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Search: Posts Made By: Black 84 Z
Showing results 1 to 50 of 165
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Forum: Tech / General Engine
04-26-2024, 12:18 PM
Replies: 14
Views: 584
Posted By Black 84 Z

Re: Vortec vs Promaxx vs AFR enforcer vs Jegs aluminum

Well I gathered the Sniper, Hyperspark, and some assorted odds and ends and took it to the shop. I would have loved to do all of it myself but I simply don’t have the space, time, tools, and...
Forum: Tech / General Engine
04-05-2024, 06:52 AM
Replies: 14
Views: 584
Posted By Black 84 Z

Re: Vortec vs Promaxx vs AFR enforcer vs Jegs aluminum

Good to know, thanks again! How tall was the spacer you had on the RPM? I’m worried about hood clearance but would be nice to get a phenolic spacer to keep some heat away from the EFI unit.
Forum: Tech / General Engine
04-04-2024, 07:48 PM
Replies: 14
Views: 584
Posted By Black 84 Z

Re: Vortec vs Promaxx vs AFR enforcer vs Jegs aluminum

Thanks for the info 89GTA, I know LS heads have larger intake runners but didn't figure that was an apples to apples comparison with a SBC. The 195 vs 185 was more of a preference I suppose, that's...
Forum: Tech / General Engine
04-03-2024, 02:37 PM
Replies: 14
Views: 584
Posted By Black 84 Z

Re: Vortec vs Promaxx vs AFR enforcer vs Jegs aluminum

Damn, I had heard they were crack prone but that's crazy. I guess I might have to revisit the Jegs heads if that is true and one or both are cracked. Anyone else have the same experience with...
Forum: Tech / General Engine
03-28-2024, 02:46 PM
Replies: 14
Views: 584
Posted By Black 84 Z

Re: Vortec vs Promaxx vs AFR enforcer vs Jegs aluminum

Thank you for the info midias! I was a bit skeptical that the ports would match but that definitely does help. I'm now kinda leaning more towards keeping the Vortecs, even if one has to be...
Forum: Tech / General Engine
03-26-2024, 10:17 AM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

Retested it and it definitely seems there is a problem. Took a before pic:
https://cimg2.ibsrv.net/gimg/www.thirdgen.org-vbulletin/2000x1504/img_1498_948c2107461ce703f5ade702a9685dd94fca8a9d.jpeg...
Forum: Tech / General Engine
03-26-2024, 09:48 AM
Replies: 14
Views: 584
Posted By Black 84 Z

Vortec vs Promaxx vs AFR enforcer vs Jegs aluminum

I need some opinions on the aforementioned cylinder head options. I believe I have either a blown head gasket or a cracked head in my Camaro (exhaust gasses in cooling system) and am considering...
Forum: Tech / General Engine
03-25-2024, 03:09 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

Not great news, I got the tester and set it up in the radiator. After running the engine for a few minutes the indicator fluid looked like it was starting to turn from blue to green when I shut off...
Forum: Tech / General Engine
03-24-2024, 12:57 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

OK spoke too soon. I believe you were right LiquidBlue that the cap not being secure allowed any air to be pushed out the cap instead of into the overflow. After driving it more (with the cap...
Forum: Tech / General Engine
03-20-2024, 03:48 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

I drove it more and longer today than I had in the recent past. I do know that this cap fits more securely than the previous one, which is part of why I wanted to replace it.
Those tiny leaks can...
Forum: Tech / General Engine
03-20-2024, 03:41 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

OK more good advice, thank you. I’ll not touch it and drive, check, drive, check and see what happens. Guess it was a good idea to replace the replacement radiator cap LOL. 🤞
Forum: Tech / General Engine
03-20-2024, 03:07 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

OK I’m hoping this is resolved. I took it out today and drove for quite a while to make sure that it was fully warmed up and stayed that way to see if it was going to overheat or show any other...
Forum: Tech / General Engine
03-19-2024, 01:37 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

Thank you, what I did was similar. Had the cap off and ran it until the coolant started pouring out a bit. I’ll try locating a coolant pressure tester and see what happens. Appreciate the reply!
Forum: Tech / General Engine
03-19-2024, 01:34 PM
Replies: 15
Views: 404
Posted By Black 84 Z

Re: Coolant bubbling into reservoir

Thanks for the info, I hadn’t thought about a leak being there that wouldn’t allow it into the oil. I believe I’ve read that Vortecs are prone to cracking, just not sure where the weak points are....
Forum: Tech / General Engine
03-18-2024, 10:30 AM
Replies: 15
Views: 404
Posted By Black 84 Z

Coolant bubbling into reservoir

Ok I have an issue that is confusing me. My Camaro (1984 auto vortec head 355 street demon carb) constantly has bubbles blowing into the coolant reservoir whenever it runs. It’s been doing this for a...
Forum: Tech / General Engine
05-16-2023, 05:59 PM
Replies: 20
Views: 816
Posted By Black 84 Z

Re: Upgrade roadmap?

My advice is to not upgrade anything before fixing all of the things that don’t work properly first. The only exception is to possibly upgrade the things that do not function properly right now. If...
Forum: Engine Swap
08-11-2022, 12:26 PM
Replies: 11
Views: 1,654
Posted By Black 84 Z

Re: ESC module in a 350 TBI??

Yes, it will be the same distributor.
Forum: Engine Swap
07-19-2022, 12:21 PM
Replies: 17
Views: 1,586
Posted By Black 84 Z

Re: Ol Classic...305 to 350

One other detail with the vortec block is that it may or may not be drilled for a mechanical fuel pump. Some are drilled and have a block off plate and others are not. Not a major thing either way as...
Forum: Tech / General Engine
06-30-2022, 07:49 AM
Replies: 14
Views: 1,919
Posted By Black 84 Z

Re: Manifold vs ported vacuum advance in theory

Forgot to mention, my timing light has decided to take a crap so I actually have no idea what the timing curve looks like LOL. I just know it runs pretty good now and Much better than before. When I...
Forum: Tech / General Engine
06-30-2022, 07:45 AM
Replies: 14
Views: 1,919
Posted By Black 84 Z

Re: Manifold vs ported vacuum advance in theory

Thanks a ton for all of the help in this thread. When I changed my gauges a while back I had an extra spot that I put a vac gauge into. It's been a big help getting small adjustments done. As for...
Forum: Tech / General Engine
06-30-2022, 07:07 AM
Replies: 38
Views: 877
Posted By Black 84 Z

Re: cam/head combo question

Agree with what most have said here that neither head listed is close to ideal. The 882s are just bad all around and the darts (while a good head) are a big mismatch for the rest of your combo. The...
Forum: Tech / General Engine
06-20-2022, 06:00 PM
Replies: 14
Views: 1,919
Posted By Black 84 Z

Re: Manifold vs ported vacuum advance in theory

This is a big reason I want to understand this better, to see if stepping up to a better ignition system is a good idea for my combo.
Thanks!
Forum: Tech / General Engine
06-20-2022, 05:58 PM
Replies: 14
Views: 1,919
Posted By Black 84 Z

Re: Manifold vs ported vacuum advance in theory

Ok so if I set it up this way then I'd in theory have:
28* at idle (12* initial + 0 mechanical+ 16* vacuum)
30* at WOT (12* initial + 18* mechanical + 0* vacuum)
46* at part throttle (12*...
Forum: Tech / General Engine
06-18-2022, 08:14 PM
Replies: 14
Views: 1,919
Posted By Black 84 Z

Re: Manifold vs ported vacuum advance in theory

OK so let's say it's 12 initial, wouldn't hooking it up to 16* of vac adv put it at 28* at idle? Sorry if I'm not grasping it correctly.
Forum: Tech / General Engine
06-18-2022, 04:12 PM
Replies: 14
Views: 1,919
Posted By Black 84 Z

Manifold vs ported vacuum advance in theory

OK, I hesitate to even post this as I've done a lot of searches and I know that there are pretty strong opinions for both options. My reason for this post is not to necessarily figure out which one...
Forum: Tech / General Engine
03-31-2022, 06:24 PM
Replies: 5
Views: 325
Posted By Black 84 Z

No oil to rockers

Hello all, I've got a major issue and need some guidance. Short story is that I had a new longblock built for my 1984 Z28, it was sent to a shop for installation and after doing so they went to start...
Forum: Tech / General Engine
01-06-2022, 09:50 PM
Replies: 10
Views: 3,400
Posted By Black 84 Z

Re: Zz4 with Vortec heads

Thanks so much for the replies guys! I haven't run the numbers on the actual components used in the build to find the actual CR since it's not just a head and cam swap but a full rebuild with new...
Forum: Tech / General Engine
01-06-2022, 08:59 AM
Replies: 10
Views: 3,400
Posted By Black 84 Z

Re: Zz4 with Vortec heads

Interesting, so it would make less power with the vortecs than the aluminum L98 heads given the same cam, compression, intake? I know the vortec chamber is a bit bigger but since the pistons used to...
Forum: Tech / General Engine
01-05-2022, 10:17 PM
Replies: 10
Views: 3,400
Posted By Black 84 Z

Zz4 with Vortec heads

So I did a search but didn't find what I was looking for, I am needing to replace the 350 that's been in my 84 Z28 for over 20 years. It never sees the track so I want to keep it street able and fun...
Forum: Engine Swap
07-08-2021, 08:52 AM
Replies: 16
Views: 2,623
Posted By Black 84 Z

Re: 350 Vortec shopping list

Quite frankly it sounds like the first guy has some TBI heads he wants to sell but can't find a buyer. Just take a quick scan of different engine builds in this forum using the vortec heads versus...
Forum: Tech / General Engine
06-25-2021, 02:17 PM
Replies: 28
Views: 6,154
Posted By Black 84 Z

Re: Budget Build 1st gen 350 with Vortec Heads

Is there any source to buy different weight and center sections? Same as the poster above I'd like to limit the advance to about 14 and don't have the ability to weld the slot. I've looked at curve...
Forum: Tech / General Engine
06-24-2021, 05:58 PM
Replies: 6
Views: 3,673
Posted By Black 84 Z

Re: Vortec Intake Manifold choices

Since there is so little difference among them I'll keep looking for a used Edelbrock RPM or go with one of the less expensive ones (hopefully that will ship quickly as many are not in stock). Anyone...
Forum: Tech / General Engine
06-22-2021, 03:22 PM
Replies: 6
Views: 3,673
Posted By Black 84 Z

Re: Vortec Intake Manifold choices

Interesting reading that article. I'm wondering if you would feel much of a difference between any of them on the street, esp since my engine wouldn't be as strong as the one in the article. Even...
Forum: Tech / General Engine
06-21-2021, 06:15 PM
Replies: 6
Views: 3,673
Posted By Black 84 Z

Vortec Intake Manifold choices

I will hopefully be having a 350 Vortec built for me here shortly to replace the tired 350 that currently resides in the car.. Nothing too wild just a tried and true build, probably a Comp 08-423-8...
Forum: Interior
06-14-2021, 08:42 PM
Replies: 31
Views: 3,371
Posted By Black 84 Z

Re: Hawks Restoration Series Instrument Clusters for 82-92 Camaros

True, poor choice of words on my part. I'm just concerned as I have almost no slack to work with behind the harness. The wires are SHORT.
Forum: Interior
06-14-2021, 05:39 PM
Replies: 31
Views: 3,371
Posted By Black 84 Z

Re: Hawks Restoration Series Instrument Clusters for 82-92 Camaros

Thanks, when I pulled up the picture on my computer instead of my phone I could see it better. I was hoping to find a way to not hack up the factory harness but I don't see any other way...
Forum: Interior
06-14-2021, 01:45 PM
Replies: 31
Views: 3,371
Posted By Black 84 Z

Re: Hawks Restoration Series Instrument Clusters for 82-92 Camaros

How is this wired into the gauges? Is there a harness that plugs into the stock location or do the wires have to be cut and spliced? They look great if the wiring is easier than what I just bought...
Forum: Electronics
05-27-2021, 11:06 AM
Replies: 5
Views: 722
Posted By Black 84 Z

Re: Wiring aftermarket gauges

OK I've decided to instead of hacking up the factory wiring I'm going to buy a harness to plug into what is there. It's a bit pricey but it should make my project much easier and cleaner.
Secondly I...
Forum: Electronics
05-24-2021, 07:04 PM
Replies: 5
Views: 722
Posted By Black 84 Z

Re: Wiring aftermarket gauges

Thanks for the reply. I've looked at several of the senders but all of the GM ones were threaded and all of the Ford ones were push on. Is there one that can be attached at the end of the cable...
Forum: Electronics
05-24-2021, 09:53 AM
Replies: 5
Views: 722
Posted By Black 84 Z

Re: Wiring aftermarket gauges

Also, is there an adapter that converts the cable driven speedo signal to an electronic signal for our cars? I see several but they are threaded and mine is a push on style.
Forum: Electronics
05-24-2021, 09:28 AM
Replies: 5
Views: 722
Posted By Black 84 Z

Re: Wiring aftermarket gauges

OK after messing with it a bit I'm guessing I will have to cut the wires off the back of the harness as it doesn't look like I can pull the pins out from the back. I'm really hesitant to do this as...
Forum: Electronics
05-20-2021, 12:19 PM
Replies: 5
Views: 722
Posted By Black 84 Z

Wiring aftermarket gauges

I finally get fed up with my stock gauges that either are inaccurate or don't work at all. I bought a 6 gauge set from New Vintage USA mainly due to the more concise wiring. After studying the...
Forum: Tech / General Engine
05-16-2021, 07:43 PM
Replies: 1
Views: 355
Posted By Black 84 Z

Let's play Name That Sound!

OK, my car (1984 Z28 with 350, speed demon carb) just started making a strange noise. It's coming from the front of the engine so I first took the belts off the alternator water pump, and power...
Forum: Electronics
04-11-2021, 09:21 AM
Replies: 7
Views: 394
Posted By Black 84 Z

Re: Intermittent battery drain

Nope, no pull down motor luckily. When I get the chance I will disconnect the entire light harness and see if the drain is before or after it. I believe it is the connection behind the pocket on the...
Forum: Electronics
04-07-2021, 10:18 AM
Replies: 7
Views: 394
Posted By Black 84 Z

Re: Intermittent battery drain

Since I wasn't sure what to do I pulled each bulb in the rear and tested each socket with the ammeter. None of the registered anything. Is there something else hooked up to the stop hazard fuse I can...
Forum: Electronics
04-02-2021, 02:55 PM
Replies: 7
Views: 394
Posted By Black 84 Z

Re: Intermittent battery drain

Update
Finally was able to get a bit of help so I could test each fuse and see where the drain is coming from. After testing each it looks like the trouble spots are the ctsy fuse and the hazard...
Forum: Electronics
03-25-2021, 10:13 AM
Replies: 7
Views: 394
Posted By Black 84 Z

Re: Intermittent battery drain

OK, had the alt tested and everything passed at 2 different parts stores (didn't trust the first guys abilities lol). Brought it home and tested the draw again and back to 19 mA. I guess next step is...
Forum: Electronics
03-25-2021, 05:59 AM
Replies: 7
Views: 394
Posted By Black 84 Z

Re: Intermittent battery drain

Yeah, I'm just baffled at how it could be so hit or miss on the readings. Not a little variance but totally different readings.
Forum: Electronics
03-24-2021, 05:37 PM
Replies: 7
Views: 394
Posted By Black 84 Z

Intermittent battery drain

I have an 84 Z28 that I am unfortunately not able to drive as much as I'd like so it will sit several days at a time. Occasionally the battery will be dead when I go to start her up. I always just...
Forum: Engine Swap
02-06-2021, 08:04 AM
Replies: 4
Views: 639
Posted By Black 84 Z

Re: swapping a 1991 camaro

Unfortunately 10k is not going to sniff 650 and likely not 500 with any level of safety. Since it has no engine or trans don't bother with anything older than an LS engine and trans. The truck...
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