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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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L31 Extreme Budget Build
Today at 12:40 AM
L31MaxExpress
LSX + Carb Swaps
This section is for info on LSX or carburetor swaps into the OBS trucks.
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633
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5.3 + manual swap
Yesterday at 5:11 PM
0xDEADBEEF
Exhaust
Anything exhaust - from headers cats and pipes to tips.
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BBK Exhaust Header
Saturday at 8:33 PM
LTrUS
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350 Vortec to 6.0L LS swap
Nathaniel2g
Jan 9, 2019
2
Replies
10
Views
23K
Jan 14, 2019
Nathaniel2g
K
Pulley noise
Kv5137kv5137
Jan 8, 2019
Replies
7
Views
2K
Jan 14, 2019
wheelman
W
2 Problems - Engine Not Warming Up To Operating Temperature
Craig
Jan 6, 2019
2
Replies
15
Views
3K
Jan 14, 2019
c1500deathtrap
C
N
Vortec 350 doesn't start. Spark advance shows 0deg.
NorthernTahoe
Jan 6, 2019
Replies
3
Views
558
Jan 14, 2019
NorthernTahoe
N
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L31 with LT1 241 cam?
trx125
Dec 5, 2018
5
6
7
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65
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11K
Jan 13, 2019
trx125
T
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8 plug!
Kv5137kv5137
Jan 4, 2019
2
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11
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2K
Jan 13, 2019
David89gmc
Luke Warm Heat
oldbrown
Jan 5, 2019
Replies
7
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5K
Jan 12, 2019
oldbrown
'96+ Vortec 5.7L Timing Cover + Valve Cover Gasket Recommendations?
df2x4
Jan 2, 2019
2
3
Replies
22
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15K
Jan 12, 2019
df2x4
What oil do you use?
Old 94 Turquoise
Jan 7, 2019
3
4
5
Replies
40
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31K
Jan 10, 2019
Supercharged111
S
V6 to v8
Joe Dirte
Jan 8, 2019
Replies
9
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1K
Jan 10, 2019
L31MaxExpress
Brief voltage drop when releasing gas
Svein
Jan 1, 2019
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7
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2K
Jan 8, 2019
98 Nitro
Another no start
mudpie
Jan 6, 2019
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2
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555
Jan 8, 2019
mudpie
Inside door panel swap
Faithful94
Nov 9, 2018
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9K
Jan 8, 2019
Faithful94
K
Vortec V6 to Carb swap
Kevin Ballenger
Jan 7, 2019
Replies
2
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767
Jan 7, 2019
Wade
2003 6.0L Water Pump Question...
UGLYTRUK
Jan 2, 2019
Replies
9
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627
Jan 7, 2019
Knuckle Dragger
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