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Third Generation F-Body Message Boards
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TPI
TPI
Tuned Port Injection discussion and questions. LB9 and L98 tech, porting, tuning, and bolt-on aftermarket products.
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Important/Useful :
TPI shootout in Feb Super Rod magazine
(
1
2
3
4
5
...
Last Page
)
Acceld Z
on Jan 6, 2005
Jan 13, 2025
03:01 PM
by
newbvetteguy
321
138,376
Important/Useful :
Quest for a better flowing TPI
(
1
2
3
4
5
...
Last Page
)
Dyno Don
on Feb 17, 2008
Sep 27, 2024
09:54 PM
by
MrIROBZ
353
139,674
Important/Useful :
Repinning TBI to Speed Density TPI
(
1
2
3
4
5
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Last Page
)
anesthes
on Dec 29, 2003
Oct 29, 2023
02:10 AM
by
stew'86MCSS396
365
134,164
Important/Useful :
Attention ALL TPI owners...inside please...
(
1
2
3
4
5
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Last Page
)
KYL98
on Sep 25, 2003
Sep 19, 2023
05:03 PM
by
mikeceli
255
135,337
Important/Useful :
BANNED TOPICS... once again, EVERYONE READ
(
1
2
)
Ed Maher
on Feb 27, 2003
Jul 15, 2023
08:25 PM
by
Tuned Performance
76
76,452
Important/Useful :
LS1 Coil per Cylinder Conversion - Are you ready?
(
1
2
3
)
S10Wildside
on Nov 8, 2008
Jul 1, 2023
10:31 AM
by
Duane's 91 Z/28
145
128,649
Important/Useful :
TPI OBDII - Thoughts/Opinions
(
1
2
3
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5
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Last Page
)
S10Wildside
on Aug 19, 2006
Oct 26, 2016
10:42 PM
by
evilstuie
1,099
325,441
Important/Useful :
*EVERYONE READ* FAQ / Index for the TPI board
Ed Maher
on Dec 26, 2002
Jul 10, 2015
10:00 AM
by
RED85TPI
30
47,095
Important/Useful :
'Performance Proms' , also TPS enhancer snake oil, and other chip basics
(
1
2
3
)
Drew ATX
on May 4, 2002
Feb 13, 2014
01:09 PM
by
Tuned Performance
130
83,805
Normal Threads
OBD1 wideband datalogging
flyingstretch
on Jan 30, 2025
Jan 30, 2025
07:22 PM
by
flyingstretch
5
895
Idling (HELP)
pantherbacker09
on Jan 27, 2025
Jan 28, 2025
06:39 PM
by
pantherbacker09
2
470
FAST ez-efi retrofit
86blackiroc
on Jan 6, 2017
Jan 25, 2025
12:21 PM
by
drb930
48
15,455
Advice on FiTech 38350
LT3D
on Nov 2, 2024
Jan 24, 2025
07:34 PM
by
Tuned Performance
8
2,134
Accel TPI Vortec intake
Nicoirocz
on Jan 18, 2025
Jan 18, 2025
06:33 PM
by
Tuned Performance
1
557
Need some help on TPI control modules
Vhanta97
on Jan 13, 2025
Jan 15, 2025
12:00 PM
by
Tuned Performance
1
470
TPI Swap from 305 5.0L to 350 5.7L
pcopp
on Jan 1, 2025
Jan 14, 2025
08:45 AM
by
Tom 400 CFI
18
1,294
New IAC valve causing engine to stall
m1902saber
on Jan 13, 2025
Jan 13, 2025
02:34 PM
by
m1902saber
1
533
Best heads for TPI
Eightyninef
on Nov 15, 2024
Jan 9, 2025
08:37 AM
by
mr cribb
25
4,232
Corrosion on factory fuel pump sender harness
ksattic
on Jan 5, 2025
Jan 6, 2025
06:30 PM
by
ksattic
4
487
OER Sending Unit
pete2833
on Dec 31, 2024
Dec 31, 2024
06:51 PM
by
TTOP350
1
411
1987 camaro question
602
on Dec 31, 2024
Dec 31, 2024
10:20 AM
by
Airwolfe
3
419
L98 TPI Oil dipstick tube has cracked...replacement?
Edward01
on Dec 23, 2024
Dec 24, 2024
07:07 PM
by
Fred SS
2
862
Code 22 Bad TPS?
I_R_O_C_Z_2_8
on Dec 22, 2024
Dec 23, 2024
08:03 AM
by
Vader
1
344
350 TPI spark knock
rtbrodeur
on Dec 13, 2024
Dec 20, 2024
11:19 PM
by
Tom 400 CFI
32
1,248
Cleaning Fuel system of TPIC after sitting for 20+years.
88IrocRRS
on Dec 12, 2024
Dec 15, 2024
09:59 PM
by
88IrocRRS
6
1,036
Computer controlled to vacuum advance distributor swap.
1985cam305
on May 7, 2019
Dec 14, 2024
05:48 PM
by
Imann.
7
4,246
Code 34 MAP
rtbrodeur
on Dec 13, 2024
Dec 13, 2024
09:54 AM
by
ULTM8Z
1
354
85 Camaro Runs with MAF sensor unplugged
I_R_O_C_Z_2_8
on Dec 1, 2024
Dec 12, 2024
05:49 AM
by
Vader
6
527
Throttle spring
rtbrodeur
on Dec 10, 2024
Dec 10, 2024
03:30 PM
by
Tuned Performance
3
489
Does anyone have a stock L98 modeled in Engine Analyzer Plus
ATSAaron
on Nov 11, 2024
Dec 1, 2024
10:57 PM
by
Fast355
5
720
New to tpi platform and need a cam
Swedenrock
on Nov 5, 2024
Nov 29, 2024
07:28 PM
by
Tom 400 CFI
17
1,076
Fuel rail o-rings/seals
Goumba T
on Nov 13, 2024
Nov 22, 2024
08:26 AM
by
southbay08
6
1,359
Fuel line help
Pierce
on Nov 15, 2024
Nov 18, 2024
02:31 AM
by
jmd
2
500
Cam kitt and stock heads?
HannuZ28
on Nov 14, 2024
Nov 18, 2024
12:36 AM
by
HannuZ28
6
642
Where are the dynos for the siamesed lower intake?
ATSAaron
on Nov 17, 2024
Nov 17, 2024
10:14 PM
by
ATSAaron
0
360
AFR heads for sale.
88BlackZ-51
on Nov 15, 2024
Nov 15, 2024
06:10 PM
by
88BlackZ-51
0
425
Accessory Studs for Dyno Dons Headers
hessm70
on Oct 31, 2024
Nov 14, 2024
09:11 AM
by
TransamGTA350
4
535
Where do I start?
TCoupe
on Apr 27, 2024
Nov 12, 2024
07:32 AM
by
TCoupe
23
1,507
Its My first car a 1991 camaro z28 1le
Jonobara
on Nov 5, 2024
Nov 12, 2024
05:08 AM
by
BadSS
6
522
EGR Solenoid Hose Connection Question
jlartch
on Oct 8, 2024
Nov 5, 2024
09:19 PM
by
JuanZ28
2
702
MAF relay differences. They are not all the same
(
1
2
3
)
elcam84
on Jul 2, 2007
Nov 3, 2024
02:07 PM
by
Simsalas
146
108,778
TPI thermostat housings
mult68
on Nov 26, 2001
Nov 3, 2024
10:07 AM
by
Jbuttke1179
10
4,582
Is this sufficient air flow?
mcb55-210
on Oct 23, 2024
Nov 2, 2024
08:56 PM
by
mcb55-210
12
988
Help identifying plugs
kmac88
on Oct 30, 2024
Oct 31, 2024
03:34 AM
by
Airwolfe
1
321
305 TPI fuel injectors
Penguin James
on Oct 26, 2024
Oct 29, 2024
12:50 PM
by
TransamGTA350
15
2,831
Good fuel pump kit needed for 88 iroc 5.7 liter,
camaro2172000
on Oct 1, 2023
Oct 27, 2024
03:55 PM
by
camaro2172000
13
1,581
Another Code 34 MAF Sensor Low question
mcb55-210
on Oct 10, 2024
Oct 26, 2024
11:15 AM
by
mcb55-210
6
598
South Bay Injectors...
Noble1
on Jul 21, 2021
Oct 23, 2024
06:54 PM
by
Fred SS
14
1,238
88 IROCZ Hard Start
IdahoIROCZ
on Oct 5, 2024
Oct 22, 2024
06:34 PM
by
KCG
3
454
1991 Camaro Z-28 5sp
67z28
on Aug 26, 2024
Oct 22, 2024
03:46 PM
by
Aaron R.
33
1,334
Error code 34
mcb55-210
on Sep 23, 2024
Oct 10, 2024
09:03 PM
by
mcb55-210
13
855
Reman 5235302 Fuel Injector Rebuild Question
JuanZ28
on Oct 6, 2024
Oct 7, 2024
07:10 PM
by
JuanZ28
4
684
Need help identifying block.
Chadwalker82
on Oct 7, 2024
Oct 7, 2024
06:51 PM
by
Chadwalker82
0
263
porting tpi runners and manifold,
(
1
2
3
)
dspencer24
on Jul 16, 2010
Oct 5, 2024
06:49 PM
by
MrIROBZ
110
21,172
BBC Tuneport Intake
85Z28NOS
on Oct 5, 2024
Oct 5, 2024
03:36 PM
by
Fast355
1
505
Loud air leak sound when given throttle and stalls immediately
Soupyman
on Sep 30, 2024
Oct 2, 2024
10:52 AM
by
Tom 400 CFI
2
343
Problem with take off
Ty Roc 420
on Sep 30, 2024
Sep 30, 2024
10:06 PM
by
Ty Roc 420
2
304
1985 z28
OutOfStock777
on Sep 17, 2024
Sep 30, 2024
09:15 AM
by
Vader
3
342
1985 Pontiac Trans AM TPI Engine Rebuild
Matthew Faske
on Feb 18, 2008
Sep 26, 2024
07:00 PM
by
BlackBerlinetta
10
6,496
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