This USDM '11F0' board type Non-VTEC to VTEC ECU Conversion kit contains the necessary components to properly convert your Non-VTEC ECU to VTEC. After the conversion, your ECU will be electronically equivalent to a factory P28 ECU.
NOTE: You must also install a VTEC engine ROM into the ECU. (Will not operate VTEC engine with a non-VTEC engine ROM/Chip)click here for installation Instructions
To check that this is the correct VTEC conversion kit for your OBD1 ECU, unscrew to top cover of your ECU and make sure your ECU board number has '11F0' in it as pictured below: