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Old 09-12-2019, 08:30 PM   #1
Rose Racing
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Default Re: 1971 Torino 500 2 door hardtop

After looking at NHRA blueprints it says for 302 valves are 1.79 intake and 1.46 exhaust.... I'm sorry but this doesn't really sound right?
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Old 09-12-2019, 09:23 PM   #2
Mark Yacavone
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Default Re: 1971 Torino 500 2 door hardtop

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After looking at NHRA blueprints it says for 302 valves are 1.79 intake and 1.46 exhaust.... I'm sorry but this doesn't really sound right?
Why not?
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Old 09-12-2019, 11:44 PM   #3
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Default Re: 1971 Torino 500 2 door hardtop

George Reid's Ford Engine Parts Interchange lists all 302 heads from 68 to 78 as 1.78/1.45.

MustangTek agrees,
http://www.mustangtek.com/heads/Heads.html


Edit: So does Summit. Melling and Sealed Power stock replacement valves are these sizes up to 78.
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Last edited by FireSale; 09-12-2019 at 11:56 PM.
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Old 09-19-2019, 03:39 PM   #4
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Default Re: 1971 Torino 500 2 door hardtop

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Originally Posted by Rose Racing View Post
After looking at NHRA blueprints it says for 302 valves are 1.79 intake and 1.46 exhaust.... I'm sorry but this doesn't really sound right?
Don't pay any attention to anything but the blueprint spec that NHRA has. They list 2 different valve sizes for the 302 1.79 1.46 1.78 1.45. Remember you have +.005 and -.015 tolerances. If you are careful you can run the same valve in either engine. You can get a Torino to 3410 with driver. We did it.
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Old 09-19-2019, 09:21 PM   #5
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Default Re: 1971 Torino 500 2 door hardtop

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Don't pay any attention to anything but the blueprint spec that NHRA has. They list 2 different valve sizes for the 302 1.79 1.46 1.78 1.45. Remember you have +.005 and -.015 tolerances. If you are careful you can run the same valve in either engine. You can get a Torino to 3410 with driver. We did it.
I did not know of the tolerance rule. I cant find any 1.79 intake valves except for a 4.6 ford
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Old 09-16-2019, 01:08 PM   #6
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Default Re: 1971 Torino 500 2 door hardtop

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https://opentrackerracing.com/ has all the rollerized front suspension stuff and it is excellent. I have been told that it is not legal in Stock, but is in SS, but who knows for sure? I used it on a 69 Mustang for SS/GT several years ago and the guy who did the front end alignment couldn't believe how well it worked.

If your interested in 429SCJ stuff, I have a bunch of it.
I'm not sure Bill did the 429 scj come in a Torino 500? I thought maybe GTs or Cobras?
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Old 09-16-2019, 08:44 PM   #7
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Default Re: 1971 Torino 500 2 door hardtop

The 500 has a 429 listed at 370hp in the Stock Car Guide. The Engine Blueprint document lists that as head # D0OE-R. MustangTek identifies it as D0OE-6090-R 70-71 429 cj/scj. It carries MustangTek's "verified" checkmark.
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Old 09-18-2019, 02:04 PM   #8
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Default Re: 1971 Torino 500 2 door hardtop

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and what do you Cleveland guys run for roller rocker arms?
PRW, These were considerably cheaper when they 1st started selling on E-Bay.
https://store.prw-usa.com/0246003-bi...l-rocker-arms/
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Old 09-19-2019, 11:44 AM   #9
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Default Re: 1971 Torino 500 2 door hardtop

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PRW, These were considerably cheaper when they 1st started selling on E-Bay.
https://store.prw-usa.com/0246003-bi...l-rocker-arms/
I have had a good experience with the PRW rockers on my stocker.
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