HEY I HV A ZC BLOCK AND A SOHC HEAD I DONT KNOW WHAT TYPE OF HEAD BUT I DO KNOW ITS A SOHC.. I GOT IT RUNNING ON A P06 I BELEIVE.. ANYWAYS I KNOW THE P28 IS FOR VTEC SO I GOT ONE BUT MY VTEC DOESNT FUNCTION MY QUESTION IS DOES THE ZC BLOCK WORK WITH VTEC HEADS OR DO I HAVE TO MAKE A LINE FROM THE OIL TO THE VTEC OR IS THE WIRING JUST WRONG I HAVE AN EH2/EG IT HAD A D15B IM PRETTY SURE.. INFORM A BROTHER..