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FE Power Forums => FE Technical Forum => Topic started by: 70tp on May 22, 2020, 06:46:40 PM

Title: C3ae 6090c heads
Post by: 70tp on May 22, 2020, 06:46:40 PM
Spotted a lone c3ae 6090c head laying in junkyard today and was wondering if it were worthwhile to grab it and possibly locate the mate to it?    It was near a couple mel heads under a grappled up Edsel
Title: Re: C3ae 6090c heads
Post by: 6667fan on May 23, 2020, 07:13:32 AM
Most likely a 390 head but there were a few small chamber 406 6V with that part number. Did you catch the date?
You could offer the going rate for cast iron, lol.

JB
Title: Re: C3ae 6090c heads
Post by: chris401 on May 23, 2020, 08:57:11 AM
Spotted a lone c3ae 6090c head laying in junkyard today and was wondering if it were worthwhile to grab it and possibly locate the mate to it?    It was near a couple mel heads under a grappled up Edsel
Spring cups are an easy way to spot a 406 head vs a Denver/High Altitude 390 head. As for Ford vs machine shop spring seat cuts some of the others here could tell.
Title: Re: C3ae 6090c heads
Post by: turbohunter on May 23, 2020, 09:07:04 AM
You know guys, I don’t think I’ve ever seen side by side the difference in spring cups.
It would be neat if someone could post a couple pics of that.
I have a set that I thought have machined cups but I’ve been told they are not.
Title: Re: C3ae 6090c heads
Post by: 70tp on May 23, 2020, 02:25:45 PM
Didn’t have spring cups.   Didn’t think to check cast date , but only one.   Couldn’t find the other.     I usually pay .10/lb.   
Title: Re: C3ae 6090c heads
Post by: KsHighboy on May 23, 2020, 04:38:52 PM
I have set C3 heads but I dont know if they are 390 or 406. A side by side picture would be nice. I've had this set laying around for 20yrs.
Title: Re: C3ae 6090c heads
Post by: feracer on May 23, 2020, 06:51:05 PM
I have a couple of these with 2.19s have gone 9.60 at 140 for yrs in SuperGas with a QFT850.72 CCs S/G 4027
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Title: Re: C3ae 6090c heads
Post by: thatdarncat on May 23, 2020, 07:13:52 PM
The C3AE-6090-C’s might be the most misidentified FE heads, due to old books & casting number lists that labeled them as 406 3-2V heads. That’s a possibility, but the majority are just garden variety 1963 model year FE heads.

Our member Ben H. recently posted a few pictures of actual C3AE-C 406 heads, and some identifying info on Facebook, I don’t necessarily want to steal his pictures, hopefully he see’s this thread and will post the pictures here too. I have a set of the garden variety C3AE-C heads, and I added a pic of mine in the valve spring seat area to his on Facebook for comparison.
Title: Re: C3ae 6090c heads
Post by: 70tp on May 23, 2020, 07:18:13 PM
I was just making sure it wasn’t some holy grail left in the dirt to be processed into rebar or something.    I’ll try to swing by there next week and get it if it’s still there but work may keep me out of town.  Now if I could just happen on a single tunnel port head to replace my damaged one..................
Title: Re: C3ae 6090c heads
Post by: turbohunter on May 23, 2020, 08:20:32 PM
Yeah Kevin I’m hoping Ben sees this.
Ive seen pix with the springs in but you can’t tell what’s going on. Would love to see side by side unsprung heads.
Here’s a pic of mine so now we only need the real thing.

(https://i.postimg.cc/gkPnBMN1/09-AE2-F4-E-9-E82-44-FA-AF54-963-E9-E68-C180.jpg)
Title: Re: C3ae 6090c heads
Post by: chris401 on May 23, 2020, 10:18:54 PM
Yeah Kevin I’m hoping Ben sees this.
Ive seen pix with the springs in but you can’t tell what’s going on. Would love to see side by side unsprung heads.
Here’s a pic of mine so now we only need the real thing.

(https://i.postimg.cc/gkPnBMN1/09-AE2-F4-E-9-E82-44-FA-AF54-963-E9-E68-C180.jpg)
Another point is the last 390 set I had recently had 67 cc chambers. The 406 is listed as 63 cc.
Title: Re: C3ae 6090c heads
Post by: 6667fan on May 24, 2020, 09:28:33 AM
Here are some pics of factory machined spring seats. One small block, one FE. I also would love to see a confirming pic of the C3AE-C 406 6V head with machined seats. I was recently shopping some C heads with very late 62 and very early 63 dates and they did not have seats like these do.

JB
Title: Re: C3ae 6090c heads
Post by: chris401 on May 24, 2020, 09:51:51 AM
Here are some pics of factory machined spring seats. One small block, one FE. I also would love to see a confirming pic of the C3AE-C 406 6V head with machined seats. I was recently shopping some C heads with very late 62 and very early 63 dates and they did not have seats like these do.

JB
Now that you posted the F head that is how I remember my HiPo heads I had in 1990. Should have had those exhaust ears fixed.
Title: Re: C3ae 6090c heads
Post by: turbohunter on May 24, 2020, 10:38:46 AM
Thanks fan that shows the difference well.
First time I’ve ever seen that.
I never understood the difference because it was always described to me as a “machined seat”.
Well the one in my pic is a machined seat.
Title: Re: C3ae 6090c heads
Post by: 6667fan on May 24, 2020, 05:48:53 PM
I’m not certain Turbohunter. Yours and a pic of the heads I was shopping look the same. The head pictured has a 67cc chamber. All the listings for the 3 x 2 C heads I have seen are less than 67cc. There is not really a pocket or relief on your head or the ones I was shopping. I’m not ready to call them 406 heads.

JB
Title: Re: C3ae 6090c heads
Post by: turbohunter on May 24, 2020, 06:09:24 PM
I’m pretty sure they are not.
If I gave that vibe I didn’t mean to. I’ve just never been able to get a good explanation of the differences.
In your pictures I can easily see that there is a cup not just a platform. I’m going to cc these heads and see if they’re Denver’s.
I kinda hope they are not because I’d like to replace the top end of my wagon motor using these. And I’d like to keep static low for driving around town.
Thanks loads for your pix, they helped a bunch.
Title: Re: C3ae 6090c heads
Post by: 428GT500 on May 27, 2020, 06:20:20 AM
The 406 heads were C2SE-C. Ben bought the set I had that I purchased bare in the box NOS from Ford Power Parts back in the 80's
Title: Re: C3ae 6090c heads
Post by: chris401 on May 27, 2020, 07:54:08 AM
The 406 heads were C2SE-C. Ben bought the set I had that I purchased bare in the box NOS from Ford Power Parts back in the 80's
More than one casting, C2SE was just one of them. You not knowing does not mean the rest of us are just making it up.