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Engine Performance + Maintenance
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96+ Vortec Performance + Computer Swaps
If you want to do the 0411 PCM swap or have a 1996+ Vortec motor this is your forum!
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Sticky
Installing and correctly setting a vortec distributor
Aloicious
Oct 28, 2011
8
9
10
Replies
90
Views
203K
Apr 4, 2024
shaneroze
Sticky
12200411 PCM swap for 1996 to 2000 GMT400 trucks
Lextech
Mar 9, 2012
98
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100
Replies
999
Views
501K
Mar 28, 2024
pl813239
Sticky
0411 Pinout Contact for Lextech
Reluctanse
May 12, 2023
2
Replies
12
Views
8K
Jan 25, 2024
bluex
Sticky
How to get Coil per Cylinder and LSx ignition control on a L31 SBC Write up
Aloicious
Jul 28, 2010
5
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7
Replies
60
Views
83K
Jan 23, 2022
JCribb
L31 Extreme Budget Build
L31MaxExpress
Dec 28, 2022
58
59
60
Replies
594
Views
41K
Today at 5:33 PM
L31MaxExpress
G
Missing something? Fuel psi 10psi low
gilly327
Yesterday at 7:59 PM
Replies
2
Views
94
Today at 8:47 AM
gilly327
G
K
Ecu/ 5.0-5.7 swap questions
KOOPS
Yesterday at 5:34 PM
Replies
0
Views
47
Yesterday at 5:34 PM
KOOPS
K
Another 454 Vortec Build Thread - Documenting, Q&A, Help
Bachert24
Apr 19, 2024
9
10
11
Replies
108
Views
5K
Sunday at 1:09 PM
Spareparts
The Official Vortec 454 Info thread
BNielsen
Oct 5, 2020
52
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54
Replies
538
Views
191K
Sunday at 8:39 AM
Erik the Awful
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Ecm delete f to keep abs
twt63
Apr 30, 2024
Replies
1
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150
Thursday at 11:25 PM
Moofus02
M
surging idle when in gear and stopped
zachary A makoff
May 14, 2024
Replies
0
Views
129
May 14, 2024
zachary A makoff
96/97 and 98/99 PCM differences or compatibility
Orpedcrow
May 11, 2024
2
3
Replies
21
Views
1K
May 12, 2024
fancyTBI
‘97 5.7 build, 0411 swap, tune that wasn’t a tune…
97SWBCHEVY
May 10, 2024
Replies
0
Views
166
May 10, 2024
97SWBCHEVY
Want to Learn To Tune - Need help getting started
Bachert24
May 8, 2024
Replies
3
Views
283
May 8, 2024
BeXtreme
B
S
99 L29 454 build
Scottm
Sep 6, 2021
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39
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388
Views
72K
May 6, 2024
BeXtreme
B
What to look at, for fixing lopey idle and running rich?
HotWheelsBurban
Apr 23, 2024
2
Replies
17
Views
966
May 2, 2024
Sean Buick 76
Dual Plane MPFI Manifold
L31MaxExpress
Apr 26, 2024
Replies
8
Views
519
Apr 30, 2024
L31MaxExpress
G
1997 Chevy C2500 5.7 Vortec - Rough and High Idle. Has 411 PCM upgrade
GeforceXtreme
Apr 28, 2024
Replies
0
Views
257
Apr 28, 2024
GeforceXtreme
G
L29 EGR pipe delete only
Saab84mw
Apr 12, 2020
Replies
7
Views
10K
Apr 28, 2024
Dariank2500
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