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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
Today at 6:18 PM
Keeper
LSX + Carb Swaps
This section is for info on LSX or carburetor swaps into the OBS trucks.
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How To: Ditch EFI and keep TBI PCM for 4L60E Control.
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tayto
Exhaust
Anything exhaust - from headers cats and pipes to tips.
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Long tube headers
Today at 12:14 PM
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Oil in intake manifold
east302
Dec 29, 2018
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5K
Dec 31, 2018
wheelman
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97 Yukon starter issue.
Jeremy1997
Dec 30, 2018
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2
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615
Dec 31, 2018
Gramps
Getting ready to replace engine, need opinions please.
Jorge6.5
Sep 8, 2014
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3
4
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7K
Dec 30, 2018
Supercharged111
S
Air intake?
Cheyenne
Jan 18, 2018
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8
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27K
Dec 29, 2018
Supercharged111
S
Upgrading glow plug main feed?
Svein
Dec 27, 2018
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321
Dec 27, 2018
Svein
'97 C1500 4.3L V6 Oil Dipstick Tube Seal
df2x4
Sep 19, 2018
2
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10
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3K
Dec 27, 2018
df2x4
T
Ls swap underway! What to do with old wiring?
TeamMallstarRacing
Jun 2, 2017
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3K
Dec 27, 2018
RDF1
whats the best way to make 330ish hp...
Rob C
Dec 4, 2018
6
7
8
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70
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12K
Dec 27, 2018
Rob C
O
Heater hose part number
onspeed
Nov 30, 2013
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2
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7K
Dec 26, 2018
Bimbo Wrangler
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No Fuel Trim Readings on SUPER Rich 5.7 Vortec
LoCascio_Inc
Nov 3, 2018
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5K
Dec 26, 2018
LoCascio_Inc
how hard is it to swap engines.
Dusnoetos
Dec 18, 2018
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Dec 25, 2018
Dusnoetos
Exhaust?
Sideburnz
Dec 23, 2018
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Dec 25, 2018
MarkZ28
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Need help on fuel pump harnes
lit549
Dec 18, 2018
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Dec 24, 2018
Ken K
M
5.3 headers
matthew lane
Dec 22, 2018
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955
Dec 24, 2018
c1500deathtrap
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Gauge climbs after ten minute radiators cold?
Kv5137kv5137
Dec 23, 2018
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618
Dec 23, 2018
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