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  1. S

    H22a4 into 91 civic

    Hey, was just wondering if any experts could help me figure this out a little better, fairly new to swapping.. I have a 91 civic with a d16zc in it, I am taking the engine from my 92 prelude with a H22a4 in it. Both cars are still together and running. 92 prelude is running old OBD1 ecu (vtec...
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    D16Z6 Bogs when accelerating

    Did you use old d15 chassis harness with the new d16 engine harness? I used d15 chassis harness and d16 engine harness. My d15 chassis harness has the map sensor extention that needs to go into the map sensor hookup. The d15 chassis use to go into a hookup that was on the back of my engine bay...
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    D16Z6 Bogs when accelerating

    I had a simular problem.. I'm guessing you swapped from a d15? have you switched the Map sensor? the d15 map sensor is on the back of the engine bay, the d16's is on the fuel intake. I was actually running with both map sensors hooked up for a while.. confusing for the new cpu ;)
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    d15 to d16 manifold question

    I swapped from a d15 non vtec to a d16 vtec, the manifold went from 4-1-1 to 4-2-1 but I'm using the 4-1 manifold right now because I don't have a down pipe for the 4-2. How much does this effect my performance? the d16 is running at about 160-170 compression (108k on d16,) and it just seems...
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