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U
Sticky
**PSA** So you have a >400whp fully built setup: Protecting Your Investment
user1029
Feb 9, 2014
3
4
5
83
69K
18 d ago
by
yamahaSHO
T
Sticky
To Read If You're Considering Forged Pistons
Toivonen
May 7, 2015
18
14K
Sep 13, 2018
by
S2000_Europe
Sticky
Subaru 2.5L Engine/Motor Building 101
Kevin
Dec 21, 2008
3
4
5
86
119K
Dec 2, 2014
by
user1029
S
Smoke on start up and idle with new motor
STI123
18 h ago
2
108
8 h ago
by
STI123
7500 miles on built motor blew head gaskets😮💨
SLAYER7899
1 mo ago
2
3
45
2K
4 d ago
by
yamahaSHO
04 STI premature headgasket failure...
SLAYER7899
14 d ago
7
453
11 d ago
by
86main
1
2011 Engine Rebuild
11STiTX
12 d ago
3
257
11 d ago
by
AustinSedz
2011 STI Build using Haltech elite 2500
86main
20 d ago
11
499
12 d ago
by
86main
S
And boom 2012 motor dead :(
Sundoc
27 d ago
2
23
994
19 d ago
by
86main
Rebuild (not broken) heads / block - advice
Olgreygsti
21 d ago
Poll
4
244
20 d ago
by
AustinSedz
ALL cylinder misfire, new motor
muller_777
6 mo ago
17
1K
1 mo ago
by
muller_777
2015 STi 550-600whp+ Build In Process
Punisher7
6 mo ago
2
22
2K
2 mo ago
by
Punisher7
just picked up a 2020 STI, build questions.
a102930
2 mo ago
10
533
2 mo ago
by
enoxard
Removing the crash beam
ChefPhil
7 mo ago
14
1K
2 mo ago
by
ChefPhil
S
Low boost problem
Smithtysti
3 mo ago
7
471
3 mo ago
by
Jay11STI
A
New build with misfires please help
alozacha
Nov 17, 2020
2
20
5K
3 mo ago
by
Ex2bated sti
NEW GRIMMSPEED BB500 TURBO ?
TorqueStable
4 mo ago
Poll
2
22
2K
3 mo ago
by
muller_777
BCP 500+
ChefPhil
4 mo ago
7
603
4 mo ago
by
got2boostit2
2013 sti won’t start unless given gas
kevin0207
4 mo ago
0
284
4 mo ago
by
kevin0207
1
Coolant Overflow shooting coolant during WOT
1tsMe123
5 mo ago
17
1K
4 mo ago
by
user1029
Need help buying new spark plugs and coil packs
STi Enthusiast 007
5 mo ago
2
638
4 mo ago
by
Karlot
Buying a built motor but evidence of scoring of crank
Scorpionthumb
5 mo ago
4
535
4 mo ago
by
Scorpionthumb
Overboosting?
Z12scobaru
5 mo ago
12
433
5 mo ago
by
Z12scobaru
W
FMIC with MAP setup
WaltSTi19
6 mo ago
19
668
5 mo ago
by
WaltSTi19
G
P0011 and p0021 Iag closedeck built heads +1valves bc stage 2 cams
grellag
5 mo ago
1
547
5 mo ago
by
yamahaSHO
Turbo recommendation?
ChaudMasterFlex
6 mo ago
16
1K
6 mo ago
by
ChefPhil
2
Built internals, stock block. Rod knock or piston’s lapping a
2016 subaru sti-MC
6 mo ago
0
469
6 mo ago
by
2016 subaru sti-MC
FMIC with Stock location turbo
AZ_David_Machowski
6 mo ago
2
541
6 mo ago
by
Ex2bated sti
Reputable machine shop
AZ_David_Machowski
6 mo ago
2
330
6 mo ago
by
AZ_David_Machowski
E
New build with Random misfire codes
Ex2bated sti
6 mo ago
0
255
6 mo ago
by
Ex2bated sti
B
High leakdown BUT high compression numbers??
BootsJunkie
7 mo ago
2
27
2K
6 mo ago
by
BootsJunkie
Low performance on dyno after the build.....very confused!
TenTurbo
8 mo ago
2
23
2K
6 mo ago
by
TenTurbo
FP Black, Goal: 500whp
Guapo_STi
Jan 27, 2019
2
23
12K
7 mo ago
by
IDNTVPE
Rod knock? Piston slap? Lifter tick?
kevin0207
7 mo ago
15
636
7 mo ago
by
kevin0207
Finally getting my car back.. questions
BrentsBlownSTi
9 mo ago
2
31
2K
7 mo ago
by
Karlot
2004 wrx sti caught on fire NEED HELP
SLAYER7899
Jul 9, 2020
6
2K
8 mo ago
by
TenTurbo
D
Knocking from engine?
Dylan daly
9 mo ago
2
20
1K
8 mo ago
by
Dylan daly
D
450whp+ build on a stock RA engine
dualspec
9 mo ago
5
1K
9 mo ago
by
mheyman
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Built Motor Discussion
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