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Forum: 70-72 GTO Tempest & LeMans TECH 01-21-2024, 05:12 PM
Replies: 277
Views: 63,680
Posted By AG
Good luck with the update.

Good luck with the update.
Forum: 70-72 GTO Tempest & LeMans TECH 12-14-2023, 09:35 PM
Replies: 277
Views: 63,680
Posted By AG
That's quick. I got the first set of CNC chamber...

That's quick. I got the first set of CNC chamber CNC ported Eddy RP heads from SD and it only took 1.5 years because of availability of unassembled castings.
Forum: 70-72 GTO Tempest & LeMans TECH 11-30-2023, 06:36 PM
Replies: 277
Views: 63,680
Posted By AG
I set my heads up. I don't think you have to...

I set my heads up. I don't think you have to worry that it's a quality control issue, I clearly saw a defect in the metal that was the spot where a crack initiated, and I think it was a fluke as the...
Forum: 70-72 GTO Tempest & LeMans TECH 11-30-2023, 03:11 PM
Replies: 277
Views: 63,680
Posted By AG
Here is what the piston looked like. I had to...

Here is what the piston looked like. I had to buy four new ones from Ross to replace the single damaged one and had to go 0.030" over at the same weight as originals. My originals were custom...
Forum: 70-72 GTO Tempest & LeMans TECH 11-30-2023, 03:06 PM
Replies: 277
Views: 63,680
Posted By AG
Manley titanium 1.55" OD.

Manley titanium 1.55" OD.
Forum: 70-72 GTO Tempest & LeMans TECH 11-30-2023, 01:58 PM
Replies: 277
Views: 63,680
Posted By AG
This happened to a combustion when a titanium...

This happened to a combustion when a titanium retainer lensed and the exhaust valve dropped. The valve head broke off, the stem stuck in the guide and caused havoc. My local machine shop welded up...
Forum: 70-72 GTO Tempest & LeMans TECH 08-23-2020, 08:29 PM
Replies: 277
Views: 63,680
Posted By AG
4.5° of caster is good, you will have a strong...

4.5° of caster is good, you will have a strong centering response with that.
Forum: 70-72 GTO Tempest & LeMans TECH 06-28-2020, 11:45 AM
Replies: 277
Views: 63,680
Posted By AG
I bet it makes more power than that. My race...

I bet it makes more power than that. My race motor is 500 ci with a similar size SR and 335 CNC Eddy heads, and a victor/Dom, at 3550 # race weight the car goes 10.00 at 134 mph. I think the 535...
Forum: 70-72 GTO Tempest & LeMans TECH 06-14-2020, 07:14 PM
Replies: 277
Views: 63,680
Posted By AG
Really sorry to hear that, you would expect a...

Really sorry to hear that, you would expect a refresh to be a slam dunk. That's the reason I started building my own motors years ago. Hopefully you can diagnose the root cause of the issue and...
Forum: 70-72 GTO Tempest & LeMans TECH 01-23-2020, 03:07 PM
Replies: 277
Views: 63,680
Posted By AG
How were the Morel HR lifters?

How were the Morel HR lifters?
Forum: 70-72 GTO Tempest & LeMans TECH 12-06-2019, 08:11 AM
Replies: 277
Views: 63,680
Posted By AG
Have you started the motor yet?

Have you started the motor yet?
Forum: 70-72 GTO Tempest & LeMans TECH 11-19-2019, 06:25 PM
Replies: 277
Views: 63,680
Posted By AG
I spoke to you before I bought the Doug's RP...

I spoke to you before I bought the Doug's RP headers for my brother's '70, they are 2" primary tubes and we use a wrench for the #8 plug. No need for a special tool. What was the difference in PR...
Forum: 70-72 GTO Tempest & LeMans TECH 11-18-2019, 11:42 AM
Replies: 277
Views: 63,680
Posted By AG
Any update?

Any update?
Forum: 70-72 GTO Tempest & LeMans TECH 10-20-2019, 04:29 PM
Replies: 277
Views: 63,680
Posted By AG
What HR lifters did you go with? Did you talk to...

What HR lifters did you go with? Did you talk to Comp about your old ones?
Forum: 70-72 GTO Tempest & LeMans TECH 10-06-2019, 06:16 PM
Replies: 277
Views: 63,680
Posted By AG
Mine looked like that but no PR seats were...

Mine looked like that but no PR seats were cocked. WTF
Forum: 70-72 GTO Tempest & LeMans TECH 10-03-2019, 06:53 AM
Replies: 277
Views: 63,680
Posted By AG
I adjusted the lifters again last night and still...

I adjusted the lifters again last night and still have one ticker, can't believe this.
Forum: 70-72 GTO Tempest & LeMans TECH 10-02-2019, 10:53 AM
Replies: 277
Views: 63,680
Posted By AG
I used $190 Smith Brother's PRs on my brother's...

I used $190 Smith Brother's PRs on my brother's motor and I would prefer to not have to buy new lifters and new PRs.
Forum: 70-72 GTO Tempest & LeMans TECH 10-02-2019, 07:25 AM
Replies: 277
Views: 63,680
Posted By AG
I am going through a similar situation with my...

I am going through a similar situation with my brother's motor we first started in June with 857 lifters bought in 2017 and the OF HR cam. On start-up one of the lifer wheels broke and I couldn't...
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