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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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S
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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How To: Ditch EFI and keep TBI PCM for 4L60E Control.
Today at 6:24 PM
L31MaxExpress
Exhaust
Anything exhaust - from headers cats and pipes to tips.
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Long tube headers
Yesterday at 12:14 PM
EKOBS
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Misfiring, sputtering and Trying to die. Please help!
Oleblue92
Feb 13, 2016
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767
Feb 13, 2016
Oleblue92
O
TBI to L31 question
92_Z71
Feb 13, 2016
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400
Feb 13, 2016
92_Z71
Carbureted heads and intake on a TBI 350
Stevea100m
Feb 9, 2016
2
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14
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8K
Feb 13, 2016
Stevea100m
Oil Cooler Line delete
1994
Mar 25, 2015
2
3
4
Replies
30
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32K
Feb 10, 2016
Jesse
SuperChips flashpaq
badazzbulldog
Apr 28, 2013
2
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16
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4K
Feb 10, 2016
canadakustom
Poor gas mileage
Jacob
Feb 5, 2016
Replies
5
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3K
Feb 10, 2016
Jacob
cooling or not cooling question.
plouth
Feb 10, 2016
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2
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562
Feb 10, 2016
magimerlin
O
Rough idle, running rich, & black smoke
Oleblue92
Feb 6, 2016
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4
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15K
Feb 9, 2016
Oleblue92
O
A
5.7 TBI shutting off while driving.
Atypicalquill
Feb 8, 2016
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3
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5K
Feb 9, 2016
skylark
C
5.7 350 TBI SWAP IN 95 GMC ECSB
Cajundave10
Feb 8, 2016
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468
Feb 8, 2016
Cajundave10
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H
Thermostat replacement... hoses & water pump too???
Hydengr
Feb 8, 2016
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4
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959
Feb 8, 2016
superdave
M
Head Gasket vs Intake Gasket
mistaake
Feb 7, 2016
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1K
Feb 8, 2016
RichLo
B
Best place to tap power for heated oxygen sensor upgrade
bob850
Feb 8, 2016
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622
Feb 8, 2016
bob850
B
Another sloppy steering thread, but...
IROCmenace
Feb 2, 2016
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4K
Feb 6, 2016
michael hurd
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92 C1500 Swapping to L31 350 Vortec Coolant Bypass Question
5SPD350
Feb 6, 2016
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Feb 6, 2016
5SPD350
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