The terrible tale of the B18C
Please help! 
I aquired a 94 Civic w/B18C...Ran like a dream
I was in a flood and blew up the bottom end(darn cold air intakes).
Found a B18B..No Vtech??
Need quick advise on engine build. Can I move the head??
Thanks..

I aquired a 94 Civic w/B18C...Ran like a dream
I was in a flood and blew up the bottom end(darn cold air intakes).
Found a B18B..No Vtech??
Need quick advise on engine build. Can I move the head??
Thanks..
Its not the CAI's fault that the motor hydro locked. Its your dumb *** fault for driving threw a large puddle. I have had a CAI on my car for years and never had any issues. I just dont drive threw flooded streets or puddles large enough to go up to my bumper. If you think about it on a CAI the filter is down behind the headlight and covered my the fender liners, pretty hard to splash enough water up there to cause a problem.
Its not the CAI's fault that the motor hydro locked. Its your dumb *** fault for driving threw a large puddle. I have had a CAI on my car for years and never had any issues. I just dont drive threw flooded streets or puddles large enough to go up to my bumper. If you think about it on a CAI the filter is down behind the headlight and covered my the fender liners, pretty hard to splash enough water up there to cause a problem.
I almost did this when the rain picked up on my way home! on the exit there was a big flooded area and i had to drive right threw! scared me but i made it! but if i hydro locked the motor I'm a dumb *** too? please man!
Its true research before you ask a tech. question but to name call someone for something they probably had no control of is immature.
Something tells me you have some sort of an idea of the LS-vtec motor! Search the net on how to build a ls -vtec.
you can swap your head over but there is many things to learn before thats done! its a hybrid motor and takes lots of skill and research to assemble the motor correct unless you have a reputable shop do it for you. GL.
AEM makes a water bypass valve for the cai so no hydrolock in the event of water near or over the filter.
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After hydrolocking? Need to open up to see what **** is salvageable, if you're lucky, the head is reusable. Kinda depends on what rpm you hydrolocked at. If low rpms, likely just the crank, rods and pistons... and the head bolts probably stretched beyond reuse.
Most of the time though, hydrolocking the engine will bend/deflect the crank, and despite it being somewhat repairable depending how much the crank is bent, it's cheaper to replace the entire block.
BTW, CAI is overrated. The minuses of having it on a daily driver, using it in various weather conditions far outweights the marginal gains in power.
Sure, if you drive with a CAI, you can escape damage if you're careful... but I'd rather not. Ran ITBs now with filters, never bothered with CAI again. At speed, on the road, the hood temps will drop to near ambient temps anyway, so the power gains of having a CAI is moot. On a dyno it probably makes a difference, but outside? No. I datalogged a few runs and IAT always starts at 50-60C (122-140F) when engine is warm but not moving, the IAT temps drop to ambient when I cruise at 50-60mph or more.
And no, I do not run a vented hood.
Most of the time though, hydrolocking the engine will bend/deflect the crank, and despite it being somewhat repairable depending how much the crank is bent, it's cheaper to replace the entire block.
BTW, CAI is overrated. The minuses of having it on a daily driver, using it in various weather conditions far outweights the marginal gains in power.
Sure, if you drive with a CAI, you can escape damage if you're careful... but I'd rather not. Ran ITBs now with filters, never bothered with CAI again. At speed, on the road, the hood temps will drop to near ambient temps anyway, so the power gains of having a CAI is moot. On a dyno it probably makes a difference, but outside? No. I datalogged a few runs and IAT always starts at 50-60C (122-140F) when engine is warm but not moving, the IAT temps drop to ambient when I cruise at 50-60mph or more.
And no, I do not run a vented hood.
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madx
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Dec 29, 2001 12:55 PM








