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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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19K
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S
99 L29 454 build
19 minutes ago
Scottm
LSX + Carb Swaps
This section is for info on LSX or carburetor swaps into the OBS trucks.
Threads
634
Messages
7.9K
Threads
634
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7.9K
5.7 TBI to 5.3 LM7
Yesterday at 6:36 PM
Schurkey
Exhaust
Anything exhaust - from headers cats and pipes to tips.
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13.9K
Threads
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New Y-pipe and cat for the old girl
Today at 5:53 PM
L31MaxExpress
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Grounded alternator, now no start
_rgk
Friday at 7:15 PM
Replies
9
Views
225
Saturday at 5:36 AM
_rgk
Ac compressor trouble
KennyBoi99
Friday at 2:56 AM
Replies
3
Views
179
Saturday at 1:59 PM
rebelyell
R
J
350 vortec choppy cam
Jake rogers
Friday at 1:30 AM
Replies
4
Views
225
Friday at 11:03 AM
Erik the Awful
Rats... need a new part
sactown
Thursday at 11:46 PM
Replies
8
Views
392
Saturday at 12:23 AM
smdk2500
S
D
Ground Wire Behind Engine
Dachechinwolf
Thursday at 11:10 PM
2
Replies
10
Views
534
Friday at 12:26 AM
Dachechinwolf
D
T
ECM trouble dtc 51 PROM error
TheKOOK
Thursday at 11:04 PM
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4
Views
138
Friday at 2:47 AM
TheKOOK
T
Upgraded injectors
Savagesierra
Thursday at 9:40 PM
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5
Views
222
Saturday at 6:15 PM
Savagesierra
Y
1995 5.7 head / head gasket issue.
youtubemechwitsense
Thursday at 7:00 PM
Replies
5
Views
203
Friday at 11:00 AM
Erik the Awful
R
Idler pulley/tensioner question 1990 5.7 with AC
RShrimp
Thursday at 4:10 PM
Replies
1
Views
78
Thursday at 4:16 PM
Nad_Yvalhosert
N
Well, that was unexpected!
DesertRat828
Thursday at 2:35 PM
Replies
4
Views
162
Thursday at 2:49 PM
DesertRat828
R
1995 k1500, 5.7/350. Backfires through intake
RhettR7707
Thursday at 12:00 AM
2
Replies
11
Views
264
Friday at 10:13 PM
Schurkey
S
Best Spider
Skip Fix
Apr 24, 2024
Replies
6
Views
259
Thursday at 1:01 PM
Orpedcrow
4
Performance Issue on 1993 C1500 1/2 Pickup Single Cab
47venture
Apr 24, 2024
Replies
2
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96
Apr 24, 2024
Schurkey
1996 K2500 Sub L29 454 Hesitation off idle
inconceivablemotors
Apr 24, 2024
Replies
1
Views
83
Apr 24, 2024
Keeper
P
starter bendix gremlin
pichaelsux
Apr 24, 2024
2
Replies
12
Views
407
Saturday at 11:12 PM
Schurkey
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