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CryoFuzion?

2.1K views 35 replies 18 participants last post by  phlash  
#1 ·
OK, I got a guy with a CIvic that's charged and he recently purchased the CryoFuzion CO2 system for his ride, and he is talking my ear off about how much more pull there is now, due to the much colder intake temp.. He says it's about the same price as his NOS was but he swears it pulls harder now. Please know I have never ridden in this guys car at any time. But does anyone know if these new systems are really workingthat well in street applications?
 
#3 ·
Isnt that system the one with the bulb placed in the intake track?

If so, do you think that it would cause less air to be taken in? Seeing as how there is a foreign object obstructing the flow of air.
I guess it would depend on how big the bulb is. I havent seen one in person so I dont know.

Does anyone know which on would be better; The CryO2 (or whichever one uses the CO2) or alcohol injection? What would the pros/cons of each be?
 
#5 ·
There is a Plate that runs in the direction of the piping not across it. My worry is of CO2 getting in the mix. It also seems to be an actual self sustained piece of pipe the takes place of a few inches of the intake piping, so modification looks neccessary, for the mod.
 
#6 ·
Yeah any foreign object no matter what size is going to disturb the air flow.

The thing to figure out is whether or not it cools the air enough to make up for the loss in direct airflow.

Even with a distorted path of air, if it does get the air cold enough, it could still be benefficial.
 
#7 ·
I've seen photos of this setup and the size of the piece that would be restricting the airflow should be negligible. After all, the air is still passing by it into the engine. It's not like this unit blocks the amount of air normally going in, it just forces the air to pass around it and when moving that shouldn't be a problem.

CO2 getting into the engine shouldn't be a problem as long as the quality of the insert you get with this kit is good as I'm sure it is. It's like a refrigerator coil that itself is cooled and as a result the air around it is cooled.
 
#8 ·
tiburondriver47 said:
Isnt that system the one with the bulb placed in the intake track?

If so, do you think that it would cause less air to be taken in? Seeing as how there is a foreign object obstructing the flow of air.
I guess it would depend on how big the bulb is. I havent seen one in person so I dont know.

Does anyone know which on would be better; The CryO2 (or whichever one uses the CO2) or alcohol injection? What would the pros/cons of each be?

If it cools the air comming in, you effectively increase the amount of oxygen particles per given square inch as cooler air is more dense. So "less O2 being taken in" is not probable. You're thinking that the specific volume of air comming in is reduced by the cooling object displacing the area inside the intake tract, therefore "reducing" the volume of air comming in. However lets say the object takes up 25% of space available in the intake tract, so now we effectively have 75% of what used to be 100% air comming in (25% lossed to cooling fins/object). Since we're cooling that 75% of air comming in, it will contain more O2 at the colder temperature than the previous 100%, unobstructed air at ambient temperature. So yes there is a trade off per say, but the net result is beneficial.
 
#9 ·
Koreandude said:
If it cools the air comming in, you effectively increase the amount of oxygen particles per given square inch as cooler air is more dense. So "less O2 being taken in" is not probable.
I may have read that wrong...

but just because the air is cooler does not mean there is going to be more O2 molecules present.

If you have a given amount of 02 and you cool it, you are not going to gain a single 02 molecule. You will have the same amount of 02, it will just be cooler.
But because it is cooler and more dense, it will take up less space (have less volume) but the number of particles will be exactly the same.
 
#10 ·
I would say it would work, but for the gains and having to refill a bottle there are better places to spend your money. If you want a short increase in power, get nitrous. If you want always on power, keep getting bolt-ons.

Carbon dioxide leaking into your intake should not be dangerous. If anything, it will just evaporate and displace oxygen, lowering power by a noticable level. I think it would be unlikely to do harm.
 
#11 ·
Joshuwa said:
I may have read that wrong...

but just because the air is cooler does not mean there is going to be more O2 molecules present.

If you have a given amount of 02 and you cool it, you are not going to gain a single 02 molecule. You will have the same amount of 02, it will just be cooler.
But because it is cooler and more dense, it will take up less space (have less volume) but the number of particles will be exactly the same.
I think it would pull in more O2 though. Since the air after the device will be denser, the engine will find it easier to pull in air.
 
#12 ·
Chaotix said:
I think it would pull in more O2 though. Since the air after the device will be denser, the engine will find it easier to pull in air.
True - it could pull in more air if the air it was pulling in was condensed.

But Im not sure if thats what he meant, or if he meant that it would be more air simply because it was cooler.

I might have read it all wrong, thats all.
 
#13 ·
I wish I knew more about physics - but my common sense tells me that with condensed air on one end of the tube and non-condensed air on the other, a sort of vacuum would be created, allowing more air to be drawn in (everything tries to equalize itself). <shrug> just a guess.
 
#14 ·
Chaotix said:
I wish I knew more about physics - but my common sense tells me that with condensed air on one end of the tube and non-condensed air on the other, a sort of vacuum would be created, allowing more air to be drawn in (everything tries to equalize itself). <shrug> just a guess.
sounds about right to me.

Ron would know best though, I think.
 
#15 ·
I'm not purchasing this, and their aren't but a few bolt ons left for me...I was just wondering if anyone else had come into contact with this outside a dragstrip. I know big engines use CO2 sometimes to quick cool intakes but in a street application, I don't find the work to be worthy thus far.
 
#16 ·
ive toyed with the idea... but im loyal to nitrous.

I would suggest you stick to nitrous.. especially if your fairly new to mods (intake and exhaust dont count). If you are not able to install the system yourself and know what your doing.. you arent ready for this kind of system.

There is less help and support out there incase you foul up or have questions.

What worries me the most from this is just plain out running lean... i dont think people have tinkered with this enough to get it workin right with ALL imports. Hyundais are still close to the bottom of the food chain, so im just worried they havent done enough R&D work to ensure one of you guys doesnt run lean.
 
#17 ·
I have the Cry02 system in my tib, it works, you can feel it when you use it. Only down side is that it's a 5 lb bottle, and it pisses out VERY quick. You might get 4-6 runs out of a bottle if you use it down the entire 1/4.

As for the restriction in the pipe, the bulb is VERY aerodynamic, and I don't see it harming the air flow significantly enough to hurt your performance.
 
#22 ·
First I plan on doing a dyno with the system running, and then one without, so that I can see the actual gains. When I use it I seem to get a much better throttle response. Kind of like the car suddenly wakes up. Don't expect a jolt like you would with a nitrous shot, hehe.
 
#23 ·
meet_my_tib_boo said:
It costs me $15 (Canadian) to fill it at a welding shop. It's not cheap, but damn I can't help but use it.
What would you estimate the power difference to be? How much HP? Have you put it on the dyno with and without the cryo?
 
#25 · (Edited)
Joshuwa said:
I may have read that wrong...

but just because the air is cooler does not mean there is going to be more O2 molecules present.

If you have a given amount of 02 and you cool it, you are not going to gain a single 02 molecule. You will have the same amount of 02, it will just be cooler.
But because it is cooler and more dense, it will take up less space (have less volume) but the number of particles will be exactly the same.

The engine doesn't care if the air is "cold" or "hot". An engine will not make more power if an air molecule is cold vs. hot. It just needs oxygen and through the laws of physics, colder air (which is relative) contains more oxygen particles. Yes your right, no O2 is being "created", HOWEVER, because the air is being cooled, it basically compresses the set volume of air in the chamber (and check this out) makes room for more air to enter, giving you more oxygen particles than if the air were ambient. You can kind of think of it as it compressing the air by cooling it, but thats not an accurate statement. More like it makes more room because cooling the given air "shrinks" that volume down.

Here's another example. Lets substitue O2 for H2O and say our engine uses water instead of oxygen to "burn" with gasoline. Take a 2 liter bottle and fill it with liquid H2O. It would be exactly 2 liters. Say we could squeeze in solid H2O (ice) into the same 2 liter bottle. Fill it to the top and cap it. Now let it change back to liquid. Obviously the cap would pop off or the bottle would explode. The car wouldn't care if it was frozen or liquid, it's stil H2O. The diffence was that at a colder temp. (ice) there was more H2O present, verified by the exploding bottle once the temp increased. and melted the ice and there wasn't any room left. Make sense?
 
#26 ·
Koreandude said:
The engine doesn't care if the air is "cold" or "hot". An engine will not make more power if an air molecule is cold vs. hot. It just needs oxygen and through the laws of physics, colder air (which is relative) contains more oxygen particles. Yes your right, no O2 is being "created", HOWEVER, because the air is being cooled, it basically compresses the set volume of air in the chamber (and check this out) makes room for more air to enter, giving you more oxygen particles than if the air were ambient. You can kind of think of it as it compressing the air by cooling it, but thats not an accurate statement. More like it makes more room because cooling the given air "shrinks" that volume down.

Here's another example. Lets substitue O2 for H2O and say our engine uses water instead of oxygen to "burn" with gasoline. Take a 2 liter bottle and fill it with liquid H2O. It would be exactly 2 liters. Say we could squeeze in solid H2O (ice) into the same 2 liter bottle. Fill it to the top and cap it. Now let it change back to liquid. Obviously the cap would pop off or the bottle would explode. The car wouldn't care if it was frozen or liquid, it's stil H2O. The diffence was that at a colder temp. (ice) there was more H2O present, verified by the exploding bottle once the temp increased. and melted the ice and there wasn't any room left. Make sense?
you should be a physics professor hehe