- 1. [Fot] Odd compression? (score: 1)
- Author: Edward Dunn <edunn@qualityfueltrailers.com>
- Date: Mon, 20 Aug 2012 01:29:28 -0700
- My '71 GT6 race car continues to vex... After having the engine blow, and then be rebuilt, it broke a rocker arm at Willow Springs in practice. Bent the #1 valve a bit too. Took the head off and had
- /html/fot/2012-08/msg00067.html (9,986 bytes)
- 2. [Fot] Odd compression? (score: 1)
- Author: Scott Janzen <sjanzen@me.com>
- Date: Mon, 20 Aug 2012 09:02:28 -0400
- I had a similar experience with my GT6 a few years ago (though a different initial cause). Could be gasket or rings or a warped head, but for my car it was leaky valves that needed to be recut. I had
- /html/fot/2012-08/msg00068.html (9,388 bytes)
- 3. Re: [Fot] Odd compression? (score: 1)
- Author: Jack Mc <LimeyV8@aol.com>
- Date: Mon, 20 Aug 2012 10:40:52 -0400
- Not relevant to your question, but I wouldn't be to quick to conclude somebody just didn't put that screw in - unless you've already searched the oil pan for it - I have found that screw on a magneti
- /html/fot/2012-08/msg00070.html (9,206 bytes)
- 4. Re: [Fot] Odd compression? (score: 1)
- Author: Edward Dunn <edunn@qualityfueltrailers.com>
- Date: Thu, 23 Aug 2012 14:21:54 -0700
- Did a leak down test on the GT6 motor. Retorqued the head to 75 lb ft. Performed test, and cylinders 1-5 were leaking through their exhaust valves. All cylinders were also leaking through the head ga
- /html/fot/2012-08/msg00125.html (9,769 bytes)
- 5. Re: [Fot] Odd compression? (score: 1)
- Author: Scott Janzen <sjanzen@me.com>
- Date: Thu, 23 Aug 2012 18:47:21 -0400
- Hi, Ed Sounds to me like you have a warped head, non-level block and/or studs that are stretched to the point where they've lost their elasticity (my engineering materials courses are 35 years in the
- /html/fot/2012-08/msg00126.html (11,372 bytes)
- 6. Re: [Fot] Odd compression? (score: 1)
- Author: Edward Dunn <edunn@qualityfueltrailers.com>
- Date: Thu, 23 Aug 2012 16:03:30 -0700
- Thanks, we'll check it out more tonight. Will likely order a set of ARP head studs. Guess I'll take the head back to the cylinder head shop to have them check the exhaust valves. The engine was rebui
- /html/fot/2012-08/msg00127.html (9,175 bytes)
- 7. Re: [Fot] Odd compression? (score: 1)
- Author: Vince G <vangoughv@hotmail.com>
- Date: Thu, 23 Aug 2012 19:14:44 -0400
- On this engine the leaking head gasket from the fuel pump side of the block is a classic symptom I starting your torque sequence in the wrong side ( I've made that mistake. Have the valves and seats
- /html/fot/2012-08/msg00128.html (13,787 bytes)
- 8. Re: [Fot] Odd compression? (score: 1)
- Author: Vince G <vangoughv@hotmail.com>
- Date: Thu, 23 Aug 2012 19:17:00 -0400
- Race engine, ya sounds like machine shop time to be safe :) Sent from my iPhone head them very cylinder? http://autox.team.net/mailman/options/fot/vangoughv@hotmail.com ______________________________
- /html/fot/2012-08/msg00129.html (10,082 bytes)
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