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10483131, 1994, 94, break, c4, carvette, chang, coil, control, corvette, ignition, install, module, performance, start, stumble

Ign Coil Module any ideas????

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Jet-Jock on Aug 17, 2005

Aug 22, 2005 03:33 PM
by Jet-Jock

141

8,665

C4 Tech/Performance

c4, corvette, stumble, stumbling, throttle, tipin, tpi

part throttle stumble in 91 TPI Corvette

Jim85IROC on Aug 10, 2005

Aug 10, 2005 04:56 PM
by 65Z01

7

1,839

C4 Tech/Performance

139731, 1500, 1500rpm, c3, cam, crane, idles, noisey, stumble, valves

idle to 1500 rpm

big69 on Jul 16, 2005

Jul 19, 2005 12:39 PM
by Techno

9

757

C3 Tech/Performance

2001, c5, corvette, idle, idling, problems, set, stumble

C5 idle problem

stinker on Jul 12, 2005

Jul 13, 2005 02:57 PM
by stinker

9

1,401

C5 Tech

89, acceleraqtion, acceleration, acceloration, corvette, stumble, vette

Help... 89 Vette acceleration problem

kwade on Jun 27, 2005

Jun 27, 2005 11:53 AM
by kwade

2

821

C4 Tech/Performance

93, clutch, cruzing, lt1, speeds, stumble, stumbles, stumbling

93 LT1 w/6 speed stumbling and such???

Terry Posten on May 29, 2005

Jun 11, 2005 02:38 PM
by Terry Posten

11

983

C4 Tech/Performance

c4, cherokee, corvette, diagnosing, hig, high, misfire, misfires, pops, rpm, rpms, stumble

Diagnosing Pop misfire and stumble at high rpm

Bradley1 on Jun 5, 2005

Jun 5, 2005 07:10 PM
by Bradley1

0

610

C4 Tech/Performance

1406, carb, edelbrock, edlebrock, stumble, stumbles, wot

Still no progress with the carb...saga continues.....

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1 2)

MsVetteMan on May 9, 2005

May 11, 2005 11:55 PM
by isosceles

30

1,457

C3 Tech/Performance

1991, c6, corvette, low, lt5, misses, rpm, speed, stumble, stumbles

Low RPM stumble/miss

ShawnZR-1 on May 5, 2005

May 9, 2005 05:23 PM
by DDSLT5

8

1,165

C4 ZR-1 Discussion

94, amost, corvette, datamaster, dies, idle, idling, losing, lt1, maf, power, standards, start, stumble, stumbles

94 LT1 Stumbles at Idle

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1 2)

Da Wiz on Apr 18, 2005

May 8, 2005 02:30 AM
by REDC4CORVETTE

21

8,441

C4 Tech/Performance

2001, lt1, problem, stumble, throttle, tip, z06

Throttle Tip-In Issues

TankerVette on Apr 29, 2005

May 1, 2005 10:23 AM
by DieL

7

542

C4 Tech/Performance

1993, acceleration, adjust, c4, circuit, code, coolant, corvette, diagnostic, h72, high, idle, recovery, regulation, sensor, slip, stumble

Wacky Friday Codes??????

Jet-Jock on Apr 15, 2005

Apr 17, 2005 10:00 AM
by tinian

12

1,248

C4 General Discussion

Ocasional stumble upon startup?

BlackMagicC5 on Mar 27, 2005

Mar 28, 2005 08:52 AM
by INARUT

3

424

C5 Forced Induction/Nitrous

650, 81, avenger, corvette, cure, double, hesitating, hesitation, holley, idel, idle, pump, stumble, stumbles, taking

Off idle hesitation with Holley Avenger - need help

914eener on Mar 23, 2005

Mar 23, 2005 08:19 PM
by 1979toy

5

707

C3 Tech/Performance

Help! Off Idle Stumble!

Contrail on Feb 18, 2005

Feb 19, 2005 09:09 AM
by Eddie 70

5

542

C3 Tech/Performance

427, car, carb, chevy, corvette, double, hesitates, hesitating, hesitation, holley, idle, mechanical, offidle, pumper, secondary, start, stumble

Holley guys: please help with off-idle hesitation

isosceles on Feb 11, 2005

Feb 15, 2005 08:34 PM
by 79-L-82

13

7,249

C3 Tech/Performance

1985, big, c4, cold, corvette, gas, l98, lt1, mid, range, spin, stumble, tale, tire, tires

[L98] Can't spin the tires! And stumble at 4100RPMS....part 2

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1 2)

1990dtgL98squared on Nov 21, 2004

Nov 25, 2004 10:35 AM
by 1990dtgL98squared

22

2,392

C4 Tech/Performance

60, 85, 92, adjust, adjustment, c4, corvette, idle, l98, position, sensor, set, stumble, throttle, tps

L98 TPS adjustment

dieseltech on Oct 31, 2004

Oct 31, 2004 11:03 PM
by 65Z01

9

6,030

C4 Tech/Performance

93, c4, corvette, fuel, gas, indicator, low, reserve, stumble, stumbles

93 c-4 low fuel

bodi168 on Sep 25, 2004

Oct 4, 2004 08:29 PM
by jzvette

12

1,251

C4 Tech/Performance

Stumble off Idle???

RED92LT1 on Sep 17, 2004

Sep 17, 2004 11:22 PM
by RED92LT1

0

318

C4 Tech/Performance

65, 650, 750, 85, acceleration, dp, fix, holley, jets, plane, power, put, single, stumble, valves

Tuning a Holley 750 DP

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1 2)

Lt1er on Aug 8, 2004

Aug 25, 2004 08:12 AM
by Bullshark

22

4,902

C3 Tech/Performance

Slight stumble at idle? 94LT1

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1 2)

byte_me on Aug 12, 2004

Aug 14, 2004 04:13 PM
by 96BLKTN

23

1,102

C4 Tech/Performance

73, advance, corvette, engine, stumble, stumbling, vacuum

Engine stumble with light pedal action - HELP!

73'Vette on Aug 9, 2004

Aug 9, 2004 11:23 PM
by Vetterodder

9

788

C3 Tech/Performance

1979, 1982, 71corvette, 73, backfire, backfires, backfiring, changed, corvette, misfire, misfiring, plugs, power, problem, spark, stumble

still having problem with stumble/misfire/backfire on 73 vette

dperdu on Jul 12, 2004

Jul 17, 2004 09:59 PM
by dperdu

6

2,599

C3 Tech/Performance

1988, boggs, c5, corvette, crvette, hesitation, stumble

1988 Stumble, hesitation, bog "FIXED"

BigTodd on May 8, 2004

May 10, 2004 04:54 PM
by ZylaRace

13

2,012

C4 Tech/Performance

3310, big, high, holley, holly, rpm, stumble

holley 3310 issue

mike 1985 on May 3, 2004

May 5, 2004 11:11 AM
by CFI-EFI

8

940

Engine Mods

Stumble when idling

LayZ on Apr 1, 2004

Apr 1, 2004 11:54 PM
by JAKE

1

369

C4 Tech/Performance

750, afb, carb, carter, drag, edelbrock, edlebrock, hesitation, hessitation, idle, performer, racing, slight, stumble, stumbles

Off idle stumble-Edelbrock carb

Duke94 on Mar 16, 2004

Mar 16, 2004 02:28 PM
by Duke94

2

2,320

C3 Tech/Performance

body, car, causing, engine, filter, fuel, ls1, moring, problems, pump, reasons, stalling, start, startup, stumble

Could a fuel pump cause my stumble on startup?

Tourney3p0 on Feb 26, 2004

Feb 27, 2004 03:06 PM
by nodoubt

14

929

C4 Tech/Performance

4500, c5, chevrolet, corvette, gap, lean, loss, plug, popping, power, rpm, spark, stumble, wider, wot

WOT popping at 4500 rpm question

Surfer69 on Jan 10, 2004

Jan 24, 2004 09:29 AM
by Surfer69

15

1,412

C3 Tech/Performance

12, adjusting, adjustments, carb, carberator, carburetor, cards, condition, hollet, holley, holly, idle, launch, rich, screws, stumble, turn

holley carb,,,,,too rich???????

camaroneil on Jan 7, 2004

Jan 7, 2004 01:24 PM
by The Dude

5

4,765

C3 Tech/Performance

92, acceleration, backfire, backfires, backfiring, cat, causing, clogged, corvette, ecm, engine, intake, issue, lt1, stumble, timing

Lt1 backfires, stumbles at partial throttle

Digital Disaster on Jan 4, 2004

Jan 6, 2004 10:55 AM
by Digital Disaster

9

9,806

C4 Tech/Performance

750, advance, distributor, double, holley, holly, hook, hooking, info, line, mechanical, pumper, stumble, stumbles, vacuum

Holley 750 double pumper info needed

Col-UK on Dec 17, 2003

Dec 18, 2003 09:54 PM
by GrandSportC3

15

2,951

C3 Tech/Performance

closing, corvette, engine, stumble, throttle, warm, wot

Help.. Engine stumble... help!

grapeknutz on Dec 1, 2003

Dec 2, 2003 02:55 PM
by ittlfly

9

504

C4 Tech/Performance

198, 73, 87, accel, acceleration, c4, c6, cold, corvette, delay, forum, hesitation, ls1, stumble, stumbles, stumbling

Hesitation and stumble on acceleration, help!

CJS on Nov 23, 2003

Nov 24, 2003 08:01 PM
by CJS

3

1,619

C5 Tech

650, accelerate, carb, carbureator, carburetor, cruise, cruising, highway, holley, rich, speed, speeds, steady, stumble, stumbles

Holley carb stumbles at cruise speed -any suggestions? Please.

Marc80 on Nov 8, 2003

Nov 8, 2003 05:21 PM
by lars

6

14,631

C3 Tech/Performance

1996, corvette, engine, fixed, hard, starts, stumble

Hard Start / Engine Stumble Problem Fixed !!

Da Wiz on Nov 4, 2003

Nov 4, 2003 06:50 PM
by Da Wiz

0

498

C4 Tech/Performance

Off Idle Stumble When Cold

Texaggie on Oct 19, 2003

Oct 19, 2003 09:08 PM
by Cookwithvette

3

1,087

C3 Tech/Performance

4000, engine, reasons, rpm, stumble, stumbles

Help! Major Engine Stumble over 4000rpm

vettenoir on Oct 11, 2003

Oct 13, 2003 02:53 PM
by 69Sting

8

806

C3 Tech/Performance

'84 engine stumble

kevin_darlington on Oct 9, 2003

Oct 10, 2003 11:11 PM
by ben73

2

440

C4 Tech/Performance

1990, 1994, 6th, acceleration, c5, corvette, gear, hard, low, rough, rpm, runs, skip, stumble, stumbles, zr1

I still have my low rpm stumble.....

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1 2)

phrogs on Aug 29, 2003

Sep 6, 2003 11:32 AM
by phrogs

24

2,567

C4 ZR-1 Discussion

Finally fixed off idle stumble - Thanks to Lars Q jet paper

RATT7 on Aug 25, 2003

Aug 27, 2003 09:48 AM
by Stewart's74

3

941

C3 Tech/Performance

Finally found the cause of the off idle stumble

RATT7 on Aug 11, 2003

Aug 11, 2003 02:25 PM
by lars

3

725

C3 Tech/Performance

1994, 92, 94, car, corvette, engine, gas, jerks, load, lt1, press, problems, stumble, stumbles, stumbling

94 C4 LT1 Stumbling Problem

thode on Jul 19, 2003

Jul 20, 2003 01:42 PM
by 92corvette

5

1,133

C4 Tech/Performance

86, bad, corvette, edelbrock, idle, plug, qjet, stumble, wires

Off idle stumble driving me nuts !! – Is it possibly related to bad plug wire?

RATT7 on Jun 16, 2003

Jun 17, 2003 07:58 PM
by Rich80

13

845

C3 Tech/Performance

1982, 90, c3, car, corvette, days, engine, hot, idle, lean, low, rich, slight, stumble, stumbles, surge, vette

Slight idle surge, off-idle stumble when hot

WA 2 FST on Jun 10, 2003

Jun 10, 2003 11:56 PM
by 427Hotrod

6

4,351

C3 Tech/Performance

corvette, fo, high, loss, lt1, mid, rpm, rpms, stumble, stumbles, stumbling, warm, water

LT1 Mid to high RPM stumble when motor temp get hot....FIXED!

JDANNER on May 1, 2003

May 1, 2003 12:55 PM
by Nathan Plemons

2

1,142

C4 Tech/Performance

4160, 80460, accelerator, carb, drive, fix, hesitation, holley, idl, idle, low, pump, rebuilt, stumble, tuning

Holley 4160 Question: Stumble off Idle...?

TIMSPEED on Apr 27, 2003

Apr 29, 2003 02:28 PM
by Brettmc

16

9,376

C3 Tech/Performance

Whats causing this stumble/hesitation?

trs77 on Apr 18, 2003

Apr 20, 2003 09:24 PM
by trs77

5

515

C3 Tech/Performance

2002, acceleration, accelleration, c3, chevy, chugging, corvette, hard, idle, jet, low, rpm, stubbling, stubblings, stumble, stumbling, z06

Car stumbling on hard acceleration.

Stewart's74 on Apr 10, 2003

Apr 11, 2003 12:00 PM
by SlixVett

15

1,886

C3 Tech/Performance

Programming (tip in stumble)

ANTI VENOM on Mar 20, 2003

Mar 21, 2003 10:50 PM
by ANTI VENOM

2

692

C4 Tech/Performance

1975, 650, corvette, edelbrock, idle, install, intake, series, stumble, thunder

New Intake and Carb install. Pics

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1 2)

vettfixr on Mar 2, 2003

Mar 4, 2003 10:26 AM
by Armstrong

32

1,598

C3 Tech/Performance

1984, 2003, acceleration, car, corvette, exceleration, good, low, lowest, msd, opti, reason, rpm, stop, stumble, stumbles, stutter

stumble on acceleration - especially at low rpm

vmi_vette on Feb 17, 2003

Feb 18, 2003 10:54 AM
by John Row

11

3,456

C4 Tech/Performance

, 350, 700r4, c3, corvette, overdrive, stumble, stumbles, swap, th350, transmission

700R4 or TH350

Tonwoo28 on Nov 29, 2002

Nov 30, 2002 01:13 AM
by Smokehouse69

12

2,357

C3 Tech/Performance

insanegt1 on Sep 11, 2002

Sep 12, 2002 12:04 PM
by Hendej

3

608

C4 Tech/Performance

650, bog, carb, demon, holley, part, power, size, speed, stumble, symptoms, throttle, valve, valves, wrong

Has anyone changed out thier Carb. 'Power Valve' to correct a stumble ???

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1 2)

Rumpity Rump on Aug 13, 2002

Aug 15, 2002 11:11 PM
by Langadorf

25

27,849

C3 Tech/Performance

bog, c4, cars, cases, corvette, engine, hesitation, open, stumble, timing, turboed, wide, wot

what causes a hesitation upon WOT?

Turbo-Jet on Jun 3, 2002

Jun 4, 2002 11:01 AM
by ykp53

5

7,135

C3 Tech/Performance

afb, baffle, baffles, base, bowl, bown, carburetor, carter, corner, corvette, edelbrock, float, fuel, heat, plate, purpose, shields, stumble

Baffle plate used with the '63 Carter AFB?

StingRay6T3 on Apr 28, 2002

Apr 28, 2002 08:38 PM
by clem zahrobsky

4

4,139

C1 & C2 Corvettes

2001, 90, accelerating, acceleration, body, car, corvette, issues, light, lurch, lurching, mm, stumble, stumbling, surge, surges, throttle

Car lurching and stumbling under light acceleration

chamilton on Apr 25, 2002

Apr 26, 2002 12:02 AM
by chamilton

8

1,548

C4 Tech/Performance

327, 327365, accelerator, btdc, corvette, idle, pump, quadrajet, small, squirt, stumble, vette, wot

off idle stumble

jeff batchelor on Mar 22, 2002

Mar 24, 2002 12:26 AM
by jeff batchelor

14

1,751

C1 & C2 Corvettes

accelaration, acceleration, c3, cars, corvette, fuel, hard, hot, low, motor, starts, stumble, stumbling, tank, troubleshooting

Engine stumbling under heavy acceleration and cornering - HELP

ROME on Feb 27, 2002

Mar 9, 2002 04:50 PM
by BBA

10

5,107

C4 Tech/Performance

383, 52mm, 58mm, bbk, big, bodies, c4, corvette, difference, lt1, stumble, tb, throttle, tip

58mm TB too big....I think

AS84 on Jan 13, 2002

Jan 14, 2002 12:42 PM
by 65Z01

9

630

C4 Tech/Performance

Q-Jet off idle stumble - Update

BeaterShark on Jan 9, 2002

Jan 9, 2002 03:06 PM
by Wendell Allen

2

969

C3 Tech/Performance

2002, c5, corvette, coupe, die, enerpac, engine, idle, rpm, stock, stumble, truspark

2002 coupe idle "stumble"

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1 2)

Hugh on Jan 3, 2002

Jan 5, 2002 12:49 AM
by Turbo5

22

1,782

C5 Tech

4010, 4011, 750, blow, blowthrough, bore, carb, carbs, holley, information, model, sale, series, spread, stumble

Anyone running a Holley 4010 Aluminum Carb ?

dman535 on Dec 28, 2001

Dec 31, 2001 08:35 AM
by BB68Vett

7

14,145

C3 Tech/Performance

accel, acceleration, causing, hard, iacv, stamble, stumble

Small stumble on acceleration

AS84 on Dec 6, 2001

Dec 7, 2001 04:08 PM
by PeteL

7

510

C4 Tech/Performance

Will Speed Demon + Performer RPM fit under 78 stock hood?

jeffs on Nov 16, 2001

Nov 17, 2001 10:12 AM
by Red73

17

1,063

C3 Tech/Performance

low rpm stumble

markmaz on Nov 12, 2001

Nov 12, 2001 02:05 PM
by vader86

6

1,425

C4 Tech/Performance

I replaced the fuel pump and fuel lines..Still getting a stumble

Alwyn678 on Oct 23, 2001

Oct 23, 2001 10:43 PM
by 7Bob3

3

357

Engine Mods

acceleration, c5, corvette, forum, hesitation, lt1, stall, stalls, stumble, stumbling

Stumbling during acceleration

White91 on Aug 21, 2001

Aug 21, 2001 09:22 PM
by nobodyunknown

3

2,340

C4 Tech/Performance