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Opel Engine Performance Modifications
19.7K
5M
3d ago
19.7K
5M
3d ago
Fuel Injection Mods
Modifications and improvements to Opel F.I. systems
5.1K
970K
Feb 15, 2024
5.1K
970K
Feb 15, 2024
Performance Suspension and Braking Upgrades
4.1K
1.2M
Feb 28, 2024
4.1K
1.2M
Feb 28, 2024
Clutch, Transmission and Drive-train Upgrades
5.8K
1.7M
6d ago
5.8K
1.7M
6d ago
Engine Swap Forum
Discussions on replacement engines
10K
4M
1
Mar 6, 2024
Sub-forums
FrankenOpel
10K
4M
Mar 6, 2024
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New Members- Please Read
Gary
Mar 12, 2005
Locked
0
5K
Mar 12, 2005
by
Gary
I.S.O. a Drivetrain that will not get shredded behind ~225hp.
jtdyal
5d ago
21
564
3d ago
by
Autoholic
A
Honda VTEC valves in 1.1 OHV head for the win!
avendler
Apr 29, 2019
2
65
22K
Mar 23, 2023
by
Duder
Help w/ 2.4L Build
Autoholic
Mar 14, 2021
2
39
7K
Aug 8, 2021
by
samdog
How to solve the issue of your block or head have been decked too much with Cometic Head Gaskets
GoinManta
Aug 6, 2021
2
2K
Aug 6, 2021
by
GoinManta
Opel 2.0 CIH 16V
davegt27
Oct 12, 2017
2
3K
Oct 14, 2020
by
davegt27
N
Remap - pros & cons
noc32
Oct 5, 2020
1
1K
Oct 12, 2020
by
Witness
Performance parts?
Raymond
Aug 13, 2020
7
4K
Oct 12, 2020
by
RonnGM
Ergonomic air intake snorkel
krewzer
Sep 17, 2019
5
3K
May 9, 2020
by
krewzer
K
Lowering my Olympia A 1969
KennethLDK
Apr 13, 2020
7
1K
Apr 17, 2020
by
RallyBob
C
1971 Opel GT with Zetec engine and 6 speed Subaru Tranny
charles052
Dec 26, 2019
14
3K
Dec 29, 2019
by
99449
T
a400 group B 2.4 rebuild
teamddr
Jun 6, 2017
6
3K
Jan 17, 2018
by
davegt27
E
Coilover issues
eklo
Oct 14, 2015
5
3K
Oct 24, 2017
by
davegt27
O
ultra super comp hp ?
opel_inside
Feb 23, 2016
10
2K
Feb 23, 2016
by
69whitegt
Oh no, I've dented my headers ....
ggl
Feb 8, 2016
6
2K
Feb 8, 2016
by
RallyBob
36-1 tone rings/trigger wheels fun.
wrench459 (R.I.P.)
Dec 13, 2015
10
2K
Dec 16, 2015
by
wrench459 (R.I.P.)
knock control
wrench459 (R.I.P.)
Nov 26, 2015
0
1K
Nov 26, 2015
by
wrench459 (R.I.P.)
C
For WRC celebration High Performance Parts Special Deals
chevyate
Nov 17, 2015
0
1K
Nov 17, 2015
by
chevyate
Z
Turbo GT Stock or not??
Zebusarus_rex
Jun 28, 2015
22
5K
Jul 5, 2015
by
wrench459 (R.I.P.)
J
ECU re-flashing
johnyp
May 24, 2015
6
5K
May 29, 2015
by
johnyp
T
enginebay airflow, cooling, getting cold air in and the heat out.
TMB
Jan 4, 2015
8
3K
Jan 5, 2015
by
opelspyder
Calculating CFM needs
ggl
Mar 7, 2014
14
3K
Nov 28, 2014
by
Vincent
Add Lightness
azopelnut
Oct 16, 2009
36
14K
Aug 7, 2014
by
ggl
Automotive Calculators
ggl
Jan 23, 2014
6
2K
Jan 25, 2014
by
wrench459 (R.I.P.)
U
C20XE World Record
UPG
Mar 25, 2013
10
14K
Nov 15, 2013
by
UPG
Fresh Fuel
wrench459 (R.I.P.)
Jan 19, 2013
10
3K
Jan 20, 2013
by
ggl
W
Chassis Stiffening
wankelgt
Feb 28, 2011
13
7K
Jul 27, 2012
by
Team Unter Puff
cooler running A/F bung
wrench459 (R.I.P.)
Jun 20, 2012
3
3K
Jun 21, 2012
by
GoldGT
Conreo GT and the Steinmetz GT
proracer
Aug 20, 2011
3
4K
Aug 21, 2011
by
proracer
pin locks
wrench459 (R.I.P.)
Jan 13, 2011
9
4K
Jan 22, 2011
by
wrench459 (R.I.P.)
Just how GM is the Opel for Performance Upgrades?
Rotard
Sep 28, 2010
7
6K
Oct 2, 2010
by
Rotard
Ugly
wrench459 (R.I.P.)
Aug 13, 2010
7
4K
Aug 13, 2010
by
wrench459 (R.I.P.)
Cooling system upgrade - custom surge tank
RallyBob
Jun 27, 2010
20
14K
Aug 2, 2010
by
wrench459 (R.I.P.)
Tuning issues
wrench459 (R.I.P.)
Jun 22, 2010
1
3K
Jun 22, 2010
by
hrcollinsjr
Any Interest in RallyBob Fabricated Parts?
RallyBob
Nov 19, 2004
13
14
15
406
71K
Apr 5, 2008
by
neuropel
2.2 EFI Intake manifold versus 2.4 EFI versus Carb
2 Fast 4 U
Nov 25, 2005
2
42
6K
Dec 13, 2005
by
kwilford
Performance
45.5K
posts
13.1M
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