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Engine Performance + Maintenance
If it's under the hood, its in here.
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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99 L29 454 build
Yesterday at 10:54 PM
Scottm
LSX + Carb Swaps
This section is for info on LSX or carburetor swaps into the OBS trucks.
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634
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634
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T
How To: Ditch EFI and keep TBI PCM for 4L60E Control.
Yesterday at 2:04 PM
tayto
Exhaust
Anything exhaust - from headers cats and pipes to tips.
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E
Long tube headers
Yesterday at 12:14 PM
EKOBS
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93 K2500 Suburban 454 Holley Sniper Upgrade
LC2NLS6
Sep 3, 2020
15
16
17
Replies
166
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43K
Oct 21, 2022
LC2NLS6
NBS master cylinder Swap
scott_williams2
Jan 16, 2021
15
16
17
Replies
160
Views
39K
Dec 9, 2021
Schurkey
Idles high after being in gear.
BigRedOne
Feb 20, 2022
14
15
16
Replies
159
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22K
Jun 17, 2022
BigRedOne
what causes this
zayres29
Jul 14, 2011
14
15
16
Replies
154
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Jul 25, 2011
RHamill
Well f**k me running
ChrisAU
May 10, 2012
14
15
16
Replies
154
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Jul 9, 2012
ChrisAU
Torque app for android.
2000CCSB
Feb 9, 2013
14
15
16
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154
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32K
Aug 11, 2016
Dr.Zoom
Locked
optimal MPG mods
K15 Blazer
Oct 13, 2014
14
15
16
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153
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Oct 28, 2014
sewlow
D
Death Dually
Death Dually 99
Jul 5, 2017
14
15
16
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152
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18K
Mar 7, 2018
Death Dually 99
D
1996 350 Vortec Coolant Leak
adray96
Aug 10, 2016
13
14
15
Replies
147
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19K
Dec 7, 2016
adray96
Jeep shaft installed
nate3531
Mar 10, 2012
13
14
15
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145
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18K
May 13, 2015
cmcolfax
C
Carb SBC vs TBI SBC vs Gen 3 LS reliability
slow_c1500
Jul 20, 2023
13
14
15
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145
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12K
Oct 9, 2023
Scooterwrench
D
96k3500 454 Whipple Supercharger build thread
dale_gribble
Oct 17, 2011
13
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15
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143
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104K
Nov 1, 2023
Stockman4127
S
TOW RIG OVERHAUL! 2nd time... diesel swap
Van Gui1d3r #838
Feb 11, 2017
13
14
15
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142
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Nov 14, 2017
Van Gui1d3r #838
B
built 406 or mild 350 w/whipple
b454rat
Nov 28, 2020
13
14
15
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142
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Dec 16, 2020
b454rat
B
Bad running after manual swap
JPVortex
Apr 17, 2024
12
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4K
Today at 1:27 AM
JPVortex
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OBD1 ABS codes
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