC that was suppose to be from a turbo car. It has a SBEC 522 chip in it. I can't read the number on the outside of the case but the VIN they had associated with it lists it as a TBI. what else identifies a SBEC as TBI or Turbo. It has two heat sinks also.

135sohc
10-26-2011, 10:03 PM
Its a TBI unit. 3 heatsinks is turbo, 2 is tbi (dont know about T3 though).