90 CRX Si B16a. First upgrades? But with a catch

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Old Feb 2, 2012 | 09:03 AM
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Icon3 90 CRX Si B16a. First upgrades? But with a catch

Howdy,

We finally got things rolling, but I got a stock crx with a jdm obd0 b16a. The problems. LS Tranny. Car had the distributor shaft bearing seized, knocked intake camshaft out of timing. Did timing, 170 compresion in each cylinder (lucky). Had to cut off a leg off a sohc crx si distributor and slapped it on. Suprisingly runs great! Only problem is that while idling it misfires a little bit. No big pops, just random small puffs out of rhythm. It drives fine, no misfires, no loss of power. No leaks.

Things done to the car. Dc sport headers, custom 2 1/2 inch piping cat back. Ram air intake. I got the valve adjustment done, new spark plugs and wires (ngk), royal purple oil chang done every couple of months. Drilled slotted rotors, wagner brake pads, hasport shift linkage, new inner and outer tie rods and rack end bushing. front camber kit. H&r sport springs with tokico hp blues, new cv axles, new falken ziex tires.

Planning to, fix the body up and repaint, find a obd0 b16 dizzy or convert to obd1, engine rebuild?, get a bushing kit for about everything. May replace tranny with another short gear ratio tranny but I hear ls tranny good for boost?

Now the question is. What can I do to the engine. B16 boost or all motor? I'm guessing b16 is better for boost? What kinda engine internals would you suggest for either?

Any help is gladly appreciated.
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Old Feb 2, 2012 | 10:08 AM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

You should already know this type of thread is against the rules. Please read them...

Also, if you actually searched for yourself you would find anything and everything is possible. If you hang out in the N/A forum or the F/I forum you will find out what a B16 is capable of. These cars and engines have only been around for over 20 years... everything under the sun has been done to them.

You haven't stated any goals or what the car is used for to be able to actually help you in any way.
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Old Feb 2, 2012 | 11:25 AM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

Originally Posted by N3va3vaSatisfi3d
You should already know this type of thread is against the rules. Please read them...

Also, if you actually searched for yourself you would find anything and everything is possible. If you hang out in the N/A forum or the F/I forum you will find out what a B16 is capable of. These cars and engines have only been around for over 20 years... everything under the sun has been done to them.

You haven't stated any goals or what the car is used for to be able to actually help you in any way.
My fault. I pop in and out a lot. Forget theres no freedom in the internet. I actually looked up a few things, but they weren't very clear, scrambled explanations from other forums, and just undecided. I could check out the forums you mentioned for starters.

I already know they been around for awhile. My car is a 1990, and japan originally came out with the crx b16 sir. The only advice I needed is where to begin as I always relied on honda-tech and this will be my first honda build.

Just needed to be point to the right direction is all. I need the car to be street legal, but also something I can take to the 1/4 mile and autocross. This car wil be my beater. Though there are different tunings to the whole car, a beater is a beater. Simply said

Nvm then
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Old Feb 2, 2012 | 12:19 PM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

B16 NA won't make a ton if hp without some serious cash, time, knowledge, an parts, I personally have a fixation with NA motors so I would at least get it to a type r spec and push 185-190, anything more and you're looking at spending more cash then just simply getting a turbo kit and some tuning and pushing around 230+ easily it's just depends on your goals and preferences
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Old Feb 2, 2012 | 12:37 PM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

That's definately good to know. I'm usually at work most of the time so it's hard to be specific while in a rush. Same as now. As crazy as it may sound. I would like to have a 11-12 sec crx down the 1/4 while still being reliable, and have handling. The thing is, I don't know how long these motors last, putting parts into it /and/or boost even with a good tune. I want to have this car for awhile, meaning the engine will be safe and reliable. I don't have the money to keep throwing max output on engines and tossing them away. It's my project car, and a beater. I had this car for 5 years, and plan to keep it for awhile. The CRX is my all time car, and I want it to look and run brand spanking new and atleast get to the 12 sec range if not the 11 sec range. Cause I know most hondas that go 10 sec are only drag cars, unless proven wrong.

I'm not being very specific. I'll just have to get time to reasearch. Basically I want to add parts, and get the car tuned to the most power I can get out of it while keeping reliability. So it never leaves the reliability range, meaning breaking down


Also, I won't really beat on the car very often. Only when I take it to the track and etc.
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Old Feb 2, 2012 | 01:40 PM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

As old wise people say:

You only get to pick 2 out of Fast, Reliable, Cheap.

Fast and Reliable isn't Cheap.
Cheap and Fast isn't Reliable.
Reliable and Cheap isn't Fast.

Of course these engines are reliable even at high horsepower levels. A 10 second Honda can be COMPLETELY streetable and reliable. It's all in how much time and money you can afford to put into the build. There are daily driver B16's making over 600whp... I can tell you haven't searched very much due to the fact that all this information has been beaten to death.

On a COMPLETELY stock B-series around 300whp is the tipping point of the safe limit. Forged internals goes up to around 400-450whp and then the sleeves become a liability. With a sleeved block and forged internals the sky is the limit. Given these are all rules of thumbs and any engine can fail at higher or lower horsepower levels, but you get the point.

You want an all around vehicle. We get it. Now set a budget and see where that gets you... Wanting a reliable 11 second car is easier said than done if you don't have the funds to support it. Key words being reliable and funds. No matter what you do - you need to save up money to be sure the tune is done right by no matter who does it. This is 90% or more the key to being reliable.
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Old Feb 3, 2012 | 06:41 AM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

Won't argue to that. Definately hit the spot. So for starters, I can get all forged pistons/rods, cams, maybe crank or machine the stock cam?, get the heads port and polished as well as resleeving the cylinders, does that mean I bore it out to what? and a upgraded valve train I can start from there? Problem is I don't know what are truly good brands for each. What type of piston heads I want for compression etc. Total rookie.

If you all don't mind I'll probably start one of those my build threads and start from there. Gonna try to put a coupla pics down from my phone

Forgot to mention, i'm working the car slowly but surely I want to take my time a little bit. Lookin to spend $3000 right now. Some of it is going to cosmetics. Not in a rush, just in a rush for info as I slowly build it. Know what I mean
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Old Feb 3, 2012 | 07:11 AM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

Well $3000 is a nice chunk, but only if you do the work yourself. If you're looking at body work and paint, or paying someone to build the motor, it will go fast. You mention a rebuild, and the older motors definitely need them. If you really want an 11-12 sec car, you're going to eat through that budget fast. I spent a little over $1000 on a basic rebuild done by me with CTR pistons and fidanza flywheel. It feels great, but I'm still running 15's on street tires, even with a B16 trans.
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Old Feb 3, 2012 | 07:18 AM
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Default Re: 90 CRX Si B16a. First upgrades? But with a catch

Well I plan to spend more money. Just gonna chunk a bit for now, save, chunk again. Even if I had enough as necessary I wouldn't spend it all in one month without coming up with some gameplan. I plan to do the body work myself and primer. Then shop for a good paint shop. But I may just spray flat black over it and get other necessity's done first incase any other body dents show up miracly.
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