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horsepower increase by engine mods...

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Old 07-08-2005 | 03:04 AM
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Default horsepower increase by engine mods...

Okay, so a stock XB has 108 horses. With the normal engine mods out there (Cold Air Intake, Headers, Exhaust, "insert more here") what kind of horse power increases have been seen. I test drove a manual XB today, and it was a little sluggish, but not bad for 108?!?! Thanks for all of your info!!!

*newbie*
Old 07-08-2005 | 03:30 AM
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Hi, you can definitely find information about the I/H/E TB HP increases in the xA/xB "power hungry" section located under the pulldown menu at the top. From there you can use the red "search" button and find even more information.

I imagine you'd see about 15-20 hp total.
Old 07-08-2005 | 03:37 AM
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MUST to have headers, im happy w/ my DC headers and exhaust
Old 07-08-2005 | 04:24 AM
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Default Thanx

Thank you for your info. I like the idea of the L shaped cold air intake, and the headers are a must!! Exhaust, I will look up for info. How is the sound of the engine after the headers are installed? Any different? I did a cold air intake and headers on a 93 accord and the engine got very loud!
Old 07-08-2005 | 05:00 AM
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Originally Posted by NewXBinNorCal
Thank you for your info. I like the idea of the L shaped cold air intake, and the headers are a must!! Exhaust, I will look up for info. How is the sound of the engine after the headers are installed? Any different? I did a cold air intake and headers on a 93 accord and the engine got very loud!
You should take a drive on south 880 to Milpitas and visit us here at PrecisionMuffler.com and we can talk more. The xB is not a corvette and you should expect to be at that level, but we can still wake up any xB with no problems. www.precisionmuffler.com <<in Milpitas
Old 07-08-2005 | 11:18 AM
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i/h/e plus pulley and a tiny bit of weight loss bam pretty fun lil car.
Old 07-08-2005 | 03:55 PM
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Pully? What does the pulley do? I am not familiar with that. I am not the most knowledgable about engines, but I know a little. And what are you removing for weight loss?
Old 07-08-2005 | 04:33 PM
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Originally Posted by NewXBinNorCal
Pully? What does the pulley do? I am not familiar with that. I am not the most knowledgable about engines, but I know a little. And what are you removing for weight loss?


The perrin light weight pulley is a very eay install and there is a notciable diference. There have been a lot of people with nothing but good stories with that one. :D
Old 07-08-2005 | 04:45 PM
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Sweet. Thanks for the info. I should have my XB in the next couple of weeks!
Old 07-08-2005 | 05:08 PM
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I got a rev hard turbo kit in mine with thicker head gasket and a port/polish head, piggy back ECU, 3 inch turbo-back exhaust running on 18 PSI boost and I'm pulling 210HP 220 lbs torque @ the wheel...
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... I'm day dreaming right now... on the serious note, HP gains even on turbo kits are not as much as the turbo kits in the Honda Camp. with I/H/E + pulley you can almost have as much gains as some of the turbo kits out there. This 1.5L motor of ours is weak when it comes to boosting. Somebody needs to dishout $$$ and try to build these motor or do a swap...
Old 07-08-2005 | 05:33 PM
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you awake now roger?? lol
Old 07-08-2005 | 05:38 PM
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dont forget when you look in the box that the Cold Air Intake, Headers, Exhaust, was delivered in there should be stickers from the company....dont forget to put those on your windows...
you'll get like an extra 2-3 HP.....if that doesnt work al least you'll look fast......lol
Old 07-08-2005 | 06:28 PM
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Yeah, cause if you advertise your upgrades, it makes them perform better. Right...right....hey, anyone? That's right, right? Ummm.......
Old 07-08-2005 | 07:43 PM
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lol. weight removal is anything from a full out gutted interior , to removing the spare , to doing what i did which is remove the tow hooks and heat sheils as well as the additional support structure for the header. shaved like 10 pounds maybe a bit more. lol.
Old 07-08-2005 | 07:58 PM
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If it's a manual, a lighter flywheel will help tremendously
Old 07-08-2005 | 08:47 PM
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Don't foret to paint that valve cover, thats gotta be at least 10hp right there.
Old 07-08-2005 | 09:15 PM
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Originally Posted by Stylis
Don't foret to paint that valve cover, thats gotta be at least 10hp right there.
Oh, and the Synth blinker fluid, that is always a good gain, but if your stepping up to that you have to get the Molly muffer bearings.
Old 07-08-2005 | 10:53 PM
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the rear spoiler will cut your wind drag givng you another 5 hp...lol
Old 07-08-2005 | 11:00 PM
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Old 07-08-2005 | 11:02 PM
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Wow guys. Interesting posts! I think I am in over my head!! Thanks for the info....


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