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I HAVE A 92 PRELUDE WIT A H22a4 SWAP OFF A 1999, EVERYTHING IS STOCK WIT A STOCK OBD1 P13 ECU. EVERYTHING WAS CONVERTED OVER TO OBD1, AND IM WONDERING IF I WOULD PAST STATE REF.
probably not. you can read the rules if you go the arb website. if you put in a obd2 engine that's fine, but you probably have to run it obd2 also (according to the regs).