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ramair box

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Old Jan 25, 2006 | 03:38 PM
  #11  
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The Burning Rom
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Default RE: ramair box

ORIGINAL: RM_Indy
Ramair will not work on every vehicle, it depends on a few key points that will make or break the setup
Engine displacement
Engine rpms at cruising speeds (final gear ratio)
Ducting diameter
Bends in the ducting
Location where the air is ducted in is critical and probably has the biggest effect on if ramair will work or just be another cai
It will not work on every vehicle...it will not work on any vehicle. Sure, maybe it makes .5 of boost at 70mph...is that worth it? Is it worth what "ram air" setups usually cost? (yeah, I know you can make your own) .5lbs of boost? Honestly...for daily driving? No! At the strip, where every little bit counts? YES! That doesn't make it feasible cost to benefit option. Brings me back to the very first post I made in this thread, whether it's a feasible option or wether a CAI or FIPK is just as good, which they are. If boost in the manifold is what you're going for, one of those electric turbos (hair dryers) would probably be able to push more air in [8D]

My other question for you is how useful is that .5lb of boost? How does a stock computer take advantage of that when it's not setup for boost? Without the right sensor (that can read boost), or a computer with the knowledge of how to handle boost and adjust fuel accordingly? Without those two things, it could care less how much boost is in the manifold. All it's looking at is the vacuum...is it at 0...or is it somewhere else? It couldn't care less about how much boost there is. Yes, the intake is pulling in cooler (more dense) air, which helps make more power. (that's the whole point to cold air induction) But the .5lb of boost isn't doing anything. Even if the computer did know what to do, the extra fuel that .5lb would require wouldn't be noticeable. And as far as the ducting diameter, I want to know how that will help cram any MORE air through the hole(s) on a stock tb? Even a bored one that's 3mm bigger? Just curious. There's only so much air you can get through those holes, and the runners for that matter.

Now I suppose it COULD still be useful without a proper MAP sensor. But it would require a MAF sensor, which the Ram also lacks. Without one, the truck has no idea how much air is coming in. It doesn't notice that there's more air flowing and therefore is supposed to dump more fuel in.

There's one situation where that .5lb COULD help you cram more fuel in, but the motor would have to have a carburetor. Since we're all using multi-point (or port) fuel injection, we're not in that situation.

I never denied "ram air" didn't work. It's a real "technology". I even said you needed to hit 90 to make 1lb of boost. But again, 1lb is not very effective for ANYTHING unless you're at the strip with a vehicle setup to utilize it. The majority of the people that drive, don't drive 90. Heck, the majority of the people out there don't drive 70. Maybe if you live by a freeway, or use one everyday to get to work. But I know it's not legal to do 70 on any of the freeways in this state, let alone highways or roads. I know some people do still do drive that fast, but the majority do not.

As far as the airbox dropping it 1/2 second and being noticeable...you're right. I never said an airbox wasn't noticeable. I wasn't even referring to the airbox with my comment. My comment was directed at your statement that "Any gains you get at the dragstrip you see in every day use period." I don't agree. Just because you gain 1/20th of a second at the strip with a lighter accessory pulley (just an example), doesn't mean you're going to notice that gain during daily driving.

I don't see how my GP reference is irrelevant either. It's about "ram air". That's what this discussion is about. The technology...the idea...the sales gimmick. And now that I think about it, due to the fact that the engine bay is that much smaler, it requires a much more efficient intake setup. Then again, that point can be disproven too. There was a guy in our club (had a Bonneville, but same motor..still FWD) that made an intake out of a trash can from Wal-mart. Basically it was a filter inside a trash can. [>:] He ran an 11.57 in the 1/4 mile with that intake....in that heavy-*** land yacht he called a car. [8D] He only had 6 other mods to that motor. 2.8" pulley, ported heads, VS cam, DHP programmer, PEMs, and larger injectors. So I guess intake design isn't everything. [>:]

This statement right here: "Most ramair setups are not true ramair" reinforces my statement about it being a sales gimmick. The point of my whole rant has been that "ram air" is not this awesome intake "magic" that makes your car go faster and have more power. It's just another intake...just like any CAI or FWI on the market. They just slapped "ram air" on it so people will go oohhh..ahhh, and throw more money at it. The viper is a good example. The "scoop" is more for looks than functionality. Same with the subarus. But people like the look. It's got a scoop on the hood...and it says ram air on the side...must mean the car is more powerful. These are things I've heard people say about "ram air" vehicles....and I feel sad for those people that believe it. The WS6 is the closest I've ever seen to a functional setup. The TB is right at the end of the runners. The filters are right there behind the opening in the grille/hood. It's a nice setup. But the car isn't setup for boost...so it's just cowl induction.

If you think "ram air" is the greatest...the best...the answer to everything, then that's great. If it suits your purpose, great. Good for you! I know you run your truck at the track a lot. It's also a boosted truck, so the more boost for you the better! But I'm almost positive that 20dodgeram01 isn't going to run his truck at the track even 1/10th as much as you do. I'm also quite positive he doesn't have a blower on his motor. For him, would a CAI or FIPK be sufficient? Yes! Should he make up his own mind and buy whatever fits his taste? Abso-freakin-lutely! Because the one simple truth is that no matter what he gets, it's going to be BETTER than the stock intake. That's what counts!

Thank you all for your time. [8D]
 
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Old Jan 25, 2006 | 03:40 PM
  #12  
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The Burning Rom
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Default RE: ramair box

ORIGINAL: ImAudi4
I don't want to step on anyones toes since I am new here and it is somewhat splitting hairs and mildly off topic but... If you are refering to the hood scoops on the wrx/sti/forrester 2.5xt/new legacy gt they are not air intakes for the engine they are actually cooling ducts for the top mounted intercooler.
Thanks! I did not know that. That's one of the things I've always liked about Subarus! They're always turbocharging and intercooling stuff! Plus they're all AWD. Makes them extremely fun to drve!
 
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Old Jan 25, 2006 | 05:24 PM
  #13  
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Default RE: ramair box

by looking at the picture indy has... i'd say a ramair box would do way better then the cold air intake figuring its drawing cold air from the outside of the vehicle in.. plus it'll have alot more airflow and while driving it'll actually force air up into the engine instead of the engine trying to suck air in.. and like i've heard.. your engine is like breathing threw a straw.. get a bigger straw you'll breath better.. now if you force air into that straw you'll breath even better.. so i think im really going to go with the ramair box and run it like indy did
 
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Old Jan 25, 2006 | 05:53 PM
  #14  
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Default RE: ramair box

Glad I could answer your questions. Unfortunately your thread turned into a pissing match over the politically incorrect naming of the product mentioned above. A name & product I had nothing to do with or the manufacture of.

Thanks to ImAudi4 for the truth on Subaru



 
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