Drivetrain swap! 97 - 99

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Shiftx450

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esy4u2y9.jpg

^^^is this the oil pressure switch? If so, it's the same part on both motors.

Also, I broke this upon dismantle of the 97. Open to suggestions on how to get this broken threaded section out
are2ubej.jpg


It's supposed to look like this:
areje9ut.jpg


Working on swapping stuff over. Need to swap the power steering stuff as well as the 97 stuff is pretty corroded
vugu8e5a.jpg


Also this should be an easy swap huh?
This is the 97
y6yhy5ez.jpg


This is the 99, has no lines coming out
sy6u9u6e.jpg


Power steering stuff:
zu5etehe.jpg

Versus
y3anagaj.jpg


Also got the new spark plugs in, I always use the iridium in my bikes, thought they'd be good here
8y3a5uhe.jpg


Got the motor at TDC no. 1 cylinder at compression stroke, timing marks on harmonic balancer good. And contact in rotor cap pointing at 1.
de2ybusa.jpg

7asa7y8u.jpg


Got all exhaust flange gaskets, trans oil filter and gasket, oil filter, oil pan had to be ordered - got the gasket though, spanner wrench set for the friggin cooling fan, some other incidentals.

That's it so far!

Now back to the power steering swap stuff..

---------- Post added at 09:37 PM ---------- Previous post was at 09:23 PM ----------

****. Apparently I need a special puller for my power steering pump pulley - which has to be removed in order to pull out my power steering pump.

Guess that's it for the night.
 
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SunlitComet

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first and foremost that dizzy(distrubutor) cap is 180 degrees backwards. you wiont start until that is fixed. hope you got the dizzy pre install dizzy alignment marks right. other wise damn the corrosion is nasty. someone posted this about that adapter if you dare try it.

http://www.angelfire.com/mech/pa/heater_hose.html

for the oil cooler lines are you saying your 99 does not have them installed and there are no cooler fittings in the left tank of radiator for them? An i could have sworn the autolites were suppose to be XP605's not 606's. please recheck that.
 
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first and foremost that dizzy(distrubutor) cap is 180 degrees backwards. you wiont start until that is fixed. hope you got the dizzy pre install dizzy alignment marks right. other wise damn the corrosion is nasty. someone posted this about that adapter if you dare try it. for the oil cooler lines are you saying your 99 does not have them installed and there are no cooler fittings in the left tank of radiator for them? An i could have sworn the autolites were suppose to be XP605's not 606's. please recheck that.

Just wanted to see who's paying attention with the DIZZY, it's not bolted tight yet. I'm actually gonna leave it off until the motor is set back inside the truck to avoid damaging it during install.

"someone posted this about that adapter.." ? Can you further explain please

And look at the pics - the orange filter and bracket do not have oil lines coming out, but the 97 do. There are mysterious silicone filled ports on my radiator, about the left side tank area you mention, I'll have to take pics tomorrow. I think I'm going to replace the oil lines and try to reuse the radiator (maybe, need to look further into it) and utilize the 97 oil cooler here.

But my 99 has a HUGE radiator, in front of the other radiator.. Not sure where the oil cooler could go. Make sense?

Not sure what all the radiators and coolers are about. I will get pics up in the AM, you guys can help me figure it out.

As far as the plugs go, I took 605's out, in good shape but kinda old. Figured the 606 number change had something to do with the iridium element. The size and lengths are identical so I didnt worry about it much, just figured it was one number cooler for the sake of the more efficient element.

---------- Post added at 10:21 PM ---------- Previous post was at 10:19 PM ----------

Just saw your link. Disregard the comment about the adapter



---------- Post added at 10:26 PM ---------- Previous post was at 10:21 PM ----------

Just checked it out. The hacksaw part is out, but I get the concept of gently chiseling out the soft broken piece.

I hit a plumbing buddy of mine up to see if he has any pipe extractors that small. See if he comes through, if not I will attempt a version of that link!

Thank you.

---------- Post added at 10:31 PM ---------- Previous post was at 10:26 PM ----------

Just goin through the pics from yesterday, here's a few more I'd like to share. Poppa Dukes and I getting it in:

eja5u3uh.jpg


9uzurupa.jpg


ymyzu6aq.jpg


4aramy8a.jpg


eqadunyr.jpg


qa2u2evy.jpg


yhu7aqaj.jpg




---------- Post added at 10:32 PM ---------- Previous post was at 10:31 PM ----------

Degreased, scrubbed, and cleaned up the motor, trans, and Tcase today as well.

depyzama.jpg


---------- Post added at 10:59 PM ---------- Previous post was at 10:32 PM ----------

anybody ever use this:

http://www.magnumtuning.com/en/detail/ez-cel-fix-oxygen-sensor-simulator/Chevrolet/tahoe/5-7-v8

?
 
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SunlitComet

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yeah it sounds like someone killed the oil cooler system put in the 97 system and rad to get oil cooling back, it helps the engine last longer. get pics of your rad cooling cores what not but from fan you should have radiator a/c condenser and any smaller ones in front of those are even more cooling in addition to what is there now. but get pics and will label them for you. and dizzy tight or not let me be clear that cap is on backwards it will not run. in case i was confusing you.

---------- Post added at 08:25 PM ---------- Previous post was at 08:21 PM ----------

oh oil cooler lines go in those siliconed holes. while there may be extra the radiators did hold a trans cooler in the right rad end tank and oil cooler in the left.
 
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If oil cooler lines go into those siliconed holes, then why have an external oil cooler?

Nothing in the 99 other than the radiator and the condenser. Pics:

zaryvujy.jpg


a5u8eres.jpg


aqyta8eg.jpg


This is a pic of the 97:

ureze8e3.jpg


That external cooler is my motor oil cooler I believe. Then what went into the radiator on the drivers side?

Lookin like I have 4 sets of cooling input outputs:

Radiator coolant.
Trans oil. (Passenger side of radiator)
External cooler.
Drivers side of radiator ports.

What do I do with them?

I would like all cooling options to be utilized from the 97 into this 99 when I'm done.

---------- Post added at 10:55 AM ---------- Previous post was at 10:53 AM ----------

Let me know if you need more info or pics to help out.

Also was I pointing to the correct oil pressure switch? Am I good on that?

Ok I'm off for now to swap power steering stuff and dig that broken coolant fitting outta the intake manifold.
 

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That last pic is the external trans cooler, that gets hooked up after the internal cooler on the passengers side of the tranny. There are AC lines there that look to have been butchered too.

That broken fitting you will probably have to cut out using a pair of pliers and a hack saw blade or something.
 

SunlitComet

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correct the 97 had the hd tranny cooling option hence the extra external cooler you see on the PASS SIDE of radiator. otherwise the radiator holds internal coolers for the tranny and engine oil as standard. so take all the fluid cooling stuff from the 97and move into the 99. it is better for the engine and tranny. looks fine with the oil switch.
 
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Any diagrams floating around on the line routing for this hd cooler?

There's only 2 ports on the trans, and 2 on the radiator for the trans at passenger side.

The drivers side ports will take the engine oil cooler lines.

How do I route through that little external cooler?

Don't see any extra hoses lying around..
 

retorq

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The output on the trans (lower port) goes into the bottom of the radiator heat exchanger, the top comes out of the radiator and goes to that external cooler, then that goes back to the tranny into the top port.
 
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...I'm gonna need different trans oil lines in that case.

---------- Post added at 06:40 PM ---------- Previous post was at 06:39 PM ----------

And oil cooler lines.

---------- Post added at 06:40 PM ---------- Previous post was at 06:40 PM ----------

These things are a pain in the ass to match up as there's so many different configurations.

---------- Post added at 08:02 PM ---------- Previous post was at 06:40 PM ----------

Brief updated from the iPhone:

Good day today, lots of little stuff accomplished. Motor just about ready to go in.

Got that heater hose fitting fixed - did just as described in the above posted link. Worked perfect.

Power steering pump and lines swapped - had to go get the pulley puller

Oil pan and gasket replaced. Cleaned surfaces real good and used black rtv to help seal it up in the corners.

a4adu5ud.jpg


Reset my timing 180 degrees the other direction. Also got coil and regulator swapped over with the bracket.

Oil dipstick replaced,

Removed and cleaned throttle body - it was caked on both sides of butterfly. Replaced gasket, a little rtv there as well as precaution. Got my k&n intake adapter mounted up.

ypagamu8.jpg


unyju4a3.jpg


First thing in the morning I have to get the power steering pulley back on, and she's ready to go in!

Also wire wheeled and degreased the block a bit, shot some rust oleum paint to it to help inhibit the rust. All the rust you see is just from one season of salting and plowing, crazy.

Dad gets home around noon to help, so I'll kill time replacing the trans filter and gasket, also need to replace the dipstick tube and figure out the oil line situation there.
 
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At first glance this appears to be exactly perfect in what I have going on and in what I need.

Only difference is where the lines come into my 97 trans (which I'm using) they're at a slight angle.

---------- Post added at 09:26 PM ---------- Previous post was at 09:25 PM ----------

hmm. I goto genmotorinfo.com and cannot get anywhere on the site.
 
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If it was available, I was gonna play around with the configurations as to fine tune it to the EXACT parts I need, take it to Napa and say 'here, I need this'
 

SunlitComet

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All GM part numbers listed for all those numbered. autozone probably could not cross reference them unless they are spark plugs and filter things. Can gets you those numbers if needed. But woul try strippng an obs suv or truck from a yard first.
 
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Can I replace the trans oil lines and motor oil cooler lines with rubber hose, and pipe thread fittings?

And/or pipe thread fittings and flared fittings, and bend my own?

Will the rubber lines be acceptable to the pressures and such?

Which diameter hose would e recommended for the motor oil lines? They appear to be thin, then fat, then reduced to a thin lie again before the fitting.
 

retorq

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Yeah there are guys that replace them with braided steel line with AN fittings all the time ... I would probably get barbed adapters for the radiator fittings and double clamp it just in case.
 
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Ok thanks, will look into it. Hopefully be to that point tomorrow.

Progress update:

Motor in and mounts bolted, lots of stuff hooked up in the engine compartment, will finish the rest tomorrow when we lower her back down.

Having an issue with the fuel lines into the plenum.. They're rigid lines and can't get them into place. Messed up the orings, gotta replace them now.

Who's got a diagram on the layout of orings, bushing, and washers?

Got the trans all bolted up, torque converter bolted to flywheel, cover on, starter and grounds hooked up, transfer case and driveshafts on, all applicable electrical here hooked up.

Tomorrows agenda: tackle the exhaust (need to go get some bolts), o2 sensors, trans crossmember, put tires back on. Set her on the ground, finish mounting the power steering pump pulley, fan, need orings for the AC lines, get the fuel lines figured out. Finish the electrical stuff.

Then tackle all the oil lines and such.

Fluids.

Then cross my fingers, say a quick prayer and hope she starts!

Some random pics from tonight:

yvyne2yn.jpg


ygu9y8am.jpg


asy9u9u4.jpg


9ymy8uge.jpg


u3aduge3.jpg


myju5ave.jpg


5u5y4ety.jpg


y5uqades.jpg


a2y6azeg.jpg


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It's my dads setup. Wish I had my own too, but I sure am grateful he does!

We use the hell outta it too. Not too often we have to pay someone else to work on our vehicles or to perform maintenance on them.

There's multiple orings and washer(s) and bushing(s) and they're layered in the openings where the 2 fuel lines go in and get clamped on top of the intake manifold.

If you still don't understand ill try to take pics first thing in the morning.
 

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