well u see. i got a ej1 coupe. and i just got a new computer from my homeboy. now the ecu is a jdm p91. i dont know what the hell a p91 is but i wanted to kow the specs on it. and iyt seems that the vtec wont bang nor rang out in my car. so can someone please give the run down

 

hondata doesnt even list a p91. u sure thats what it is?

 

guys im for real they make a p91. its the jap spec soingle cam ecu. but for some reason i swear when i rev pass five grand im not seeing vtec crossover