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CorvetteForum - Chevrolet Corvette Forum Discussion
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Posts Made By:
Hib Halverson
Showing results 1 to 25 of 486
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Forum:
C8 Z06/ZR1/Zora Discussion
04-15-2024, 01:07 PM
Replies:
270
Official : The ZR1 is coming this summer
Views:
16,888
Posted By
Hib Halverson
Oh, crap...I had to dig out of the archives the...
Oh, crap...I had to dig out of the archives the C4 suspension tuning chart Scott Allman (the Corvette RH engineer from the 90s) and I worked-up.
The rates are in newtons/millimeters. Dimensions...
Forum:
C8 Z06/ZR1/Zora Discussion
04-15-2024, 12:15 PM
Replies:
270
Official : The ZR1 is coming this summer
Views:
16,888
Posted By
Hib Halverson
"A marketing faceplant".... Great choice of...
"A marketing faceplant"....
Great choice of words but little to back up the rest of that sentence.
So...tell us about those "turbo" cars from the "1990 decade" that had specific outputs higher...
Forum:
C8 Z06/ZR1/Zora Discussion
04-13-2024, 12:59 PM
Replies:
270
Official : The ZR1 is coming this summer
Views:
16,888
Posted By
Hib Halverson
Figured I'd add to the tsunami of speculation...
Figured I'd add to the tsunami of speculation about ZR1 and "Zora" with my wild-assed guesses.
ZR1: LT7 engine–the twin-turbo version of the LT6 at about 800-hp. Rear drive only. Not track-focused...
Forum:
C6 Corvette ZR1 & Z06
04-01-2024, 11:33 PM
Replies:
7
91 Octane and E85 question
Views:
319
Posted By
Hib Halverson
Unless the engine has been converted with both...
Unless the engine has been converted with both the "flex-fuel" hardware and calibration to run with a mix of pump 91 and E85, the engine is going to run lean and detonate. The problem with going...
Forum:
C6 Corvette ZR1 & Z06
03-26-2024, 05:02 PM
Replies:
14
[Z06]
Race fuel.
Views:
600
Posted By
Hib Halverson
My experience with stock or mild LS7s with stock...
My experience with stock or mild LS7s with stock compression at sea level and 75° or so ambient is that it takes 94.5-95-octane gas to keep the engine free of detonation on a third-gear pull from...
Forum:
C6 Corvette ZR1 & Z06
03-24-2024, 11:22 PM
Replies:
14
[Z06]
Race fuel.
Views:
600
Posted By
Hib Halverson
I'm not sure octane really measures burn speed....
I'm not sure octane really measures burn speed. In fact, you can have a high octane gasoline with a burn speed slower than that of a low octane gasoline. For example 100LL AVGAS burns slower than 100...
Forum:
C6 Corvette ZR1 & Z06
03-23-2024, 12:02 PM
Replies:
9
Help! What are these lines connected to the C6 Z06 dry sump
Views:
456
Posted By
Hib Halverson
GM calls those PCV pipes. OE replacements are...
GM calls those PCV pipes. OE replacements are going to be hard to find.
Forum:
C6 Corvette ZR1 & Z06
03-23-2024, 11:41 AM
Replies:
24
[Z06]
Possible to quiet down the exhaust?
Views:
6,294
Posted By
Hib Halverson
Cold start is louder because of calibration. ...
Cold start is louder because of calibration.
On a cold start, spark timing is way retarded to heat up the exhaust quickly and get the cats to light off ASAP. That's done for emissions because,...
Forum:
C6 Corvette ZR1 & Z06
03-20-2024, 09:42 PM
Replies:
8
[Z06]
Quickest N/A IRS car in the World!!!
Views:
517
Posted By
Hib Halverson
1.13 60-foot on the way to a 7.98...WOW....
1.13 60-foot on the way to a 7.98...WOW. Impressive performance. Awesome video footage.
A couple of questions...
If the car has IRS how'd you adapt that to a 9-inch?
Does other imagery of this...
Forum:
C6 Corvette ZR1 & Z06
03-15-2024, 05:34 PM
Replies:
26
Drivability of a Stock LS7
Views:
1,267
Posted By
Hib Halverson
A stock LS7 that's in good condition would run in...
A stock LS7 that's in good condition would run in 6th at 70-80mph with no problem
If the exhaust drones, it is likely to have an aftermarket exhaust behind the cats.
What's the idle speed and...
Forum:
C6 Corvette ZR1 & Z06
03-15-2024, 05:26 PM
Replies:
8
[Z06]
Uneven wear, I’m stumped.
Views:
364
Posted By
Hib Halverson
The pictures you attached are not calipers. They...
The pictures you attached are not calipers. They are brake discs and they show the pad material is transferring to the surface of the disc.
I'd switch to a quality brake pad...on cars with iron...
Forum:
C6 Corvette ZR1 & Z06
03-15-2024, 05:14 PM
Replies:
1
[Z06]
New zo6 owner with question. Exhaust valve weight.
Views:
170
Posted By
Hib Halverson
Hopefully, the upgraded valve springs will work...
Hopefully, the upgraded valve springs will work properly with the heavier valve.
You'll find out once you start running the engine over 6500 rpm.
Forum:
C6 Corvette ZR1 & Z06
03-12-2024, 06:46 PM
Replies:
5
[Z06]
C6 Z06 making weird belt/pulley noise. Anybody know what it is?
Views:
323
Posted By
Hib Halverson
My second cousin, Billy-Bob, uses a 12-ga to stop...
My second cousin, Billy-Bob, uses a 12-ga to stop ferret infestations. Gets rid of the little critters, but gosh dernit, ya always have to fix a lof of stuff afterwards.
Forum:
C6 Corvette ZR1 & Z06
03-12-2024, 06:40 PM
Replies:
32
[Z06]
Final results after building a high horsepower naturally aspirated car 786rwhp
Views:
2,690
Posted By
Hib Halverson
786 at the tire is 924 at the flywheel which...is...
786 at the tire is 924 at the flywheel which...is freakin' amazing. What kind of chassis dyno and are those number standard- or SAE-corrected?
Post your valvetrain details.
I curious as to what...
Forum:
C7 ZR1 Discussion
03-12-2024, 06:34 PM
Replies:
16
Back in a ZR1!
Views:
946
Posted By
Hib Halverson
Indeed, that is a beautiful car. A lseven-speed,...
Indeed, that is a beautiful car. A lseven-speed, too. More valuable that way. And, it's a low-wing car capable of 215-mph, given a long enough straight stretch, but...while ZR1s are a one-year car,...
Forum:
C6 Corvette ZR1 & Z06
03-11-2024, 02:16 PM
Replies:
4
Brakes locked after startup
Views:
287
Posted By
Hib Halverson
Seems like "Landru" has the fix, but five-year...
Seems like "Landru" has the fix, but five-year old brake fluid?! Time for flush and bleed.
Forum:
C7 ZR1 Discussion
03-11-2024, 02:14 PM
Replies:
1
Camber kits - What are they and do you need one? Plus C8 Install video
Views:
221
Posted By
Hib Halverson
Interesting footage and an innovative design.
Interesting footage and an innovative design.
Forum:
C6 Corvette ZR1 & Z06
03-09-2024, 07:29 PM
Replies:
2
[Z06]
Zr1 calipers on z06
Views:
351
Posted By
Hib Halverson
"ZR1 brake calipers" were also used on any Z06...
"ZR1 brake calipers" were also used on any Z06 with Z07.
Forum:
C6 Corvette ZR1 & Z06
03-09-2024, 07:26 PM
Replies:
5
[Z06]
C6 Z06 making weird belt/pulley noise. Anybody know what it is?
Views:
323
Posted By
Hib Halverson
Get yourself an automotive stethoscope. Lisle...
Get yourself an automotive stethoscope. Lisle makes a good one. They are great for isolating noises like that. Then you don't have to hassle removing belts and running the engine.
Almost sounds...
Forum:
C7 ZR1 Discussion
03-09-2024, 07:22 PM
Replies:
13
Apsis: Anyone wants to take this C7 Carbon Side Mirror? No Waiting
Views:
558
Posted By
Hib Halverson
Good to know. They'd look sick on my ZTK coupe,...
Good to know. They'd look sick on my ZTK coupe, but right now 1288 plus my old mirrors is out of my budget.
Thanks for all the info.
Good luck with the product.
Forum:
C7 ZR1 Discussion
03-09-2024, 12:20 AM
Replies:
13
Apsis: Anyone wants to take this C7 Carbon Side Mirror? No Waiting
Views:
558
Posted By
Hib Halverson
What is used as an adhesive? Not trying to steal...
What is used as an adhesive? Not trying to steal you on your processes, but I am interested to know how long before the CF starts to delaminate ie: what's the projected durability of the laminated...
Forum:
C7 ZR1 Discussion
03-06-2024, 02:53 PM
Replies:
31
Finally I'm officially in the ZR1 family
Views:
944
Posted By
Hib Halverson
It's the same as key on, engine off I...
It's the same as key on, engine off
I usually just guess, but if you don't have a good feel for that, you can use a scan tester in the data list mode to look at the TPS while you drive.
...
Forum:
C6 Corvette ZR1 & Z06
03-06-2024, 11:36 AM
Replies:
4
[Z06]
AMT Motor Mount and Differential Mount Review
Views:
296
Posted By
Hib Halverson
What prompted the conversion to AMT powertrain...
What prompted the conversion to AMT powertrain mountings?
Forum:
C7 ZR1 Discussion
03-06-2024, 11:26 AM
Replies:
31
Finally I'm officially in the ZR1 family
Views:
944
Posted By
Hib Halverson
Here's the key parts of the GM drive cycle: ...
Here's the key parts of the GM drive cycle:
[/list]
Note that this must be a cold start with the car sitting for more than 8 hours. Also, note the fuel level requirement.
[/list]
As long...
Forum:
C7 ZR1 Discussion
03-06-2024, 11:15 AM
Replies:
31
Finally I'm officially in the ZR1 family
Views:
944
Posted By
Hib Halverson
That's Federal. The OP is talking about the...
That's Federal.
The OP is talking about the emissions test requried in NY. The states with stringent requirements, such as CA, NY and MD, may require all IM monitors set or they may allow the evap...
Showing results 1 to 25 of 486
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