Forum: C4 ZR-1 Technical Postings
3 Weeks Ago
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Replies: 10
Views: 2,113
Re: C4 ZR-1 Coolant Problem
1991 you can get a digital readout via the HVAC controller display. Press and hold the up and down buttons together until you see 00 on the display. Then press up until you see 16. The coolant temp...
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Forum: C4 ZR-1 Technical Postings
3 Weeks Ago
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Replies: 3
Views: 930
Re: Ash flakes coming from exhaust
Yeah looks like carbon flakes. Run some WOT on highway or somewhere when you can keep the pedal on the floor for some decent long pulls and you will clean more out.
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Forum: C4 ZR-1 Technical Postings
4 Weeks Ago
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Replies: 10
Views: 2,113
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Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted
08-09-2024
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Replies: 7
Views: 1,512
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Forum: C7 ZR1 General Postings
07-26-2024
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Replies: 1
Views: 2,634
Re: Track Day Preparation for C7 ZR1
Talk to Adam at Carbotech about your plans and get the right brake pads. Flush the brake fluid and replace with Castrol SRF.
Try tire pressure at 30psi cold front and 28 rear. Lower if your hot...
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Forum: C4 ZR-1 General Postings
07-22-2024
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Replies: 11
Views: 2,958
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Forum: C4 ZR-1 Technical Postings
07-16-2024
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Replies: 4
Views: 2,048
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Forum: C4 ZR-1 Technical Postings
07-09-2024
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Replies: 10
Views: 3,484
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Forum: C4 ZR-1 Technical Postings
07-02-2024
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Replies: 22
Views: 7,572
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Forum: OFF TOPIC
07-01-2024
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Replies: 6
Views: 3,736
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Forum: C4 Members' Rides
06-27-2024
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Replies: 11
Views: 3,738
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Forum: C4 ZR-1 General Postings
06-05-2024
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Replies: 3
Views: 2,536
Re: Private messages?
Well just join already! You get a t-shirt every year and access to a lot of excellent technical information once you?ve a member.
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Forum: C4 ZR-1 General Postings
05-19-2024
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Replies: 12
Views: 5,163
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Forum: C4 ZR-1 General Postings
05-16-2024
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Replies: 32
Views: 6,501
Re: ZR1 Detectives
There are several FL members who might be able to help. I?ll send a link to this thread to some of them.
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Forum: C4 ZR-1 Technical Postings
05-12-2024
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Replies: 6
Views: 5,438
Re: Racetronix Injectors - any good?
When I could not find OEM Bosch EV1 injectors for my 1994 LT1, I adapted the newer style EV6 injectors. I would guess you can do the same for LT5. EV14 might also be adaptable. This way you can...
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Forum: Southeast Region
05-07-2024
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Replies: 1
Views: 12,155
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Forum: Southeast Region
05-07-2024
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Replies: 1
Views: 12,155
Mountain Run 10
I think I?ll be the first to post a photo. MattB captured this leaving the Little Switzerland Cafe after lunch. I may or may not have commandeered the vehicle from a cohort?s garage on Saturday for...
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Forum: C4 ZR-1 Technical Postings
04-19-2024
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Replies: 11
Views: 11,535
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Forum: C4 ZR-1 Technical Postings
04-17-2024
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Replies: 11
Views: 9,432
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Forum: C4 ZR-1 Technical Postings
04-16-2024
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Replies: 11
Views: 9,432
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Forum: C4 ZR-1 Technical Postings
04-05-2024
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Replies: 17
Views: 7,784
Re: Solution for B&B Exhaust Drone?
I wish it was that simple Raykahn but I ignored the warnings on header wrap on an LT1 powered 383ci 94C4 and they rotted through in a year just as others had predicted. Car rarely saw any rain and...
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Forum: C4 ZR-1 Technical Postings
04-05-2024
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Replies: 29
Views: 13,371
Re: Stranded on a road trip, '90 ZR-1, no crank
@-ing does not seem to do anything on this forum. I pretty much check it daily anyway so if you are trying to reach me it is not too hard lol Corvette form on the other hand I do not frequent nearly...
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Forum: C4 ZR-1 Technical Postings
04-05-2024
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Replies: 17
Views: 7,784
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Forum: C4 ZR-1 Technical Postings
04-01-2024
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Replies: 3
Views: 1,138
Re: Tire Size
275 and 315 are the stock sizes. No issues.
Michelin only makes the AS4 in these sizes. Great tire for everyday street but wouldn?t use them for extensive spirited driving and definitely not for...
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Forum: C4 ZR-1 Technical Postings
03-31-2024
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Replies: 7
Views: 1,307
Re: Seatbelt retractor issue
I can assure you it?s not normal or else the design was improved in later C4. I have never owned any other car that behaved this way. And my 1994 C4 didn?t have this issue. Maybe I will just buy...
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