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[Z06] LS7 Engine Failures On CF....The Breakdown

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Old 08-07-2009, 02:49 PM
  #481  
Painrace
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Originally Posted by dbhajek
I dont understand how you can call the oil system in the 06-08 ZO6 outstanding and well engineered when an advance driver, no mater how small of a percentage of drivers that is out there, and no mater how rare of a condition it could be, can push the oils system over its limits with the car in stock form. The oil system has zero room for error in stock form, with a above average driver.

To me if Ron Fellows could jump in a 06-08 ZO6, that is all stock, and run it 100% at any track without getting any oil starvation then I would call it outstanding and well engineered. I am talking HPDE, not racing.

I know I dont have a 5th of the kowledge of race cars or race driving that you have but I dont think you have to come up with the conclusion that the oil system in the 06-08 ZO6 isnt outstanding.

Unless you are just talking about street. Then I would agree the Z06 is outstanding and even over engineered for the street.
Ron Fellows did exactly what you state at Road Atlanta testing the new PS2 tires. There were several stock Z06s and several professional drivers there and no issues occured that day!

Ron also attended Katech's Track Attack in 2008 and drove several stock cars very fast with no issues.

I drove my car at good speeds with no issues in 2008 at Track Attack. I drove my car for ten laps at Charlotte Motor Speedway at 150 MPH! My motor did not blow us but the bearings were starting to wear.

I can say because it is my opinion that "the C6Z is one more fine car". It is my opinion.

Jeff Gordon also drove several C6Zs at Road Atlanta with no apparent issues. Ron and Jeff both have personal C6Zs as do a lot of professional drivers.

Have a good weekend!

Jim
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Old 08-07-2009, 02:57 PM
  #482  
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yes, very nice!
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Old 08-07-2009, 03:14 PM
  #483  
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Originally Posted by Painrace
Ron Fellows did exactly what you state at Road Atlanta testing the new PS2 tires. There were several stock Z06s and several professional drivers there and no issues occured that day!

Ron also attended Katech's Track Attack in 2008 and drove several stock cars very fast with no issues.

I drove my car at good speeds with no issues in 2008 at Track Attack. I drove my car for ten laps at Charlotte Motor Speedway at 150 MPH! My motor did not blow us but the bearings were starting to wear.

I can say because it is my opinion that "the C6Z is one more fine car". It is my opinion.

Jeff Gordon also drove several C6Zs at Road Atlanta with no apparent issues. Ron and Jeff both have personal C6Zs as do a lot of professional drivers.

Have a good weekend!

Jim
I wonder what year ZO6 Ron Fellows drove when he was testing the new PS2s?

Its just my opinion that anything that is engineered at its limits and has no room for error, in stock form, that I would call it outstanding and well engineered.

Have a good weekend Also.
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Old 08-07-2009, 03:32 PM
  #484  
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For every one instance of motor failure, there are hundreds of cars that are tracked without issue. I track my car with Hoosiers, coil overs, bushings, Pfadt comp bars and a cam. It has been flawless at both road course and Auto-x. I will be upgrading my tank this winter, but it is not going to stop me from running the rest of the events this summer.
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Old 08-07-2009, 03:48 PM
  #485  
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Originally Posted by jimman
Curious, if it's nonsense you must know the real number so what is it?
I'm just as curious.

Also, surely he must know that more than 130 Z06 owners have come through here and been members here.

And its only fitting that this is post #505.

Last edited by '06 Quicksilver Z06; 08-07-2009 at 04:10 PM.
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Old 08-07-2009, 03:58 PM
  #486  
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Originally Posted by RichieRichZ06
For every one instance of motor failure, there are hundreds of cars that are tracked without issue. I track my car with Hoosiers, coil overs, bushings, Pfadt comp bars and a cam. It has been flawless at both road course and Auto-x. I will be upgrading my tank this winter, but it is not going to stop me from running the rest of the events this summer.
So its like Russian roulette.
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Old 08-07-2009, 04:13 PM
  #487  
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Originally Posted by dbhajek
So its like Russian roulette.
Getting up in the morning and driving to work can be like Russian roulette.

Crossing the street can be like Russian roulette.

Getting on a plane can be like Russian roulette.

Going into a post office can be like Russian roulette.

Life caries no guarantees.

And man made machines have been known to fail from time to time.
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Old 08-07-2009, 04:13 PM
  #488  
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Originally Posted by dbhajek
I wonder what year ZO6 Ron Fellows drove when he was testing the new PS2s?

Its just my opinion that anything that is engineered at its limits and has no room for error, in stock form, that I would call it outstanding and well engineered.

Have a good weekend Also.
2007 on the PS2. 2006, 2007 and 2008 at Track Attack. Andy Pilgram was also involved at Road Atlanta and was at Katech's Track Attack in 2009. Andy actually had Jim Hall's car sidways in front of us all with Jim in the car. I also had Jim's car a little sideways a couple of times.

I don't think the cars are enginered to the limit. I do think taking them to the limit or beyond over and over may be the issue. I did not know the issue was with left hand turns. I ran a few laps at Charlotte before I ran the 150 MPH laps. All the turns were 150 MPH left hand turns on a significantly banked track at the limit of tire adhesion. I did not know my car had a G meter at the time so I did not look!

Jim

Last edited by Painrace; 08-07-2009 at 08:29 PM.
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Old 08-07-2009, 04:17 PM
  #489  
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Originally Posted by '06 Quicksilver Z06
Getting up in the morning and driving to work can be like Russian roulette.

Crossing the street can be like Russian roulette.

Getting on a plane can be like Russian roulette.

Going into a post office can be like Russian roulette.

Life caries no guarantees.

And man made machines have been known to fail from time to time.
O man, you ruined my weekend. You mean I might wreck my wife's car this weekend in the mountains?

Have a good one.

Jim
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Old 08-07-2009, 04:20 PM
  #490  
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Originally Posted by Painrace
2007 on the PS2. 2006, 2007 and 2008 at Track Attack. Andy Pilgram was also involved at Road Atlanta and was at Katech's Track Attack in 2009. Andy actually had Jim Hall's car sidways in front of us all with Jim in the car. I also had Jim's car a little sideways a couple of times.

I don't think the cars are enginered to the limit. I do think taking them to the limit or beyond over and over may be the issue. I did not know the issue was with left hand turns. I ran a few laps at Charlotte before I ran the 150 MPH laps. All the turns were 150 MPH left hand turns on a significantly banked track at the limit of tire adhesion. I did not know my car had a G meter at the time so I did not look!

Jim
Great response Jim, and I for one greatly appreciate it.

But we both know that even what you say above won't be good enough for some of the folk in here.

It will fall on the deaf ears of those who are hellbent on believing that these cars are "flawed" and "underengineered". They don't hear anything other than that.

But again, I do appreciate your saying it. It is a service to the forum. At least some of the people in here who don't believe that the sky is falling will see it.
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Old 08-07-2009, 04:24 PM
  #491  
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Originally Posted by Painrace
O man, you ruined my weekend. You mean I might wreck my wife's car this weekend in the mountains?

Have a good one.

Jim
You and your wife too.

Have a good time this weekend.
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Old 08-07-2009, 04:40 PM
  #492  
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Originally Posted by dbhajek
So its like Russian roulette.
No, not at all..... I'll take my odds on the LS7.
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Old 08-07-2009, 04:41 PM
  #493  
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Originally Posted by '06 Quicksilver Z06
Getting up in the morning and driving to work can be like Russian roulette.

Crossing the street can be like Russian roulette.

Getting on a plane can be like Russian roulette.

Going into a post office can be like Russian roulette.

Life caries no guarantees.

And man made machines have been known to fail from time to time.
I understand there will be failures like, rockers, springs, timing chains, etc.... The problem I have is the failures that are being caused by a system that is running with no room for error. If there was any kind of wiggle room I doubt we wouldnt have seeing the issue with the left hand turns.

Also, just because the engineers might have not know that the oil system was maxed out, it still doesnt make the oil system outstanding well engineered because if it was there wouldnt be a discussion about oil starvation in some cases in bone stock cars.
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Old 08-07-2009, 05:07 PM
  #494  
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Originally Posted by dbhajek
I understand there will be failures like, rockers, springs, timing chains, etc.... The problem I have is the failures that are being caused by a system that is running with no room for error. If there was any kind of wiggle room I doubt we wouldnt have seeing the issue with the left hand turns.

Also, just because the engineers might have not know that the oil system was maxed out, it still doesnt make the oil system outstanding well engineered because if it was there wouldnt be a discussion about oil starvation in some cases in bone stock cars.
I just turned over 87,000 miles on mine without a single fault. Now the usual response is I don't know what real hard driving is, not sure of who said that I think it was some Captain something or other on the forum. Well without going through a background of 66 years I can assure you it was good. With the Z I'm on my 9th set of rears since I picked up car in Feb 07 so that means more than just going for coffee somewhere. We do a minimum of one mountain run with 20 to 40 cars per month sometimes as many as three. What it's like for example the last one 15 miles of mountain twisties at 5000ft and never got higher than second gear and ran between 4000 and redline all that time, that's typical and usually within the speed limit. Mix that in with the rest of the run in the desert the car was run hard. So if that’s Russian roulette I am one lucky SOB.
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Old 08-07-2009, 05:13 PM
  #495  
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Originally Posted by jimman
I just turned over 87,000 miles on mine without a single fault. Now the usual response is I don't know what real hard driving is, not sure of who said that I think it was some Captain something or other on the forum. Well without going through a background of 66 years I can assure you it was good. With the Z I'm on my 9th set of rears since I picked up car in Feb 07 so that means more than just going for coffee somewhere. We do a minimum of one mountain run with 20 to 40 cars per month sometimes as many as three. What it's like for example the last one 15 miles of mountain twisties at 5000ft and never got higher than second gear and ran between 4000 and redline all that time, that's typical and usually within the speed limit. Mix that in with the rest of the run in the desert the car was run hard. So if that’s Russian roulette I am one lucky SOB.
I am not trying to be a jerk but have you done any HPDE? If so how many?
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Old 08-07-2009, 05:49 PM
  #496  
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Originally Posted by dbhajek
I am not trying to be a jerk but have you done any HPDE? If so how many?
Done a few track days a couple of years ago but found them a bit redundant and frankly a bit boring going round and round on the same track all day. Then of course afterwards seeing what was done to the brakes and tires, I just didn't get the rush. If it's going to be track than it has to be door to door. Did a lot of racing years and years ago, mostly Camaro’s then along with Ko-Karts. With the mountain runs, there are about twenty different areas out here in Southern CA and liking the scenery and hanging with a lot of friends, having lunch in different places each month and making it a great day.


Last edited by jimman; 08-07-2009 at 05:58 PM.
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Old 08-07-2009, 06:23 PM
  #497  
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Originally Posted by jimman
Done a few track days a couple of years ago but found them a bit redundant and frankly a bit boring going round and round on the same track all day. Then of course afterwards seeing what was done to the brakes and tires, I just didn't get the rush. If it's going to be track than it has to be door to door. Did a lot of racing years and years ago, mostly Camaro’s then along with Ko-Karts. With the mountain runs, there are about twenty different areas out here in Southern CA and liking the scenery and hanging with a lot of friends, having lunch in different places each month and making it a great day.

Again not to be a jerk or take anything away from your 87000 miles but since you have tracked your cars before, looked like a C5 ZO6, you know that you are not even getting close to how hard you can drive a car on a track.
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To LS7 Engine Failures On CF....The Breakdown

Old 08-08-2009, 01:06 AM
  #498  
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Yes trolling since 2005! Good one... Anyway here is the list of forum members with blown motors that I found spending 20 minutes searching. I am sure there are more...


1. RedSSSR
2. Charles Scavone
3. Slim Shady
4. Bmore30
5. Joe Planet
6. Elh0102
7. Elh0102
8. Elh0102 .....
9. Dg144
10. TFAST4U
11. Whirls
12. Captain454
13. 2008corvette
14. sleeplessinseattle
15. Z06MENANCE
16. Mjolitor 68
17. blkz
18. evo1313
19. evo1313...
20. itdoneblewup
21. dpracing
22. dpracing...
23. 1STZ
24. Joe Planet
25. Zmark06
26. ProjectOpel
27. Z06Norway
28. FNQWK
29. FRENCHICAN
30. Zeshawn
31. 2008Z
32. Cobraq8
33. Whosurdaddy
34. 427Z
35. Songman3
36. Tjd113
37. evo1313...again...
38. BlaznZ06
39. Pistol Champ
40. Mr.Algaz
41. Jan Eric
42. Codeblack
43. Kzof
44. Camaroaj
45. Pro531cad
46. LarryT
47. Gary2kc5
48. Steve Stubbs
49. Flpaul
50. Patsfan67

Most of these motors are stock or lightly modded. A few have more serious hardware. So if we have 150 members with LS7's that is a 33% failure rate. 200 is 25%, 500 is 10%. Whatever the true percentage of LS7 owners on this forum, that is a disgustingly high amount of blown engines.
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Old 08-08-2009, 01:32 AM
  #499  
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Originally Posted by THXBRETT
Yes trolling since 2005! Good one... Anyway here is the list of forum members with blown motors that I found spending 20 minutes searching. I am sure there are more...


1. RedSSSR
2. Charles Scavone
3. Slim Shady
4. Bmore30
5. Joe Planet
6. Elh0102
7. Elh0102
8. Elh0102 .....
9. Dg144
10. TFAST4U
11. Whirls
12. Captain454
13. 2008corvette
14. sleeplessinseattle
15. Z06MENANCE
16. Mjolitor 68
17. blkz
18. evo1313
19. evo1313...
20. itdoneblewup
21. dpracing
22. dpracing...
23. 1STZ
24. Joe Planet
25. Zmark06
26. ProjectOpel
27. Z06Norway
28. FNQWK
29. FRENCHICAN
30. Zeshawn
31. 2008Z
32. Cobraq8
33. Whosurdaddy
34. 427Z
35. Songman3
36. Tjd113
37. evo1313...again...
38. BlaznZ06
39. Pistol Champ
40. Mr.Algaz
41. Jan Eric
42. Codeblack
43. Kzof
44. Camaroaj
45. Pro531cad
46. LarryT
47. Gary2kc5
48. Steve Stubbs
49. Flpaul
50. Patsfan67

Most of these motors are stock or lightly modded. A few have more serious hardware. So if we have 150 members with LS7's that is a 33% failure rate. 200 is 25%, 500 is 10%. Whatever the true percentage of LS7 owners on this forum, that is a disgustingly high amount of blown engines.
interesting...thanks for the info...
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Old 08-08-2009, 02:04 AM
  #500  
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Originally Posted by THXBRETT
Yes trolling since 2005! Good one... Anyway here is the list of forum members with blown motors that I found spending 20 minutes searching. I am sure there are more...


1. RedSSSR
2. Charles Scavone
3. Slim Shady
4. Bmore30
5. Joe Planet
6. Elh0102
7. Elh0102
8. Elh0102 .....
9. Dg144
10. TFAST4U
11. Whirls
12. Captain454
13. 2008corvette
14. sleeplessinseattle
15. Z06MENANCE
16. Mjolitor 68
17. blkz
18. evo1313
19. evo1313...
20. itdoneblewup
21. dpracing
22. dpracing...
23. 1STZ
24. Joe Planet
25. Zmark06
26. ProjectOpel
27. Z06Norway
28. FNQWK
29. FRENCHICAN
30. Zeshawn
31. 2008Z
32. Cobraq8
33. Whosurdaddy
34. 427Z
35. Songman3
36. Tjd113
37. evo1313...again...
38. BlaznZ06
39. Pistol Champ
40. Mr.Algaz
41. Jan Eric
42. Codeblack
43. Kzof
44. Camaroaj
45. Pro531cad
46. LarryT
47. Gary2kc5
48. Steve Stubbs
49. Flpaul
50. Patsfan67

Most of these motors are stock or lightly modded. A few have more serious hardware. So if we have 150 members with LS7's that is a 33% failure rate. 200 is 25%, 500 is 10%. Whatever the true percentage of LS7 owners on this forum, that is a disgustingly high amount of blown engines.
Crap ........ I'm starting to "worry the sky is falling"


DH
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