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What is the best intake for a 5.3???

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Old 12-28-2008, 10:21 PM
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Originally Posted by 1FastBrick
What heads are on your 05???
Stock. Not really sure on the specifics. What do you have in mind?
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Old 12-28-2008, 11:12 PM
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Do you know the 3 digit casting # on the edge of the head??? like 706, 862, 799, 243

As far as what I have in mind... I'll let you know when I a get casting number....
Last edited by 1FastBrick; 12-31-2008 at 02:57 AM.
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Old 12-29-2008, 11:19 AM
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I will check a little later tonight. Truck is not here right at the moment.
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Old 12-29-2008, 05:57 PM
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Originally Posted by 1FastBrick
Do you know the 3 digit casting # on the edge of the head??? like 706, 862, 799, 243

As far as what I have in mind... I''l let you know when I a get casting number....
706 is the casting number, now what do you have in mind???
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Old 12-29-2008, 06:06 PM
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What do the casting number mean anyway????
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Old 12-29-2008, 06:15 PM
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Originally Posted by Jtbrewer19
What do the casting number mean anyway????
That determines what kinda of head is on it.. Different heads have diff valves, size chambers
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Old 12-29-2008, 10:06 PM
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Originally Posted by Jtbrewer19
What do the casting number mean anyway????
Rather then cluter up this thread check this link out... Some basic info on stock heads...

https://www.performancetrucks.net/fo...6&postcount=17
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Old 12-29-2008, 10:18 PM
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Thanks, I really appreciate the info!!!
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Old 12-30-2008, 12:09 AM
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Originally Posted by Jtbrewer19
Thanks, I really appreciate the info!!!
Any time.
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Old 12-31-2008, 02:56 AM
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Originally Posted by HotRodV6
thats the one.
where would i find one?
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