TPI - Third Generation F-Body Message Boards

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454, coilpack, engine, firing, holley, idle, ii, l98, obd, order, rough, stealth, system, tpi, warm

Important/Useful :

TPI OBDII - Thoughts/Opinions

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S10Wildside on 08-19-2006

10-26-2016 10:42 PM
by evilstuie

1,099

287,095

355, 57, car, craft, engine, gm, ho, injection, out, port, posi, shoot, tpi, tuned, tuning, zz3

Important/Useful :

Attention ALL TPI owners...inside please...

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KYL98 on 09-25-2003

09-19-2023 05:03 PM
by mikeceli

255

127,789

1992, 700r4, air, camaro, cold, edelbrock, flow, hp, intakes, limit, manifold, max, nos, numbers, systems, tpi, z28

Important/Useful :

Quest for a better flowing TPI

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Dyno Don on 02-17-2008

09-03-2018 04:55 PM
by VincentZ28

352

127,466

1987, 383, 57, 93, ebay, gta, high, horsepower, how, hp, k1500, problimes, put, slp, strokers, tpi, tram, trans

Important/Useful :

TPI shootout in Feb Super Rod magazine

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Acceld Z on 01-06-2005

01-06-2024 07:21 PM
by BuzzLOL

318

126,068

body, chevy, coil, conversions, convert, cylinder, electronic, engine, exploded, ls1, lt1, number, pack, throttle, view

Important/Useful :

LS1 Coil per Cylinder Conversion - Are you ready?

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S10Wildside on 11-08-2008

07-01-2023 10:31 AM
by Duane's 91 Z/28

145

120,267

1994, 88, aldl, btm, camaro, chevy, firebird, fuse, gm, pinout, run, supercharger, tbi, tpi, truck

Important/Useful :

Repinning TBI to Speed Density TPI

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anesthes on 12-29-2003

10-29-2023 02:10 AM
by stew'86MCSS396

365

119,991

350, 50, camaro, chip, chips, enhancer, gain, hypertech, iroc, jet, makes, power, rebuilding, tpi, tps

Important/Useful :

'Performance Proms' , also TPS enhancer snake oil, and other chip basics

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1 2 3)

Drew ATX on 05-04-2002

02-13-2014 01:09 PM
by Tuned Performance

130

79,709

anesthes, chevy86, crossfire, fuel, grams, holley, injuction, irocz, ram, stealth, tuning, waht

Important/Useful :

BANNED TOPICS... once again, EVERYONE READ

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Ed Maher on 02-27-2003

07-15-2023 08:25 PM
by Tuned Performance

76

72,987

1990, blue, board, bypass, connector, delco, est, iac, ii, light, loc, setting, stiff, theft, throttle, tpi

Important/Useful :

EVERYONE READ FAQ / Index for the TPI board

Ed Maher on 12-26-2002

07-10-2015 10:00 AM
by RED85TPI

30

44,891

Normal Threads

'89 Formula 350 - 2200 RPM idle

specialized on 08-06-2015

06-18-2022 09:26 AM
by Bill1992

27

217,944

1990, 305, camaro, delete, engine, fluid, fuel, injectors, pulsating, pulsing, pump, starter, starts, times, tpi, vats, working

injectors not pulsating.will run on starting fluid.???please help!!

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1 2)

beach_house on 04-10-2010

09-25-2014 06:28 AM
by superiorpontiac

54

183,745

350, aftermarket, bbk, build, corvette, fist, fit, intake, intakes, ls1, lsp, setup, tpi, vehicles, year

BBK TPI intake setup ($399.00)

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dcs89formula on 10-29-2004

03-13-2016 11:48 PM
by ???

999

173,887

Was I too Optimistic ? TPI L98 Power

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FormulasOnly on 09-24-2015

07-23-2018 08:47 AM
by aliceempire

95

164,325

backwards, building, built, car, find, fuel, injection, originally, port, reads, system, systems, tpi, tps, tuned

The official First fuel injection tpi system build (100 percent installed and video )

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88fastgta on 05-21-2011

03-19-2020 07:48 AM
by firstperf1

394

144,177

062, 305, 350, 902, 906, casting, chevy, difference, flow, gm, head, heads, o62, sale, vortec

vortec heads, which is better 906 or 062?

mckenzie on 12-01-2002

07-03-2021 11:13 PM
by Fast355

19

139,638

92, camro, corvette, day, fuel, half, heat, hest, hot, line, noise, problems, pump, tape, thermal, throttle, tpi

Fuel Pump Issues regarding heat???

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bungo78 on 07-04-2011

07-19-2019 03:12 PM
by MrPink

825

138,547

89 gta 5.7, runs too rich, won't rev, stalls instead

gta892000 on 09-09-2015

08-11-2019 11:16 AM
by maninacoupe

13

138,298

307 TPI Jeep in Norway

Caspar on 08-12-2015

06-19-2016 11:19 PM
by TinkerToyII

24

138,121

406, bfh, block, conversion, gen, gen1, head, heads, ls1, lt1, redrill, sbc1, swap, tap, welding

Completed: LT1 Heads on a GEN1

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tpi_roc on 05-08-2003

07-26-2005 11:53 PM
by Z69

151

123,408

305 TPI wont idle

Wade787b on 08-07-2015

09-29-2015 01:15 PM
by foxxtrot82

2

111,689

14087416, 1985, 212337, acdelco, camaro, crb229130, egr, gm, irocz, sensor, switch, temp, temperature, trans, ts10113

EGR temp sensor has been discontinued

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burnout88 on 07-27-2009

05-06-2022 04:44 PM
by tbroadfoot125

603

101,835

14078907, 14078915, 85, 89, air, camaro, firebird, flow, gm, located, mass, number, part, relay, sensor

MAF relay differences. They are not all the same

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1 2 3)

elcam84 on 07-02-2007

10-28-2016 08:31 PM
by TA89TPI305

144

96,524

1987, air, build, dual, exhaust, gen, map, megasquirt, port, repaint, slp, splitter, supercharged, tpi, tuned

1987 Supercharged TPI w/ megasquirt/complete repaint build thread

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NufNuffZ28 on 01-10-2011

03-04-2016 09:16 AM
by NufNuffZ28

505

95,423

More HP on a budget

gta90 on 08-15-2015

09-15-2015 04:00 PM
by LiquidBlue

40

94,041

accel, bolts, custom, diameter, installing, intake, large, long, plenum, port, runner, runners, size, tpi, tpis, tube

TPI Long Tube Runner Project

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1989GTATransAm on 01-25-2011

11-26-2020 02:56 PM
by 1989GTATransAm

557

90,485

air, bad, car, disconnect, disconnected, disconnecting, drive, driving, f150, flow, it, maf, mass, run, sensor

Question: Can I drive with disconnected MAF?

HCR13 on 01-16-2008

02-01-2021 09:11 PM
by Jayess

14

77,562

bolt, conversion, convert, converting, craigslist, differences, harness, headers, injeection, l69, port, sd, tbi, tpi, tuned

TBI TO TPI CONVERSION

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1 2)

tonys91rs on 11-16-2011

05-01-2022 12:53 PM
by jpetritsch25

60

73,075

160, 3rd, 86, 88, camaro, circuit, fuel, gen, problem, pump, relay, thirdgen, transmicion, truble, z28

Fuel pump and relay questions

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1 2)

fast86z28 on 01-04-2010

04-20-2019 05:45 PM
by Tuned Performance

98

71,822

1988, 700r4, camaro, conections, egr, hoses, injection, iroc, line, lines, picture, port, tpi, tuned, vaccuum, vacuum

TPI OWNERS, I need a little help please. Hoses and lines issues.

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1 2)

Chevy86 IROC-Z on 07-06-2009

03-14-2019 07:23 PM
by Tuned Performance

71

71,442

Car hard to start

bryan623 on 08-09-2015

03-22-2021 06:43 PM
by Tuned Performance

7

70,833

12353641, 14096217, 285, blown, casting, casting14096217, chevy, crate, engines, gm, head, heads, hp, numbers, vortec

casting # 14096217 what heads are these?!?

Chris Etemadi on 08-14-2002

01-20-2024 12:42 AM
by Fast355

20

66,821

1980, 200cc, access, camaro, cutting, dart, eagle, fuel, hole, installation, iron, pics, platinum, pump, trans

Fuel Pump acces done..pics

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91GTABird on 03-12-2005

12-19-2019 06:23 PM
by Drew

222

66,308

1992, camaro, canister, carbed, charcoal, delete, evap, l98, ls1, put, removing, replace, source, trans, vacuum, vapor

Can you remove the vapor canister???

ROCmy86 on 04-19-2012

04-18-2013 03:29 PM
by tparrants

34

66,038

120, 13, 175, 350, 383, cam, chevrolet, compression, cranking, cylinder, long, low, pressure, psi, pushrods

120 psi cranking compression too low?

ULTM8Z on 06-26-2007

03-30-2016 10:22 AM
by ploegi

17

61,474

1985, 305, aluminum, custom, dohc, dual, engine, ford, intake, metal, mustang, plenums, port, race, sheet, tuned

TPI Cross Ram Construction Thread

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1989GTATransAm on 02-29-2012

11-18-2016 08:39 PM
by 1989GTATransAm

268

60,826

1988, 350, 86, 89, 94, camaro, core, diagram, diagrams, digram, heater, hose, sm465, tbi, tpi, transs

TPI Heater Hose Diagram (Picture)

Glenno on 09-10-2009

12-26-2019 04:54 PM
by Tuned Performance

19

60,225

3000, barrel, carb, difference, engine, intake, motors, pontiac, rod, rpm, sbc, shoebox, sputtering, street, tbi, tpi, versus

TPI vs TBI

iain.thornton on 10-26-2007

11-12-2019 02:31 PM
by Tuned Performance

37

60,201

Fuel pump help!!!

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1 2)

techno101 on 05-08-2014

05-16-2014 12:35 AM
by 86T/A_Ram_Air

50

58,704

1986, 305, 91, bolt, bored, camaro, cfm, engine, faster, flow, make, ons, tpi, tpicamaro, zz4

High-flow TPI Camaro air lid

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1bad91Z on 08-10-2007

03-14-2023 04:28 PM
by aggie3rdgen

233

58,435

1987, bad, camaro, flooding, fuel, hard, injector, injectors, leaking, leaky, lines, signs, start, symptoms, tpi

Symptoms Of Leaking Injectors?

Ringmaster72 on 09-18-2002

12-17-2007 03:37 AM
by formula_novice

9

58,389

1984, 1990, accessory, alternator, belt, camaro, diagram, engine, generation, ls1, path, pump, routing, smog, tpi

New belt routing. (with diagrams!)

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1 2 3)

Abubaca on 09-24-2003

07-28-2022 03:42 PM
by 91banditt2

102

58,091

1988, 57, 57l, change, chevrolet, firebird, fuel, how, labor, lt1, pressure, rebuild, regulator, remove, to

How much to replace fuel pressure regulator?

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1 2 3)

3rdgenred on 06-17-2009

04-13-2013 04:52 PM
by Reasonable1

103

56,888

1985, 350, 84, 87, camaro, fuel, needed, port, pressure, pump, pumps, rail, specs, tpi, truck, tune, tuneport

tpi fuel pressure

johnny89345 on 10-29-2009

09-06-2022 11:39 AM
by Jomamma

30

56,462

12370839, 14097395, 350, cam, camshaft, firebird, jet, manifold, powerband, problems, ram, ramjet, sbc, specs, vacuum

RamJet 350 P/N 12498032

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1 2 3)

S10Wildside on 06-14-2004

09-26-2011 10:16 AM
by massac3rd

107

55,095

14102193, 1987, 350, camaro, casting, chevy, codes, gm, head, heads, motor, number, numbers, size, tbi, truck

Cylinder head casting # 14102193

AJ87CAMARO on 06-06-2011

06-04-2019 11:32 PM
by Mookie007

9

54,701

driver, fuel, jeep, leaking, loud, makein, making, noise, pressure, pump, rail, regulator, side, tick, ticking

Fuel pressure regulator making loud ticking?

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1 2)

eurostylin on 09-30-2007

06-23-2019 09:17 AM
by gpatterson8167

67

52,780

LB9 died emergency

Andrew6.688 on 08-12-2015

12-13-2015 10:59 AM
by Andrew6.688

10

51,965

305, 85, add, bang, block, buck, cam, camaro, engine, horse, horsepower, horses, make, power, small, top, v8

Adding more horse power to a 305 Whats possible?

oracle646 on 03-07-2008

03-04-2015 07:50 PM
by Bigtommer

35

51,897

canister, charcoal, cleaning, evap, gen, lines, plug, price, relays, removing, rid, smog, thirdgen, trans, vapor

Eliminated Charcoal canister, what to do with line?

Johnny Blaze on 04-15-2013

10-23-2013 10:16 PM
by 0078red1

20

49,386

12496822, 383, eliminator, gm, head, heads, hp, l31, performance, port, potential, ram, size, stealth, test, upgrades, vortec

HP limit for Vortec heads? Power band?

Jekyll & Hyde on 11-27-2002

12-02-2002 10:41 AM
by Jekyll & Hyde

2

48,031

86, air, bogging, bogs, camaro, cars, die, drive, fine, gear, idle, injection, lost, power, runs, starts, system, tpi

TPI Starts and runs, but bogs down under power. Lost

crazyman3737 on 08-22-2013

08-17-2020 02:10 PM
by Kennethsmith432

39

47,544

1990, 89, 91, bypass, bypassing, camaro, enable, firebird, location, relay, start, starter, starterenablerelay1990camaro, stater, wiki

starter enable relay bypass

pontiacpete on 04-16-2003

11-03-2017 10:45 AM
by bluers91

25

45,649

making upgrades to TPI engine and NOT making computer changes

BOTTLEDZ28 on 03-01-2016

03-17-2016 07:23 PM
by Vanilla Ice

44

43,520

0200, abdc, cam, camshaft, daily, driver, duration, installing, specs, straight, timing, tpi, xr264hr, zz4, zz4cam

ZZ4 cam full specifications

91Z28-350 on 05-31-2005

06-04-2005 08:34 PM
by D's89IROCZ

4

42,218

1989, 88, bonneville, chevy, fuel, fueling, key, position, prime, pump, running, shut, sse, stop, tpi, wont

when key to on, fuel pump keeps running

nitroscj on 07-07-2001

07-09-2001 09:58 PM
by nitroscj

11

42,093

059, 350, 57, bogs, build, camaro, dished, ebay, engine, generation, iroc, litre, pistons, specs, stock, tpi, vortec

356 RWHP TPI 310 Build

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1 2 3)

Fast355 on 05-27-2008

03-18-2011 12:23 AM
by cuisinartvette

118

41,757

2000, 50, bad, effects, f150, ford, fuel, gas, gt, high, lean, mileage, mustang, pressure, rich, setting

Negative effects of too high Fuel Pressure??

KW87GTA on 03-31-2001

04-01-2001 08:57 PM
by DARCOM

6

41,664

1989, 91, aluminum, chrome, corvette, corvetter, fuel, heads, injection, l98, mileage, plenum, sale, tpi, vette

alluminum Corvette heads on TPI

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1 2)

vortech305 on 01-23-2002

06-13-2002 04:20 PM
by tpi_roc

87

41,611

1991, 45, 95, aluminum, code, engine, fuel, jimmy, k5, lines, relay, rich, run, runs, starter, tank, tpi

TPI makeover: WARNING Pic heavy!!

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TPI_BLAZER on 01-09-2013

04-05-2013 11:51 AM
by Johnny Blaze

299

41,279