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hello guys so i have a b18c in a 89crx si and i did a leakdown on it and on number1 and 4 i have massive blowby on the intake valves so im going to have the head sent off and reworked and ported and polished my question is what all should i have done to the head and what is the best size turbo...

somebody please help i bought a new fuel pump relay(big one seven prongs) and now im getting power to the ecu and still no fire....... i just finished ohming every wire on the dizzy plug all the way back to the end of the obd0 to obd1 jumper harness tht plugs into the ecu and i have continuity...

ready to shoot this thing checked the ground that was fine, i dont think im gonna get any cel codes considering i have no power going to the ecu i will double check though as far as the relays i have switched the main relay(the big one) and the fuel pump relay(bolted beside the hood latch) with...

Ok might have found my problem iim not getting any power to the ecu i found a obd0 pinout and from wat i understand the power is coming in from two relays and i have no power to the ecu so what relay sends power to the ecu?????

alright did this swap about a year ago converted car to obd1 wit a boomslang conversion harness and chipped p28 car rran fine for 9months driving along one day and it cut off and hasnt had fire since so i have put a new dizzy in it ohmed ALL my wiring out on the dizzy plugs where i soldered...

ok jumped out the connector and i got 1 quick flash followed by 2 long flashes and then 2 more quick flashes im guessing the first quick flash was letting me no it was throwing a code so according to the 2 long flashes and 2 short flashes that should be a code 22 with is the vtec pressure valve...

ok thanks for the help ill c what code its throwing and its not for the knock sensor because it doesnt hAVE a knock or 02 sensor because the computer is chipped to my understanding when the computer is chipped it doesnt use those sensors because it is running tha base map of the chip correct me...

i just did the same swap i got my exhaust off of ebay 2.5 all the way back for about 200$$ i have a itr header and bought a 2.5inch hi flow cat had the exhaust shop weld the cat in for about 150 and im very pleased withthe way it sounds it was a little loud for me at first but the exhaust came...

ok this swap has been about ayear in the making but i finaly have my rex on the road with the b18c in it inspectded and legal. lets c obd0-obd1 jumper harness with a chipped p28 in it. everynow and again when im gettin down on the engine it will throw a code and i can turn the car off and it...

thanks for the help guys i figured it out it wax off a tooth or 2 on the timing belt now its purring like a kitten

from what i understand when the ecu is chipped its running on closed loop so it doesnt even use the o2 sensor for the a/f ratio it just runs the base map but i didnt like the idea of not having an o2 sensor either so im trying 2 get my hands on one

ok just swapped out my b18a1 for a jdm b18c and im having some major problems i used a boomslang conversion harness to convert to obd1 and used the harness off of the a1 and using the dizzy off of the b18c with the plug off of a p28 harness soldered to the a1 harness alll colors are right i have...