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Old 01-16-2015, 09:57 AM
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Default Exhaust option

I am looking for a catback system for my 90 EF to just have as a little bolt on for the stock motor while I finish my build, whats a cheaper but still decent exhaust available that will fit nicely with a little bit of a slant on my hatch?
Old 01-16-2015, 01:20 PM
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Default Re: Exhaust option

For what? It won't do anything.
Old 01-19-2015, 07:03 PM
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Default Re: Exhaust option

Not looking for a huge hp gain buddy, any bolt on helps a little in one way or another whether it be gas mileage or a couple hp. Thanks for the useful input though.
Old 01-19-2015, 07:05 PM
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Default Re: Exhaust option

Originally Posted by grumblemarc
For what? It won't do anything.
Kinda a dick huh, read a lot of your posts. Not any help to anyone. And your not as smart as you think you are.
Old 01-20-2015, 02:23 PM
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Default Re: Exhaust option

You won't get any bump in horsepower with a catback on a D-series engine. Especially not any stinking engine in an old *** EF. Dynos have proven it. All you'll be doing is shifting the power band around and you may even lose some of your precious torque. So I'm smart enough to tell you that you're wasting your time and money. That is unless you're going for the hardparker points that is.

So as far as not helping anyone, help yourself. And yeah, I'm a dick to those that can't seem to use a forum to answer lame *** questions like this that have been answered for years and years. Especially someone that has been registered since 05 who just pops in to get his answers spoonfed to him and dashes, not giving anything back to the HT community..
Old 01-20-2015, 02:36 PM
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Default Re: Exhaust option

no your just a dick dude. I have a career and a family and in 05 I was like 20 years old and had time to build a car and surf forums like that. I was looking for a quick answer instead of **** like you trying to pretend your the king of Hondas. Have fun surfing forums all day, but stay off of mine if your going to be no help at all. And you are wrong about it not adding any horsepower at all or losing horsepower, if I keep the backpressure at a level that is right for my compression I will gain power and torque. I know because I have dynode my own car while putting on different bolt ons, and even on my old 90 hatch with a d series motor adding just a short ram intake and a catback exhaust.

I remember back in the day when I used to post on here, there were **** like you that never helped so I bought a shop manual and did it on my own. Looking for useful opinions based on products available today, not **** that came out in 05 or buried in some forum 4 years ago

I do love Hondas, but when I blew up my race Honda that was probably gnarlier than any **** you've built 10 years ago, I bought a vehicle with a big *** blown V-8 and ate up douche bags like you. I build real Hondas for real practical reasons now.
Old 01-20-2015, 03:47 PM
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Default Re: Exhaust option

But out of all that, you have no clue what exhaust to get for your EF. You'll gain what? 10 horsepower maybe? You actually think you'll feel any of it? Keep deluding yourself. And backpressure is a myth that has nothing to do with these 4-bangers. But hey. I don't know ****.

And if we're throwing pedigrees and commitments around, I teach 20 4th graders all day, am studying for an EDS at the same time and still manage to tutor more kids 3 days out of the week after school. All that and I still manage to grade papers, create tests, plan lessons all while keeping 3 cars and a house maintained.

But some how through all of that I'm still able to navigate and find information on a forum.
Old 01-20-2015, 04:28 PM
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Default Re: Exhaust option

Your a 4th grade teacher.... makes u an expert at combustion engines huh? Good thing I'm an engineer and actually understand that in any engine no matter how small back pressure is most certainly not a myth. And 10 hp on a 80 hp car is more than 10 percent it's power so maybe I feel it maybe I dont. But I'll always be an engineer with two houses and a ten second truck and I've actually built a legit Honda when I was 16 from parts I collected in travels to Japan. Have fun teaching fourth grade the rest of your life and making a 3rd of what I did when I got out of the air force at 22 years old ace. Tell your students I said hi and ask them if it's weird being smarter than their teacher. Also still a dick.
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Old 01-21-2015, 07:24 PM
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Default Re: Exhaust option

chea ebay type stainless exhaust with an oval muffler works well enough. the weak point is the NON stainless perforated core in the muffler that will rust out over a few years and clog your muffler, the piping though is good and strong, and 60mm diameter. you will possibly gain a few hp, i usually expect about 3-4 horsepower. I am running an ebay header, exhaust and cold air intake, i expect the combined total is probably worth 7-10 horsepower tops, which is good enough for me for less than $250.
Old 01-22-2015, 02:24 AM
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Default Re: Exhaust option

Oh. You're not getting 10 horsepower out of that engine. Don't care what kind of engineer you are or what you think you know. I've done the research over the years for dozens of NA bolt-on combinations on these wimpy grocery getter D-series and those bolts ons don't do much of anything.

Just get the cheapest everything you can off of Ebay and you'll be good to go.

And if you think anyone believes you're an engineer then you're deluded.
Old 01-22-2015, 04:48 AM
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Default Re: Exhaust option

Thanks a lot man, that is very helpful. And the route I will probably go, sounds like what I need for pretty cheap.

Originally Posted by v4lu3s
chea ebay type stainless exhaust with an oval muffler works well enough. the weak point is the NON stainless perforated core in the muffler that will rust out over a few years and clog your muffler, the piping though is good and strong, and 60mm diameter. you will possibly gain a few hp, i usually expect about 3-4 horsepower. I am running an ebay header, exhaust and cold air intake, i expect the combined total is probably worth 7-10 horsepower tops, which is good enough for me for less than $250.
Old 01-22-2015, 04:56 AM
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Default Re: Exhaust option

Whatever you say man, I got the help I was looking for from someone else on here that's not a 4th grade teacher tool. Im glad you live in Tennessee so my son will never be taught by you. Whats the lesson plan over there? How to sleep with your sister-101 and lose more teeth-201. Don't feel the need to prove myself to anyone about being an engineer, I just know what I know which just gives me a good laugh every time an idiot like you gets on here to blast people in order to feel more important in your insignificant little world over there in bang my cousinville.

To be more specific I have a bachelors in electrical engineering and am now working towards a masters in aerospace engineering. Do those words make sense to you? Aero-space, sound it out now...... **** I am good at teaching at a 4th grade level maybe I can give it a try as a hobby.

And once again, I don't give a **** about this car being legit, its a 1990. I bought it for 800 bucks for a commuter and want to add a little bit of pep to it with better throttle response and a wider power band. Luckily for me I do know what to do in order to accomplish that. I was looking for a cheap decent solution to getting a few bolt ons. I got the help I needed from another poster so you can eat my **** and post whine on someone else's forum.


Originally Posted by grumblemarc
Oh. You're not getting 10 horsepower out of that engine. Don't care what kind of engineer you are or what you think you know. I've done the research over the years for dozens of NA bolt-on combinations on these wimpy grocery getter D-series and those bolts ons don't do much of anything.

Just get the cheapest everything you can off of Ebay and you'll be good to go.

And if you think anyone believes you're an engineer then you're deluded.
Old 01-26-2015, 10:56 AM
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Default Re: Exhaust option

2 or 2.25 inch mandrel bent exhaust is the way to go with a the stocker along with a turbo muffler from magnaflow. Maybe 2-3 horsepower if anything.
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