C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Methods to dimple headers?

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Old Jan 8, 2007 | 11:00 PM
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Default Methods to dimple headers?

Never had to do it...Large 1" socket on its side and a BFH?

What do you guys use...I only get one shot at this, dont want to ruin these things...
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Old Jan 8, 2007 | 11:08 PM
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Best way that I've found to do it is to heat the area up for the dimple, then take the ball end of a ballpeen hammer and dimple as necessary.
Heating reduces the effect of the dimple to the other parts of whatever.
A nice dull red is the heat range you're looking for.
johnny
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Old Jan 8, 2007 | 11:18 PM
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Originally Posted by johnnyevans
heat the area up for the dimple, then take the ball end of a ball peen hammer and dimple as necessary.
Heating reduces the effect of the dimple to the other parts of whatever.
A nice dull red is the heat range you're looking for.
johnny
I work in a shop where we have to do all sorts of strange fabrication request. If I had to, this is how I would dimple it.
There may be a more professional way, but this will work.....

Last edited by Ruff Rider; Jan 8, 2007 at 11:21 PM.
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Old Jan 9, 2007 | 01:47 AM
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Ron's headers after dimpling...






Try reading this link, lots of good info on that site:

http://www.chevyhiperformance.com/ho.../photo_01.html
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Old Jan 9, 2007 | 02:11 AM
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Originally Posted by CentralCoaster
Try reading this link, lots of good info on that site:

http://www.chevyhiperformance.com/ho.../photo_01.html


That is a good link, I learned something there....
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Old Jan 9, 2007 | 02:15 AM
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fkr

Passenger side flange is warped like a ****, no wonder they needed dimpling. And I was just about to declare hammertime. Too bad, only pair they had in stock of any header that fits....I swear to God....
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Old Jan 9, 2007 | 02:24 AM
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Old Jan 9, 2007 | 10:07 AM
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Originally Posted by cuisinartvette
fkr

Passenger side flange is warped like a ****, no wonder they needed dimpling. And I was just about to declare hammertime. Too bad, only pair they had in stock of any header that fits....I swear to God....
Bummmer.....
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