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Search: Posts Made By: Topless87
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Forum: C4 General Discussion
03-27-2009, 01:23 AM
Replies: 10
Views: 418
Posted By Topless87

Thanks for the info! I'll definitely be there...

Thanks for the info! I'll definitely be there this year!

Here's a pic from the local paper:
http://media.caller.com/ccct/content/img/photos/2007/09/16/20070916-041139-pic-584169558_t600.jpg...
Forum: C4 Tech/Performance
05-30-2006, 10:52 PM
Replies: 3
Views: 314
Posted By Topless87

Bingo! Test light was a huge help! After...

Bingo! Test light was a huge help!

After banging my head over and over because this connector was not firing. I had a DOH moment. It was hooked up to the cold start connector.... DOH!!!

Now,...
Forum: C4 Tech/Performance
05-30-2006, 07:24 PM
Replies: 3
Views: 314
Posted By Topless87

dead injector

Ok, I've been struggling to figure out a dead cylinder. I did the water squirt bottle test and my #7 is not firing at all, the exhaust port is cold. Then I took my stethescope and listened to all...
Forum: C4 Tech/Performance
05-06-2006, 08:27 PM
Replies: 20
Views: 9,709
Posted By Topless87

I had the same thing on my 87 causing...

I had the same thing on my 87 causing intermittent failures on things like the fuel pump and fans. I think it was found that the grease GM used to keep the connections dry eats away at the...
Forum: C4 Tech/Performance
05-06-2006, 01:13 PM
Replies: 132
Views: 6,143
Posted By Topless87

I suggest testing 160 baud stream first, its...

I suggest testing 160 baud stream first, its simple, and its always on and you can go to the more complex one after you have that one working.

One thing is when in diag mode, you fan should come...
Forum: C4 Tech/Performance
05-06-2006, 01:03 PM
Replies: 132
Views: 6,143
Posted By Topless87

That pinout above is wrong for your vette. Pin M...

That pinout above is wrong for your vette. Pin M does nothing, and pin B is not optional if you want either data stream.

There is no PIN M.
A=ground
B=Diag Mode
E=Data

Pin E will talk in...
Forum: C4 Tech/Performance
05-05-2006, 07:56 PM
Replies: 11
Views: 480
Posted By Topless87

The 85 has a special burn-off circuit and not...

The 85 has a special burn-off circuit and not just a simple relay like the 86 and after models. It can also be quite pricey to replace. Its been a few years, but I was looking and thought I'd...
Forum: C4 Tech/Performance
05-05-2006, 09:11 AM
Replies: 11
Views: 480
Posted By Topless87

The first question that came to my mind is how...

The first question that came to my mind is how highly modified is it? Do you still even have an EGR valve or a MAF? May be a silly question, but have to ask.

First, the MAF on the 85 is a beast...
Forum: C4 Tech/Performance
05-05-2006, 08:48 AM
Replies: 132
Views: 6,143
Posted By Topless87

WinALDL does not transmit, but Moates' ECM852 or...

WinALDL does not transmit, but Moates' ECM852 or any other software that goes into 8192 baud mode must transmit to go into the higher bandwidth mode.



That is a VERY handy port on the ALDL...
Forum: C4 Tech/Performance
05-05-2006, 01:23 AM
Replies: 13
Views: 645
Posted By Topless87

With alum heads shouldn't you put some anti-seize...

With alum heads shouldn't you put some anti-seize around the threads on install? Last time I did my 87, about 2002, that was the advice.
Forum: C4 Tech/Performance
05-04-2006, 10:30 PM
Replies: 26
Views: 993
Posted By Topless87

I'm assuming this is for your 87. And, you are...

I'm assuming this is for your 87. And, you are still using the runner intake and throttle body TPI. In this case you absolutely cannot get rid of your O2 sensor. Any more than you could get rid of...
Forum: C4 Tech/Performance
05-04-2006, 08:43 PM
Replies: 132
Views: 6,143
Posted By Topless87

That schematic is the 2-transistor I spoke of in...

That schematic is the 2-transistor I spoke of in my post up above. I only hooked up pins 2,3,5 and it worked fine with winaldl and with datamaster, but I switched to a permanently wired in adapter...
Forum: C4 Tech/Performance
05-03-2006, 08:51 AM
Replies: 42
Views: 1,714
Posted By Topless87

Think of it more like contributing to the greater...

Think of it more like contributing to the greater world-wide documentation pool of how to work on vettes. The one guy you are answering today may not thank you, but the hundreds or thousands who...
Forum: C4 Tech/Performance
05-02-2006, 09:12 PM
Replies: 132
Views: 6,143
Posted By Topless87

My 2-transistor set up uses a 1/4 watt resistor...

My 2-transistor set up uses a 1/4 watt resistor as does the AKM cable from Steve Ruse(I'm pretty sure because its very small, but I'd have to open it up to be sure).

And, yes its as simple as...
Forum: C4 Tech/Performance
05-02-2006, 09:02 PM
Replies: 3
Views: 453
Posted By Topless87

Ooops you're right, its off at 185, on at 195. I...

Ooops you're right, its off at 185, on at 195. I live in south texas and in traffic, I don't like to give it much of a chance to get much over 200. I have a 180 thermostat. Depending on how it...
Forum: C4 Tech/Performance
05-02-2006, 01:41 AM
Replies: 3
Views: 453
Posted By Topless87

rebuilt 85

I got an 85 coupe that was all riced up all sorts of stuff, but what did it in was the kid NOS'd it up and cracked a head. I've removed the 150 Amps of draw from the electronics (5 Amps, Neon,...
Forum: C4 Tech/Performance
04-25-2006, 07:30 PM
Replies: 15
Views: 662
Posted By Topless87

How about the GM Performance Parts head gaskets?

How about the GM Performance Parts head gaskets?
Forum: C4 General Discussion
04-25-2006, 07:26 PM
Replies: 25
Views: 1,183
Posted By Topless87

No, not driving it. I didn't put that because......

No, not driving it. I didn't put that because... well who would? I guess you never know.



It blew on startup and I stopped it pretty quick. Oil appears clean. Plugs out and wd-40 sprayed in...
Forum: C4 Tech/Performance
04-25-2006, 07:14 PM
Replies: 15
Views: 662
Posted By Topless87

Yes, all great ideas. But, I'm going to have to...

Yes, all great ideas. But, I'm going to have to set a budget of about $1K on this one just don't have the extra now. So, nothing fancy.

With 100K miles, should I replace the valve springs? Or...
Forum: C4 Tech/Performance
04-25-2006, 12:15 AM
Replies: 15
Views: 662
Posted By Topless87

Blown head gasket, what to improve while heads off?

87 vert z52 with 98K miles. Had great compression and ran smooth all stock.

Asside from a good valve job, what should I do while the heads are off. Not looking a big HP boosts, just efficiency...
Forum: C4 General Discussion
04-24-2006, 10:47 PM
Replies: 25
Views: 1,183
Posted By Topless87

Well, this thread is well timed.:rolleyes: ...

Well, this thread is well timed.:rolleyes:

I was running some scans on my laptop to check a new ALDL interface and on one startup I heard what sounded a bit like a backfire, but not really if you...
Forum: C4 Parts for Sale/Wanted
04-24-2006, 08:28 AM
Replies: 8
Views: 414
Posted By Topless87

I guess I'll take the cover since thats all thats...

I guess I'll take the cover since thats all thats left ;)
PM sent
Forum: C4 Tech/Performance
04-20-2006, 10:43 PM
Replies: 3
Views: 443
Posted By Topless87

I'm also using a cheap 2-transistor interface,...

I'm also using a cheap 2-transistor interface, not a nice max232 setup.

But, what could it indicate? I would think if the ecm was resetting,shorting, or something, the data after a "skip" would...
Forum: C4 Tech/Performance
04-20-2006, 09:42 PM
Replies: 3
Views: 443
Posted By Topless87

85 skips in WinALDL

I really don't know if this is normal or not. I don't have another 85 to test. When logging with WinALDL about every 12-15th record is mostly zeros. All the records in between look normal. I was...
Forum: C4 General Discussion
10-04-2005, 11:04 PM
Replies: 13
Views: 437
Posted By Topless87

This is funny, I have an 85 coupe and the 87 z52...

This is funny, I have an 85 coupe and the 87 z52 vert. I had always thought the verts were lower. I scrape on the little slope out of my garage, take speed bumps a 1MPH and still scrape. It...
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