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Size difference. stock vs gt38r
So how much bigger is the gt38r compared to the stock 99 and up turbo?
2000 F-250 factory forged, six speed, 6" lift 37's on 20's, DP f-6,
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<< wasted fuel >>
Join Date: Apr 2008
Location: ky
Posts: 1,566
Re: Size difference. stock vs gt38r
its not really the size diffrence in the turbo that matters. you need to look at airflow(cfm).
On the hunt for another truck....
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PSN Veteran
Join Date: Aug 2007
Location: Spokane, WA
Posts: 3,090
Re: Size difference. stock vs gt38r
Quote:
Originally Posted by montana350
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So how much bigger is the gt38r compared to the stock 99 and up turbo?
8mm on the exhaust
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Caption This
Join Date: Aug 2007
Location: Tulsa
Posts: 4,258
Re: Size difference. stock vs gt38r
How are you figuring that?
If only those who knew what they were talking about replied, this thread would still be on page one.
2000 F-250 CC 4x4 PSD Auto
PSN Local
Re: Size difference. stock vs gt38r
ok if it's cfm then how much is the difference. i have the wicked wheel and 1.00 exhaust housing with no ebv. I still have surgeand can spike my egts with stock injectors. what happened to the next step up for drop ins i cant find any recent news is it available yet?
2000 F-250 factory forged, six speed, 6" lift 37's on 20's, DP f-6,
PSN Veteran
Join Date: Aug 2007
Location: Spokane, WA
Posts: 3,090
Re: Size difference. stock vs gt38r
stock turbo has a 62mm compressor wheel and an 80 mm exhaust.
The 38R has a 66mm/88mm..
The 38R has a 66mm/88mm..
PSN Veteran
Join Date: Aug 2008
Location: Foley MN
Posts: 686
Re: Size difference. stock vs gt38r
Quote:
Originally Posted by montana350
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ok if it's cfm then how much is the difference. i have the wicked wheel and 1.00 exhaust housing with no ebv. I still have surgeand can spike my egts with stock injectors. what happened to the next step up for drop ins i cant find any recent news is it available yet?
Back to stock for now.
Quote:
Originally Posted by 1800joedaddy
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It's one thing to get cornholed... its another to pay for the cornholing!
The Fireman
Join Date: Apr 2008
Location: Ridgeville, IN
Posts: 4,810
Re: Size difference. stock vs gt38r
Here are some pics to compare size
1999.5 F-250 7.3l 4x4 6 spd Ported Heads, Head studs, valve springs, DI Push Rods, DI RR, 38R, Walbro fuel pump, 238cc Injectors from Nate @ Unlimited Diesel and Tuned by Matt @ Gearhead Automotive
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PSN Local
Re: Size difference. stock vs gt38r
thanks but what about the other drop in someone was working on another step up from the gt38r ?
2000 F-250 factory forged, six speed, 6" lift 37's on 20's, DP f-6,
PSN Veteran
Join Date: Apr 2008
Location: Bryan, TX
Posts: 5,346
Re: Size difference. stock vs gt38r
How are your figuring the exhaust wheel is bigger?
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