Forum: C4 ZR-1 General Postings
07-28-2022
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Replies: 36
Views: 4,211
Re: Black top or colored top?
Although I have both tops, I prefer the clear top without a doubt. I kind of get claustrophobic with the painted one on and feel too confined. My air conditioner works great and have no problem in...
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Forum: C4 ZR-1 General Postings
06-19-2021
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Replies: 150
Views: 100,841
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Forum: C4 NCRS for ZR-1s
12-29-2019
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Replies: 1
Views: 662
Re: Oil Hoses
Hi Joel, I can’t find a date of when you posted this request for oil lines, but I have 90 ZR-1, and replaced mine that leaked. My Z is # 2805.
You can have my lines if you still want them. Call...
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Forum: C4 ZR-1 General Postings
11-18-2019
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Replies: 150
Views: 100,841
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Forum: C4 ZR-1 General Postings
04-11-2019
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Replies: 308
Views: 65,452
Re: How old are the ZR-1 owners?
68 and still remember where I parked it. I think....
Sent from my iPad using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1 Technical Postings
09-02-2018
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Replies: 12
Views: 1,603
Re: Starting issue?
Sent from my iPad using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
10-19-2017
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Replies: 6
Views: 637
Re: WTB: car cover
Contact me at mfalco452@hotmail.com if you are interested.
Sent from my iPad using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
10-19-2017
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Replies: 6
Views: 637
Re: WTB: car cover
I have two of them. You can have them both, no charge. Just need to be cleaned, and pay for shipping.
Sent from my iPad using ZR-1 Net Registry (http://r.tapatalk.com/byo?rid=90383)
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
10-19-2017
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Replies: 14
Views: 2,851
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Forum: C4 ZR-1 Technical Postings
10-14-2016
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Replies: 16
Views: 3,911
Re: oil change question
I greatly respect your experienced opinion and the expertise of Marc Haibeck so I think you guys have me convinced. I'll consider my Mobil1 High Mileage 5w-30 oil change an engine flush for the...
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Forum: C4 ZR-1 Technical Postings
10-14-2016
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Replies: 16
Views: 3,911
Re: oil change question
I think that I am more concerned with the issue that the owners manual clearly states "For the LT5 engine use only 10w-30 weight oil" an it is also printed on the oil filler cap and I specifically...
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Forum: C4 ZR-1 Technical Postings
10-14-2016
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Replies: 16
Views: 3,911
Re: oil change question
Thanks guys, I appreciate the input; I called Vette Doctors over in Amityville and they said pretty much what you guys advise, winter is coming, and with the lighter oil, it really wouldn't hurt the...
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Forum: C4 ZR-1 Technical Postings
10-12-2016
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Replies: 16
Views: 3,911
oil change question
A few days ago I brought my 1990 ZR-1 in for an oil change and specified to the mechanic that I wanted Mobil 1 High Mileage oil. He replaced the 8.5 quarts and gave me a half quart to bring home....
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Forum: C4 ZR-1 Technical Postings
06-06-2015
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Replies: 4
Views: 1,074
oil cooler line leak
I found a leak in my oil cooler line running from the radiator area to the engine on my 1990 ZR-1, at the part where the rubber is crimped to the metal. It looks like I have to replace it. Do I...
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Forum: C4 ZR-1 General Postings
12-29-2014
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Replies: 308
Views: 65,452
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Forum: C4 ZR-1 General Postings
11-09-2011
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Replies: 10
Views: 1,354
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Forum: C4 ZR-1 Technical Postings
10-11-2011
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Replies: 11
Views: 1,028
Re: Skip Shift
I have a stock 1990 zr-1. I want to disconnect the skip shift feature. I know that if i unplug the wire to the tranny, it will accomplish this....however, what is the purpose of the mentioned skip...
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Forum: C4 ZR-1 General Postings
10-06-2011
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Replies: 308
Views: 65,452
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Forum: C4 ZR-1 General Postings
10-05-2011
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Replies: 308
Views: 65,452
Re: How old are the ZR-1 owners?
My daughter-in-law keeps telling me that the only people that she sees driving vettes are old guys, and she makes fun of them and me; mid-life crisis and all she says. But being that she is marrried...
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Forum: C4 ZR-1 General Postings
02-11-2011
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Replies: 26
Views: 3,807
Re: What do you think of the mirrors?
Mirrors look o.k. but I have a question, The third tail light in the middle of the rear panel, is it an option or custom addition? I have a black 1990 zr-1 and the third brake light is above the...
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Forum: C4 ZR-1 General Postings
12-09-2010
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Replies: 137
Views: 20,745
Re: What's the Mileage on your ZR-1(s)?
1990, black/black
8100 miles
Over the past few years;
all new injectors due to sitting too much(my fault for not using car enough)
New prom to fix high idle
Replaced air bag module behind...
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Forum: C4 ZR-1 General Postings
10-29-2010
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Replies: 104
Views: 9,482
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Forum: C4 ZR-1 General Postings
08-06-2010
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Replies: 16
Views: 1,714
Re: Rear hatch weatherstrip.
I had the same problem at the corners, but the rest of the weathstrip was perfect. I just repaired the corners by taping it together with the black tape thats sold to repair radiator hoses with. It...
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Forum: C4 ZR-1 Technical Postings
10-25-2009
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Replies: 27
Views: 4,214
What is the best oil for the beast.
I have a 1990 ZR-1 with only 7500 miles. So far I have been using Mobil-1. I read that most oil companies removed the zinc from the oil formulations because it destroys the catalytic converters but...
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Forum: Review/Evaluation
10-25-2009
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Replies: 14
Views: 8,800
What is the best oil for the beast.
With the issue of taking zinc out of the new formulted oils, I need to know if anyone has the definitive answer for using an oil with the best protection for our beloved LT-5 that will provide the...
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