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Street and Track
Engine Performance + Maintenance
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LSX + Carb Swaps
This section is for info on LSX or carburetor swaps into the OBS trucks.
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Got a kick out of an old notepad
L31MaxExpress
Dec 17, 2023
2
3
Replies
28
Views
2K
Jan 1, 2024
tayto
T
E
L94 6.2 question
evonik
Dec 29, 2023
Replies
6
Views
2K
Dec 29, 2023
Schurkey
9
Today was electric fan day 90 GMC Sierra1500 L59
90gmcsierraL59
Nov 25, 2023
Replies
3
Views
1K
Dec 17, 2023
90gmcsierraL59
9
LS PCM Mount in a TBI Truck?
Fireball5657
Nov 7, 2023
Replies
6
Views
1K
Dec 16, 2023
NorthState
LS swap Coil Ground question
NorthState
Dec 11, 2023
Replies
3
Views
2K
Dec 16, 2023
NorthState
C
Fuel Guage Woes - ‘99 Yukon with 4.8
Conservapack
Dec 15, 2023
Replies
0
Views
596
Dec 15, 2023
Conservapack
C
B
Engine swap input
Blaze4g63
Jun 10, 2017
Replies
6
Views
16K
Dec 15, 2023
94GMCK1500
Using factory gauges for LS swap
Chevyboi93
Jan 11, 2022
2
Replies
11
Views
25K
Dec 8, 2023
at7615
TBI to carb conversion?
LML Duramax 95 Z71
Jun 12, 2016
2
Replies
16
Views
63K
Dec 7, 2023
BrockGrimes
D
Horsepower estimate
Dk47
Dec 5, 2023
2
Replies
13
Views
1K
Dec 6, 2023
Dk47
D
9
Contemplating utiluzing the factory oil cooler for the L59 swapped 90 GMC Sierra
90gmcsierraL59
Dec 4, 2023
Replies
8
Views
744
Dec 6, 2023
90gmcsierraL59
9
S
Low Mount AC compressor frame notch
SkippyJoe95
Dec 5, 2023
Replies
3
Views
825
Dec 5, 2023
SkippyJoe95
S
S
Complete Gen 4 LS into GMT400
sledog
Feb 21, 2017
Replies
4
Views
3K
Dec 4, 2023
trackster12
T
L
4l80 trans questions
LouisO87
Nov 30, 2023
Replies
8
Views
601
Dec 1, 2023
KansasOBS
K
4l80e pcm command requirements
Thenameless
Sep 23, 2023
Replies
7
Views
2K
Nov 5, 2023
Thenameless
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