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R
rpoL98
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Joined
Sep 2, 2010
Last seen
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Viewing thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
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R
rpoL98
reacted to
618 Syndicate's post
in the thread
7.4 swap c1500 tight on the passenger side
with
Like
.
Post a picture of the headers. I'll bet they're wrong. GMT400 specific headers don't require modification to anything, especially the...
Monday at 10:03 PM
R
rpoL98
reacted to
BeXtreme's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
with
Like
.
You will just end up chasing your tail and spend tons of money to potentially solve nothing like that. There have been lots of good...
Monday at 6:01 PM
R
rpoL98
reacted to
Bachert24's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
with
Like
.
Strangely it doesn’t have the AIR setup on the manifolds. Based off this pic I’m feeling like I need to just replace the fuel pump, FPR...
Sunday at 4:30 PM
R
rpoL98
reacted to
Supercharged111's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
with
Like
.
One is for the pump the other is for a fuel tank pressure sensor. It's a MAP sensor basically, part of the evap system. As far as I know...
Friday at 8:13 PM
R
rpoL98
reacted to
Supercharged111's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
with
Like
.
As previously stated there is no fuel pressure sensor.
Friday at 8:13 PM
R
rpoL98
reacted to
Supercharged111's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
with
Like
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If that's for me, you really need to take a closer look at what you and I have posted.
Friday at 8:12 PM
R
rpoL98
reacted to
Scottm's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
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Like
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Here is the full page. FPS started in 98. And I don't know if this is relevant to what you were saying.
Friday at 8:12 PM
R
rpoL98
reacted to
Supercharged111's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
with
Like
.
I believe it started mid 97, basically once the plastic fuel bucket was introduced. But you kept calling it a fuel pressure sensor and...
Friday at 8:12 PM
R
rpoL98
reacted to
Caman96's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
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https://www.rockauto.com/en/catalog/chevrolet,1998,k2500+pickup,7.4l+v8,1303681,fuel+&+air,fuel+tank+pressure+sensor,6385
Friday at 8:12 PM
R
rpoL98
reacted to
BeXtreme's post
in the thread
Another 454 Vortec Build Thread - Documenting, Q&A, Help
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Well, that verifies you have a fuel pressure issue.. but doesn't narrow down why. You could have a bad check valve in the pump, leaking...
Friday at 5:11 PM
R
rpoL98
replied to the thread
The Official Vortec 454 Info thread
.
when the factory original pump failed in my 1997 dually, i went with an Aeromotive pump. Old style carrier, i guess, certainly not a...
Apr 19, 2024
R
rpoL98
reacted to
Nad_Yvalhosert's post
in the thread
What to do with pre cat and after cat 02 sensors
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That's right. The single catalyst Vortec smaller engines do have 3 upstream sensors that sample left, right and combined pre catalyst...
Apr 2, 2024
R
rpoL98
reacted to
L31MaxExpress's post
in the thread
What to do with pre cat and after cat 02 sensors
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Nope it had a 3rd pre-cat. All of the 4.3L and 5.0L Vortecs did.
Apr 2, 2024
R
rpoL98
reacted to
b454rat's post
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What to do with pre cat and after cat 02 sensors
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Like
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3 pre cat? Don't think I ever heard/seen 3 pre cats. I had a 96 with a 305, had 2 pre and a single post O2.
Apr 2, 2024
R
rpoL98
reacted to
b454rat's post
in the thread
What to do with pre cat and after cat 02 sensors
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You need the pre cat ones, not the after cat ones. They just read the condition of the cats.
Apr 2, 2024
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