LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Cold Air Intake vs. Ram Air Kit

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Old 02-23-2006, 01:35 AM
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Default Cold Air Intake vs. Ram Air Kit

just curious if anyone knows some #'s on the advantages of ram air vs CAI. I have an SLP CAI that came on the car when i bought it (so i didnt pay for it) and if there is enough of an advantage of HP to $ to taking the CAI off and putting a ram air kit/hood on, i'd like to, but i'm not sure its really worth it??
Old 02-23-2006, 01:51 AM
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Not worth it
They both have the same purpose, and i dont believe you are going to see a significant gain by switching, if you even see a gain. Where the intake is located doesnt really matter, the real purpose is to get rid of the restrictive stock setup. The engine is going to only take as much air as it needs, its not like you have to force air down it.
Old 02-23-2006, 03:53 AM
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thanks for the advice. and by the way, i though forced air is always good!!!! SUPERCHARGER!!!
Old 02-23-2006, 01:08 PM
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Forced air is always good, but most people don't realize that even at 100MPH, the max "ram air" effect you can get is....


.18PSI!!!

It's not until you start getting near 200mph that there's a real payoff.

Cold air intake pays off right away - about 1% power increase for every 10degrees cooler air.

Jim
Old 02-23-2006, 01:32 PM
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I read somewhere that you get like 1% increase in power at 100 mph, like 2% by 150. Definately not worth the money unless looks are a big factor, cause you have to admit ram airs just look really cool.
Old 02-23-2006, 01:47 PM
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This has been debated for years. One is not much better then the other. Also the stock SS hoods aren't that great because of the winding intake tubing and heat soak from sitting on top of the motor. The best hoods for air intake are the WS6 hoods or the Ultra-Z. I have the Ultra-Z which basically is close to an LS1 style of intake. The only reason I got my hood was because some tard backed up on top of my stock one. Whatever you have I would just stick with it, and spend your money elsewhere like exhaust etc.
Old 02-23-2006, 10:48 PM
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Ram air is not going to give you any power increase. The concept is based on a flawed assumption. There is negligible pressure change in an incompressible flow (below 200mph), so there is no way more air can be forced into the intake.
Old 02-23-2006, 11:07 PM
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yea i feel better i wanted a sleeper so i got the SLP CAI
Old 02-23-2006, 11:15 PM
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https://ls1tech.com/forums/showthrea...8&page=1&pp=20


Hum just looked in advanced, Look at what I found right here in the forum. Its a new fresh thread talking about it.
Old 02-24-2006, 03:18 AM
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thanks a lot everyone. looks like its not worth it, and i am going for the sleeper look, although my exhaust and tips kinda kill some of that......(i wonder if they make plugs for my pipes).....I dont have any markings on the vehicle or anything, its very plain looking even down to the rims.
Old 02-24-2006, 08:41 AM
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F-body doesnt= sleeper sleepers need 4 doors
Old 02-25-2006, 11:30 AM
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I never liked the sleeper idea. It just makes more ricers mess with you. I find that to be annoying when their rumble fart cans disrupt my radio.
Old 02-26-2006, 03:50 PM
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Thats when ya stap the gas and put them far enuff behind that you cant hear their cars
Old 02-26-2006, 04:02 PM
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in car craft there is am articl about ram air....they said if u have 400 hp then add ram air u get 440...a 10 percent incress...something about if its 80 out and under ur its 180 and then u let some of that 80 air into the motor u will get a colder desner air chager.....its the same with cai????
Old 02-26-2006, 05:19 PM
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That's where they got the gain - CAI - not ram air, no matter what they call it. Every 10 degree drop in intake air temp = 1% HP gain (approx).

Jim
Old 02-26-2006, 06:19 PM
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id go ram air, only reasons are
a. cool factor in saying i have ram air
b. cleans up the engine bay imo

other than those benefits, both are pretty even in each other, no real performance difference over the other, but there is a difference between them and the stock airbox



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