Forum: C4 ZR-1 Technical Postings
4 Days Ago
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Replies: 6
Views: 217
Re: ZR-1 Oil Change
I would change it on the lift as-is.... whatever oil gravity can send to the pan is already there after this lengthy time. I'd pull the drain plug, and give it plenty time to drain cold. It should...
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
5 Days Ago
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Replies: 6
Views: 223
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
5 Days Ago
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Replies: 6
Views: 223
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Forum: C4 ZR-1 General Postings
5 Days Ago
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Replies: 4
Views: 481
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Forum: C4 ZR-1 General Postings
5 Days Ago
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Replies: 5
Views: 170
Re: First 1990 ZR-1 Vin runs
Perhaps a Carfax or similar report will confirm beginning history of your VIN....?
I own 1990 #2184 sold by dealership to customer as new (with minimum miles) in California and similar/same for...
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Forum: C4 ZR-1 Technical Postings
1 Week Ago
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Replies: 15
Views: 1,637
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Forum: C4 ZR-1 General Postings
1 Week Ago
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Replies: 4
Views: 481
Re: Vin 2133 Polo Green and Tan
Perhaps you meant...?
1G1YZ23J5L5802133
Last shown to be in Colorado in June 2021...? At such a low price, perhaps salvage?...
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Forum: C4 ZR-1 General Postings
3 Weeks Ago
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Replies: 5
Views: 797
Re: 91 Shinoda/Rick Mears ZR-1 1000 miles
The OEM wheels as installed on assembly line "sawcut" in forward motion.
The Shinoda/Mears car also has directional spokes, seems to me they should all be in same direction... even if the owner...
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Forum: C4 ZR-1 General Postings
4 Weeks Ago
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Replies: 5
Views: 797
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Forum: C4 ZR-1 Technical Postings
4 Weeks Ago
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Replies: 15
Views: 1,637
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Forum: C4 ZR-1 Technical Postings
4 Weeks Ago
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Replies: 15
Views: 1,637
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
4 Weeks Ago
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Replies: 4
Views: 755
Re: F/S 1990 pizza box
Oh, man.... I couldn't quite make out the engraved number in the photo, and I was getting excited that maybe it matches my red car; #2511. Oh, well.
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Forum: C4 ZR-1 Technical Postings
4 Weeks Ago
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Replies: 4
Views: 866
Re: Bought Valvoline VR1 20-50
My understanding is that our LT5 needs a zinc-phosphate additive (ZDDP) to protect camshafts... similar/same as other engines of same era. I recall Ford and GM having issues with camshafts and...
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Forum: C4 ZR-1 General Postings
05-19-2024
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Replies: 4
Views: 1,044
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Forum: C4 ZR-1 General Postings
05-16-2024
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Replies: 32
Views: 3,225
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Forum: C4 ZR-1 General Postings
05-16-2024
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Replies: 32
Views: 3,225
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Forum: C4 ZR-1 General Postings
05-15-2024
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Replies: 32
Views: 3,225
Re: ZR1 Detectives
I got info on mine via CarFax. Also, you might search this forum for that VIN to see if owners have posted here about same car.
I also simply entered the VINs into my internet browser, and got...
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Forum: C4 ZR-1 General Postings
05-11-2024
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Replies: 71
Views: 10,953
Re: Mileage
1990 #2184 @ 56k miles
1990 #2511 @ 26k miles
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
05-08-2024
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Replies: 1
Views: 1,152
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
05-06-2024
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Replies: 1
Views: 1,152
A-mold Wheel(s) for sale
Not mine.... simply forwarding the info:
https://houston.craigslist.org/pts/d/galveston-corvette-gm-mold-wheel-new/7732067966.html
...
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Forum: C4 ZR-1 General Postings
05-06-2024
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Replies: 15
Views: 1,807
Re: Hello from the UK! :)
I, too, subscribed several days ago to your YouTube documentation of a black 1991 ZR-1.
I am especially interested in your project being I lived in Huntstanton and Heacham Beach (The Wash)...
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
05-04-2024
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Replies: 2
Views: 1,782
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Forum: OFF TOPIC
04-30-2024
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Replies: 18,128
Views: 1,195,059
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Forum: OFF TOPIC
04-29-2024
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Replies: 18,128
Views: 1,195,059
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Forum: OFF TOPIC
04-29-2024
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Replies: 18,128
Views: 1,195,059
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