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Search took 0.00 seconds. Search: Posts Made By: dcarroll95
Forum: C4 ZR-1 Technical Postings 06-19-2019
Replies: 39
Views: 16,312
Posted By dcarroll95
Re: The most common but most unrecognized oil leak

Yes you can unbolt that cross brace and engine won’t drop. You can even pull both when you need access to various things.
Forum: C4 ZR-1 Technical Postings 02-16-2019
Replies: 14
Views: 2,176
Posted By dcarroll95
Re: Drill a hole in your engine block???

Had the car for about 3 months, first time I took the plenum off, got some coolant on top of the engine, so naturally I hosed it off when I put it all back together. Next week starter wouldn't even...
Forum: C4 ZR-1 Technical Postings 01-28-2019
Replies: 0
Views: 402
Posted By dcarroll95
Plenum bolt part# 11514168 still available from GM

I dropped a plenum bolt somewhere under the engine while doing my first plenum pull (hope to find it when I do headers soon), so started looking around for the bolt. Took me awhile to find one, so...
Forum: C4 ZR-1 Technical Postings 01-14-2019
Replies: 42
Views: 3,591
Posted By dcarroll95
Re: 1990 ZR-1 Hesitation when full Power

What type of scanner can we get that will hook up to a laptop? Just got my ZR1 couple of months ago.

Thanks!
Forum: C4 ZR-1 Technical Postings 01-10-2019
Replies: 42
Views: 3,591
Posted By dcarroll95
Re: 1990 ZR-1 Hesitation when full Power

Ditch the secondaries - they will fail one way or another and if you ditch them no more secondary issues. You'll need a chip from Marc Haibeck to reprogram the car to split injector duty, but then...
Forum: C4 ZR-1 Technical Postings 01-10-2019
Replies: 16
Views: 9,504
Posted By dcarroll95
Re: Secondary Remove guide?

Also, can I test run the car with the valves open before I chip it or is that a huge No No = engine lean and blow up? Hopefully someone responds before I get it back together. Kind of want to drive...
Forum: C4 ZR-1 Technical Postings 01-10-2019
Replies: 16
Views: 9,504
Posted By dcarroll95
Re: Secondary Remove guide?

Another valid reason to remove the secondary valves is the secondary intake valve gets massive carbon build-up from not running all the time. I'm in the middle of removing the butterflies and can...
Forum: C4 ZR-1s and ZR-1 Parts For Sale/Wanted 01-08-2019
Replies: 0
Views: 285
Posted By dcarroll95
WTB: SW headers with high flow cats

WTB SW headers with high flow cats ideally with OEM hookup to catback.
Forum: C4 ZR-1 Technical Postings 12-12-2018
Replies: 39
Views: 16,312
Posted By dcarroll95
Re: The most common but most unrecognized oil leak

Thank you! Now I see it just in front of the oil pan front bolts. What a nightmare, but I was able to tighten them and they were each about 1/2 turn loose and leaking plenty right there. Lifted...
Forum: C4 ZR-1 Technical Postings 12-11-2018
Replies: 39
Views: 16,312
Posted By dcarroll95
Re: The most common but most unrecognized oil leak

On my 1990, took the inner fender liner out to be able to see it. Then I used vice grips to extend my 1/4 inch socket with an 8mm socket on it. See the pic below.

Tightened these two plus the...
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