Aftermarket Intakes
#1
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Join Date: Mar 2009
Location: Newfoundland, Canada
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Car: 1987 Iroc Z
Engine: 5.7 L TPI
Transmission: TH700-r4
Aftermarket Intakes
Hey, just wondering who has put an aftermarket intake on their car, if so, what type and did you notice a power difference? Post pictures if you want.
#2
Supreme Member
iTrader: (20)
Re: Aftermarket Intakes
Like cold air intake? I did one on my car. stock TPI with gutted stock MAF to a 3.5" custom air intake with custom 3.5" MAF and didnt pick up anything. I got the tune back close to the previous dyno tune, and still ran same ET's.
This was a pretty stout 383
This was a pretty stout 383
#3
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Location: nashville tn
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Car: 88 gta
Engine: 350 HSR
Transmission: 700r4
Axle/Gears: 3:27 borg warner 9 bolt
Re: Aftermarket Intakes
i have hsr slp headers gutted cat air foil granateli mass air prom chip injectors and every thing but the heads and cam dynoed last week 240hp 300tq i was disapionted the guy that had the dyno said he was surprised at my numbers that they were the highiest yet for a gta so far. i was confused and asked why he said that tpi cars cams and heads only flow to like 4800rpm and then fall on thier face so as long as ur running stock heads and cam ur not going to get over 250hp to the wheels
#4
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Car: 1987 IROC Z28
Engine: 5.7L TPI - Stock/OEM
Transmission: 700r4 - Stock/OEM
Axle/Gears: Berg Warner 9 bolt - Stock/OEM
Re: Aftermarket Intakes
i have hsr slp headers gutted cat air foil granateli mass air prom chip injectors and every thing but the heads and cam dynoed last week 240hp 300tq i was disapionted the guy that had the dyno said he was surprised at my numbers that they were the highiest yet for a gta so far. i was confused and asked why he said that tpi cars cams and heads only flow to like 4800rpm and then fall on thier face so as long as ur running stock heads and cam ur not going to get over 250hp to the wheels
That is the exact information that I gleaned from reading this board. Not much you can really do to increase performance ... with just airflow. That is the reason I have decided to just enjoy my stock 87 TPI 5.7 as it came from the factory.
For the money required to make mine breath better, I could have a nice downpayment on a used BMW that would turn out better numbers.
Enjoy the thirdgens, but they are not simple bolt-on-then-go-fast cars.
TRG
#6
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Car: 1988 Pontiac Trans Am GTA.
Engine: 385 stroker sbc
Transmission: TKO600
Axle/Gears: Moser 9" 3.70 Wavetrac
Re: Aftermarket Intakes
My almost stock GTA beat an 08 5 series. Nevermind w/ highly ported intake, headers, roller rockers, msd ignition.
I'd rather have a good sounding car that chicks love to ride in vs some stupid bmw with tinted windows that posers and ******* drive.
I'd rather have a good sounding car that chicks love to ride in vs some stupid bmw with tinted windows that posers and ******* drive.
#7
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Join Date: Jan 2006
Location: League City, TX
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Car: 90 Formula -- tot resto in progress
Engine: 350
Transmission: 700R4 w/ 2500 stall, by Owen @ ARD
Axle/Gears: 3.23 posi disc
Re: Aftermarket Intakes
Yeah 87iroczeh, can you be a bit more specific.
...posers and *******...
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