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Question about heads

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Old 03-08-2009, 09:43 PM
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Schock00
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Hey again lol but yeah I had a quick question I heard that if you get the stock E7's ported they flow just as good as GT-40 heads is this true?? I wanted to get a cam eventually when I get my cash flow so I would need new heads anyhow right and would a new intake probably be a good idea also?(I have no idea what a good Intake is so idea's would be awesome) I just got the exhaust done on the car so when the snow melts I'll throw a good video up of how it sounds! True Duals with a super 40.
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Old 03-08-2009, 10:04 PM
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mjr46
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doubt it for 1 gt-40's have slightly larger vaves....1.84/1.54 vs e7 1.78/1.46
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Old 03-09-2009, 09:28 AM
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AdderMk2
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for the money it would take to properly port the E7's. you could buy a nice set of used aluminum heads that EASILY outflow them
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Old 03-09-2009, 09:42 AM
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Tberg725
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the gt40p heads are 1.84/1.54 but the aluminum gt40's are 1.94/1.54 oh and btw schock you should take off the gt body kit off the notch it looks terrible

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Old 03-09-2009, 09:55 AM
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AdderMk2
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Originally Posted by Tberg725
the gt40p heads are 1.84/1.54 but the aluminum gt40's are 1.94/1.54 oh and btw schock you should take off the gt body kit off the notch it looks terrible
actually, you couldnt be more wrong

GT-40 heads 1.84" intake, 1.54" exhaust
GT-40P heads 1.84" intake, 1.46" exhaust
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Old 03-09-2009, 09:58 AM
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Tberg725
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http://www.fordracingparts.com/parts...tKeyField=1772
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Old 03-09-2009, 10:00 AM
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Portmaster
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Originally Posted by Schock00
Hey again lol but yeah I had a quick question I heard that if you get the stock E7's ported they flow just as good as GT-40 heads is this true?? I wanted to get a cam eventually when I get my cash flow so I would need new heads anyhow right and would a new intake probably be a good idea also?(I have no idea what a good Intake is so idea's would be awesome) I just got the exhaust done on the car so when the snow melts I'll throw a good video up of how it sounds! True Duals with a super 40.
You can get the intake side to flow near as well as the GT40 head but the real challange is on the exhaust side of the E7. Ford forgot you have to get the burned fuel out before the next intake charge comes in on those heads. If you must go to a OEM head get the GT40's. Make good use of the E7's and bolt a Chain to them and use them for a boat anchor.
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Old 03-09-2009, 10:01 AM
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AdderMk2
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did I mention the GT-40 X, Y, or Z heads??? no

pay attention
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Old 03-09-2009, 11:07 AM
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mjr46
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Originally Posted by AdderMk2
did I mention the GT-40 X, Y, or Z heads??? no

pay attention
he was wrong on the p-head exhaust valve as you stated but reading his post he said the aluminum gt-40's..he just failed to mention an x/y ect ect.
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Old 03-09-2009, 11:15 AM
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and I was correcting him on the P heads... I did not mention anything about the aluminum GT-40's... (X, Y, or Z)
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