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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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97 5.7 vortec
Today at 12:29 AM
duallburb
LSX + Carb Swaps
This section is for info on LSX or carburetor swaps into the OBS trucks.
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647
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8K
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647
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8K
Carb swapped ‘97 vortec - SUCCESS!!!
Saturday at 7:49 PM
supspt454
Exhaust
Anything exhaust - from headers cats and pipes to tips.
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14K
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Flowmaster super 10s
Yesterday at 8:17 PM
sergeant58
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Radiator Oil Cooler Adapter Fitting
L31MaxExpress
Jun 19, 2022
3
4
5
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44
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6K
Friday at 1:25 AM
GoToGuy
Electric fan for Condenser?
OBSessed21
May 27, 2024
2
3
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27
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Thursday at 11:17 PM
df2x4
Misfires return
pkufeldt
Aug 2, 2023
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6
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2K
Thursday at 6:21 PM
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Valve Stem Seals Differences
pkufeldt
Oct 4, 2023
2
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14
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2K
Thursday at 6:09 PM
pkufeldt
9
Can I upgrade my 92 , 4.3 from CPFI to MPFI central port to multi port?
92GMCSonny
Wednesday at 8:30 AM
2
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15
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399
Thursday at 2:22 PM
L31MaxExpress
Tensioner and idler recomendations.
62barsoom
Wednesday at 9:23 PM
2
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13
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351
Thursday at 12:07 PM
98 Nitro
S
350tbi interference on stand.
saipan
Tuesday at 7:02 PM
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4
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150
Thursday at 8:54 AM
Erik the Awful
Engine performance
ObsBrian
Wednesday at 3:58 PM
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4
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232
Thursday at 7:20 AM
df2x4
another 5.7 with a hesitation 1995 Tahoe
preinternet
Wednesday at 4:29 PM
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4
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159
Thursday at 6:44 AM
DerekTheGreat
J
how to check cylinders
jonas454
Wednesday at 11:19 PM
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87
Wednesday at 11:42 PM
kennythewelder
C
OBD 1 Scan Tool Options?
CaptnC
Wednesday at 6:11 PM
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3
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150
Wednesday at 9:00 PM
Komet
C
Groaning Sound and Steering wheel pull when braking
CrackhaCam
Tuesday at 8:07 PM
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CrackhaCam
C
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88 350 TBI stumbles in gear when hot
old_silverado
Tuesday at 10:52 PM
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OlSmokie
K
No compression
katwood16
May 31, 2024
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Wednesday at 3:24 AM
Road Trip
T
ecm blows fues 93 C1500
Tadow
Oct 8, 2023
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822
Wednesday at 2:31 AM
Road Trip
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