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i may not know much about these hondas but well i know enough to put a vtec head on a b20 so call bull shit all you want but i have the proof

ok smart guy go to www.autozone.com check the head set for a 1991 prelude dohc 2.0l wright down the part number then and get the part number for a 1993 1.6l vtec and you will be proved wrong

well folks my 91 prelude with a orignal b20 now has a vtec head out of a 93 hatch 1.6l and it runs perfectly my mini me or my frenkinstine :)

ok here is what i have recently found a 03 honda civic 4door automatic with a e23a1 i will not keep the civic insted of my prelude so my question is how much modification would have to be dont to make this vtec engine work in my car? is the ecm compatable?

well hell dosent that suck for me well off to hunting for a 2.2vtec and ecm thanks so much for all of yalls help

i run a muffler shop and it just depends on the year of your vehicle as to if it will hurt or help you will have alot better air flow out but still in alot of vehicles obd2 mostly you have to have proper back pressure

no a resonator is going to make your car ALOT louder if you have no cat and no resonator you will not be able to hear your self think it does gain hp is some cases but without the proper back pressure it will be hard to feel the diffrence

well ive always wanted the 4ws square body style. but sence its a clean car with only 90xxx miles i figured ide take it for 400bucks. if i wanted to make a good easy head swap that matches what would be the one you would look for to put on the b20 fully stock but when the head i get i plan on...

ok well let me ask this then would I gain any hp by putting on a ls/b18 non vtec head instead of getting orignal b20 head worked

hey folks im usually a classic american type guy but i just had to try my hand in this so i went out and bought a 90 prelude si b20 engine well the head is new but they dident replace the valve guide seals and well it smokes so i have to do head work anyway so i figured ide try here and see what...