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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Fri Nov 26, 2010 11:40 pm Post subject: Almost there!!! |
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ok so i got off work and started workin on the camaro again, got it to start, timing was a tad off, but i have a dilemma....so the last motor ran perfect at 6* BTDC...but not so much for this one, i tried adjusting the timing and driving it and adjusting and driving in (in just my driveway) i can tell the minimum air is off too, but i cant find the right place to lock the dizzy down at, anyone know about where my timing should be? its a LO3 motor with LT1 cam, idk if that changes anything... i just cant get it to drive normal
also gotta dump the oil, and replace with new stuff, get that milkshake outta there....
still got a bubble in the coolant somewhere, temp reads 260 but hoses and rad cap are cold _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Fri Nov 26, 2010 11:45 pm Post subject: |
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Ethylene glycol will eat your bearings. Do not run the engine without changing the oil.
When you fill the coolant system you need to bleed the air. As I mentioned before, I usually pull the upper heater hose while filling.
Did you reuse the dampener, timing cover, and timing marker that came with the engine? |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Fri Nov 26, 2010 11:46 pm Post subject: |
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yes the timing tab, cover and damper are all the ones for that motor
and the car only starts from about 9 btdc and 0* but that could also be an issue with minimum air, but not really cause sometimes the starter wont even move and the car will die if you move the dizzy outta that range _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Nov 27, 2010 8:24 am Post subject: |
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i found on TGO somewhere Dewey said he likes to use 4* ill try that _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Nov 27, 2010 9:10 am Post subject: |
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LO3 motors are TBI and timed at 0deg.
If you've got TPI ontop with TPI computer time it to 6deg. _________________ A redline a day keeps the carbon away! |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Nov 27, 2010 9:34 am Post subject: |
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I have tpi on top with tpi computer, and I had it at 6 and it ran like crap... ill try it again tho and see what happens _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Nov 27, 2010 9:42 am Post subject: |
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Changing transmissions shouldn't change the timing.
It really sounds like you've got some other gremlins floating around or no offense, really screwing up the tune up! lol
You are indeed unplugging the EST connector to set timing correct?
And you did set minimum air and the TPS adjustment afterward? _________________ A redline a day keeps the carbon away! |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Nov 27, 2010 10:09 am Post subject: |
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Yes I am unplugging th est connector, ill try re doing the min air, also I'm gonna double check my plug wires, maybe one is in the wrong spot, won't hurt to check
Its on the stock tune, I haven't even got to tuning it with custom tunes yet _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Nov 27, 2010 10:19 am Post subject: |
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By tune I mean timing, plugs, wires, firing order, min air, tps adjustment, air filter, fuel filter, vacuum lines. etc. etc. etc.
Not necessarily a custom chip :O) _________________ A redline a day keeps the carbon away! |
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Nov 27, 2010 10:34 am Post subject: |
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| Also gotta check the cap. If you left it on the distributor when you pulled the trans, the engine could have tipped back and cracked the cap against the firewall. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Nov 27, 2010 3:42 pm Post subject: |
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One of my rockers is clicking... coukd valves make it not wanna go?
Just trying to think of every possibility _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Nov 27, 2010 4:46 pm Post subject: |
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| What you think is a valve clicking might be spark jumping somewhere. Gotta check everything. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Nov 27, 2010 6:12 pm Post subject: |
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its definatly a valve, i put my ear up to the valve cover and i can definatly tell its from there, ill check all spark just in case
also my 9th injector is messed up causing a minor vacuum leak
timing is locked down at 6* BTDC
Minimum Air is set
oil is changed (probably gonna have to do it again)
starts up great, i was actually able to drive it, wet conditions not the best conditions for test drive, i was barly on the gas and i was spinning the wheels.
it drove pretty well, i wish it didnt smoke white, was wet or was dark so i could actually tell what was going on but i think im pretty much there!
it still blows a butt ton of white smoke, i got a LOT of it out through an oil change...is there anything i can do or put it in to make the smoke go away
also tranny needed a bit more fluid
and oil is blowing out the dipstick tube...idk why
and still gotta get air bubble out of coolant _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Nov 27, 2010 7:12 pm Post subject: |
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| White smoke could just be the coolant you dumped down into the Y-pipe. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sat Nov 27, 2010 7:35 pm Post subject: |
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very true...forgot about that _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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MrMike98 Member
Joined: 18 May 2010 Posts: 231 Location: Bremerton
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Posted: Sun Nov 28, 2010 12:38 pm Post subject: |
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oil out dipstick-maybe ur PCV valve is sludged up. and perssuizing crankcase.
now, bubbles in rad... not so good....could be head gasket.....
Mike |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sun Nov 28, 2010 5:54 pm Post subject: |
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ok so its not coming out of the dipstick anymore, i put some seafoam through the intake
coolant is fine after about 1/2 gallon added to radiator
its still smoking tho, im going to take a video and post it up next time im able to work on it in the daytime, but im starting to lean toward head gasket or cracked heads...
is there any way to like know for sure that its the head/ head gasket, cause i dont wanna get new heads or new head gaskets and spend all that money just for it to start smoking again... _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sun Nov 28, 2010 6:02 pm Post subject: |
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Pressurize the cooling system, remove spark plugs, roll engine over and see if water comes out.
You need to let it run a bit get fully heated up and see if there is any coolant consumption. _________________ A redline a day keeps the carbon away! |
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chevymad Master B
Joined: 11 Jan 2004 Posts: 5476
1987 Pontiac Formula
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Posted: Sun Nov 28, 2010 6:19 pm Post subject: |
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If you dumped any significant amount of coolant in the exhaust it will take miles to boil it out. I usually take a car for a 10 mile jaunt at 60mph and it will just barely have stopped steaming if theres antifreeze in the exhaust.. Idling won't do it.
But keep a good eye on the coolant level. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Sun Nov 28, 2010 6:29 pm Post subject: |
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how do you pressurize the coolant? just get the car heated up and pull a plug?
and could i take like a torch do the exhaust and boil it out that way....hhehe or a nice cruise would fun hehehe _________________
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