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Forum: 77-81 Firebird & Trans Am TECH 08-14-2005, 11:55 AM
Replies: 0
Views: 441
Posted By jtsmith
403 Heads Question

Just found a pair of 7a complete heads for my 403. Came off of a low miles 350 engine that was running good. What all prep work other then drilling out the bolt holes would you 403 Gurus recommend...
Forum: 70-73 Firebird & TA TECH 08-12-2005, 10:52 PM
Replies: 1
Views: 227
Posted By jtsmith
Question 403 Heads Question

Just found a pair of 7a complete heads for my 403. Came off of a low miles 350 engine that was running good. What all prep work other then drilling out the bolt holes would you 403 Gurus recommend...
Forum: 77-81 Firebird & Trans Am TECH 08-12-2005, 09:56 AM
Replies: 19
Views: 1,096
Posted By jtsmith
hehehe I made sure it was dry before sucking....I...

hehehe I made sure it was dry before sucking....I have done that before though. It makes an instant flame thrower....kinda fun to watch ;)
Forum: 77-81 Firebird & Trans Am TECH 08-10-2005, 11:55 AM
Replies: 3
Views: 312
Posted By jtsmith
Question 79 TA 403 to 400/455

I have a 79 TA with a working, but tired 403 olds (tach stopped working at 139k two owners ago). I plan on running it (weekend use only) with the olds while I restore the interior. In the meanwhile...
Forum: 77-81 Firebird & Trans Am TECH 08-10-2005, 10:06 AM
Replies: 19
Views: 1,096
Posted By jtsmith
Final update: Bought 2 gallons of Naptha and...

Final update:

Bought 2 gallons of Naptha and went to work. I used a shop vac and a nylon bristle brush to get most of the big chunks off the valves and out of the valley. Once the big chunks...
Forum: 77-81 Firebird & Trans Am TECH 08-06-2005, 06:21 PM
Replies: 19
Views: 1,096
Posted By jtsmith
Thanks for all the advice. I am about to raise...

Thanks for all the advice. I am about to raise the engine to take off the oil pan. I went and talked to my neighbor who has a regular junky yard of engines in his shop and he told me not to raise...
Forum: 77-81 Firebird & Trans Am TECH 08-06-2005, 12:20 AM
Replies: 19
Views: 1,096
Posted By jtsmith
Saltillo...isn't that up there around Tupelo? ...

Saltillo...isn't that up there around Tupelo? I'm on the coast in Pascagoula.

I tried to soak a chunk of hardened sludge in Naptha, Gasoline, and ATF. Nothing put a dent in it. Only thing...
Forum: 77-81 Firebird & Trans Am TECH 08-05-2005, 02:01 PM
Replies: 19
Views: 1,096
Posted By jtsmith
I've plenty of both laying around. I'll try them...

I've plenty of both laying around. I'll try them both and let ya'll know what I find.
Forum: 77-81 Firebird & Trans Am TECH 08-05-2005, 09:52 AM
Replies: 19
Views: 1,096
Posted By jtsmith
Engine ran fine when I got the car a few months...

Engine ran fine when I got the car a few months ago...but it has never been driven over a few miles by me or the previous owner for about 5 years.

I plan on testing different solvents tonight and...
Forum: 77-81 Firebird & Trans Am TECH 08-04-2005, 11:20 PM
Replies: 19
Views: 1,096
Posted By jtsmith
Update: Talked to a fellow mechanic who told...

Update:

Talked to a fellow mechanic who told me this is fairly normal for older engines due to parafin based oils. He told me todays oils would never do that to an engine...hope he's right.

I...
Forum: 77-81 Firebird & Trans Am TECH 08-04-2005, 10:29 AM
Replies: 19
Views: 1,096
Posted By jtsmith
Exclamation The Blob is alive! And living in my engine! (Warning: Large Pictures)

I took off my intake manifold last night (1979 403)....you guys failed to mention that it weighs 500 freakin pounds :eek:

Only had to grind off one bolt so it wasn't as bad as I thought. After...
Forum: 77-81 Firebird & Trans Am TECH 08-04-2005, 09:20 AM
Replies: 3
Views: 498
Posted By jtsmith
I removed the intake last night.... At first...

I removed the intake last night....

At first I though I would just keep the Edelbrock because the engine was running so well and I hate to mess it up. But after having a look at it...I don't see...
Forum: 77-81 Firebird & Trans Am TECH 07-28-2005, 08:56 AM
Replies: 0
Views: 327
Posted By jtsmith
I am new and have gotten a ton of info from this...

I am new and have gotten a ton of info from this site and I want to give some back.

Door Pins:
I started working my door hinges that were in terrible shape. After removing the pins I found...
Forum: 77-81 Firebird & Trans Am TECH 07-28-2005, 08:40 AM
Replies: 3
Views: 498
Posted By jtsmith
My stock manifold is rusty as hell and the EGR...

My stock manifold is rusty as hell and the EGR Valve (not even connected) mount has one side rusted off. Bolts look like they're going to be fun too ...
Forum: 77-81 Firebird & Trans Am TECH 07-28-2005, 08:35 AM
Replies: 0
Views: 344
Posted By jtsmith
I just purchased a 1979 T/A 403 K and I am slowly...

I just purchased a 1979 T/A 403 K and I am slowly starting the restoration process.

Background: I am new to automobile engines, but I am a very experienced marine, small engines, everything else...
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