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Old Nov 19, 2003 | 04:30 PM
  #1  
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maximumhorsepower
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dyno please

If one of you guys don't mind could you please run a desktop dyno for me.
390 .060 over
10:1 compression
Crane 343801 (most of you know the specs off the top of your head)
Performer RPM intake
750 cfm Edel. carb
rebuilt stock heads
1 7/8'' headers with 3'' collectors
MSD ignition (not that it matters for the dyno)
If someone can do it for me, thank you very much.
 
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Old Nov 19, 2003 | 08:03 PM
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I'll have one for you this weekend.
 
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Old Nov 20, 2003 | 04:08 PM
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Thank you very much. Eventually I'll get off my butt (and my comp.) and buy the program for myself.
 
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Old Nov 22, 2003 | 02:24 PM
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I'm just trying to get this back on the first page so you don't forget about me. thanks
 
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Old Nov 22, 2003 | 06:08 PM
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I'll run it for you if you can get me the Lobe Separation Angle and Intake centerline angle of the cam. Cranes spec sheet leaves it out. Valve sizes would be nice as well.

-Scouder
 
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Old Nov 22, 2003 | 07:03 PM
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114 LCA 109 ICL

It will be cool to see what we come up with. I'll run one soon.
 
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Old Nov 22, 2003 | 07:26 PM
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Had to use automatic valve sizes. Advertised and .050 cam numbers produced identical sheets.

HP 339 @4500
Tq 422 @3500

-Scouder

 
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Old Nov 22, 2003 | 07:28 PM
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Advertised are what the program recommends using.

 
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Old Nov 22, 2003 | 07:29 PM
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Send me an email Scouder and I will send you some flow files for some popular stock and edel heads.
 
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Old Nov 22, 2003 | 08:58 PM
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Thank you very much, I was a little dissapointed with the hp, but very happy with the torque. hmm... if I could only get the hp over 400. I should have held out for the cobra jet heads.
 
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Old Nov 22, 2003 | 09:04 PM
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The edel heads or slightly ported CJ heads would get you there. I think you'll like the cam. It sounds mean! We have almost the same engine except for the heads.
 
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Old Nov 24, 2003 | 10:48 PM
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cool, very cool. I think I'm going to save my cash this winter and buy CJ heads. Or I have another set of C4 heads that I could have CJ valves put in, I dunno yet.
 
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Old Nov 25, 2003 | 04:19 PM
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This sounds almost exactly like my 390, except the cam is a little different and I have higher compression.

I'm amazed... pretty good low-end torque and an amazing amount of torque up past 5500 RPM.

Performer 390 Edelbrock with 750 Holley vacuum secondaries.
Ported C8 heads with CJ exhaust valves.
1 7/8" long-tube matched headers.
TRW forged pistons, for 10.5:1 compression, block decked, heads milled, just under 11:1
Cam: 292/292, 230/230@.050",.554/.554"

My machinist did the cam degreeing, and I wasn't able to be there at the time, so I only dimmly remember what he did, but I believe he advanced the cam 4 degrees to get better low-end ... whatever he did, it's got a lot of low-end for the cam, and not a bad idle as long as I run the initial advance at 20 degrees

Thanks for the pictures, they are very interesting...
 
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