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1-7 of 7 Results
  1. Naturally Aspirated
    Hey everybody. I did a search and couldn't find anything that could really help. I've got a 91 hatch with a D15B7 running on dual point injection. Stock everything. I failed my smog (stupid strict california emissions) because the car's ignition timing is reading 30 degrees BTDC. I was like...
  2. Naturally Aspirated
    i have a jdm engine D15B using a P28 ECU on an 1993 EJ1 i went to the junkyard and saw some 4 doors with the d15b. ok ive done my research so far and came up with the conclusion that i can pass smog. i just need more evidence of this before i try to smog it. thanks
  3. Engine Management
    Hey, I got a 93 civic with a z6/zc swap and its getting like 19 mpg. The head is freshly rebuilt and a new head gasket approx. a month ago. idk how many miles on the block, and its running on a p28. anyone know what could be causing this? Also, idk if it matters but there was some wiring under...
  4. Engine Building
    hey i got a d15b non vtec with header straight piping and twin loop muffler and short ram intake i wanted to know how can i pass the smog check
  5. General Tech
    Hi all, I have a d16z6 in my 93 dx hatch and I need to smog it. It has a skunk2 manifold on it now, I know that will not pass. But I have a stock manifold ready to put back on for the test. My concern is will the dx model pass the test with a d16z6 motor??? It's running vtec too so will...
  6. Engine Building
    I'm building a D16Y8, presently stocking up on parts. I've come to the point where I have to decide on pistons. From the tons of research I've done on this forum/google it's PM6 or PG6 pistons. Nobody I’ve read about has my situation thus far, so I'm guessing PM6 pistons will be the way to go to...
1-7 of 7 Results