Threads Tagged with stumbles

2500, fc, hesitates, rpm, rx7, stumbles, turbo

Stumbles at 2500 rpms

blazincopper on Jun 8, 2010

Oct 26, 2012 08:58 AM
by PINTSIZEKILLA7

19

3,926

12a, 1985, 4500, 79, 82, acceleration, block, finale, garage, gen, omp, plate, remove, rotary, rx7, squeaking, stumble, stumbles

New RX-7 Owner...Questions...

Simon Tibbett on Jun 22, 2012

Jul 2, 2012 04:43 PM
by MountainScreamer

7

1,743

12a, 44, 44phh, barrel, car, carb, carburetor, draft, fuel, hookup, kit, line, mikuni, nikki, phh, rx7, sale, side, stumbles, turning

New carb installed, new to carbs and rotaries, thoughts?

Shrimp on May 3, 2012

May 10, 2012 04:57 PM
by Shrimp

5

2,006

3800, low, rpm, rx7, stumble, stumbles, tacoma

TurboII Low RPM Stumble Till 3800.

savanna.seven on Apr 8, 2012

Apr 12, 2012 10:18 AM
by misterstyx69

12

1,457

100kph 6k stumble

Adonis Blue on Mar 3, 2012

Mar 4, 2012 04:17 PM
by Adonis Blue

4

914

15301, 1986, breakup, car, cleaning, high, injector, makes, rpm, rpms, rx7, starting, stumble, stumbles

High RPM Breakup/Stumble

Hazard15301 on Jan 22, 2012

Jan 22, 2012 08:31 PM
by satch

8

2,831

Stumble More than 1/4 throttle

Rain. on Jun 10, 2011

Jun 11, 2011 04:10 PM
by Rain.

9

1,555

93, acceleration, accelleration, initial, mazda, rx7, stumble, stumbles, stumbling, stumples

Haltech

Initial acceleration hesitation/stumble ps1000

thelevman on Dec 29, 2010

Dec 29, 2010 02:51 PM
by thelevman

0

1,217

Haltech Forum

4500, 86, acceleration, bogs, fc, load, low, rpm, rx8, stumbles, warm

Engine boggs down at any given rpm

5speednobrakes on Nov 14, 2010

Nov 16, 2010 03:41 PM
by 5speednobrakes

3

1,611

Car won't boost & stumbles when you try to get on it

Bjeralds on Oct 1, 2010

Oct 4, 2010 10:29 AM
by satch

16

1,475

help with this engine issue

amunoz3 on Sep 8, 2010

Sep 10, 2010 01:29 AM
by amunoz3

14

1,123

91, car, fine, high, hot, idels, idle, idles, ii, stumbles, turbo, warm, warmed, warming, warms

91 TurboII will not idle after warm up. Car idles fine when cold.

Rotary Ronin on Jul 31, 2010

Aug 1, 2010 02:27 PM
by Rotary Ronin

4

1,487

engine, high, load, rotary, stumble, stumbles, turbo

Power FC

High Load Stumble

ttmott on Jun 20, 2010

Jun 26, 2010 05:47 PM
by ttmott

9

3,035

Power FC Forum

13b, acceleration, exceliration, gslse, poor, stumbles

Gsl-se stumbles on acceleration

mack123 on Mar 31, 2010

Apr 1, 2010 11:25 AM
by djs2571

7

2,780

5mm, booster, brake, carbs, dcoe, floats, gauge, set, stumble, stumbles, tune, wideband

DCOE help

installer67 on Jan 16, 2010

Jan 28, 2010 05:04 PM
by installer67

15

1,264

3800, 88, 90, mazda, rpm, rx7, stumble, stumbles, turbo

3800 rpm turbo stumble

alns-rx7 on Jan 16, 2010

Jan 16, 2010 01:03 PM
by alns-rx7

2

864

now it stumbles between 3K and 4K

ourxseven on Jan 10, 2010

Jan 10, 2010 07:53 PM
by ourxseven

0

632

12a, partial, rx7, stumble, stumbles, throttle

Part throttle stumble

eViLjAy on Nov 16, 2009

Nov 20, 2009 09:19 PM
by DivinDriver

11

1,724

acceleration, hesitates, lacks, mazda, power, rx7, stumbles

Problem after Problem

dirtyred2009 on Sep 13, 2009

Sep 13, 2009 12:42 AM
by dirtyred2009

0

805

Far East Forum

1989, accelerate, acceleration, bucking, hot, kicking, limp, mazda, mode, properly, rx7, stumbles, turbo, vehicle

Acceleration is bucking/kicking

Kaosking on Jun 26, 2009

Jul 9, 2009 01:44 AM
by Rextasee

4

2,463

3000, 4000, bad, car, chokes, continues, rpm, rpms, run, studders, stumbles

car running great then bad stumble at 4000 rpm

a3dcadman on Jul 1, 2009

Jul 2, 2009 08:03 PM
by a3dcadman

9

1,473

General Rotary Tech Support

3k, cruising, h22a, integra, lean, load, loads, low, megasquirt, rx7, spudders, sputter, sputtering, sputters, stumbles

sputter under load below 3K rpm

Tigerx7 on Jun 12, 2009

Jun 12, 2009 09:11 PM
by Tigerx7

1

2,836

4000, 4000rpm, engine, ford, mazda, ranger, rpm, rpms, rx7, secondary, stumble, stumbles, stumbling

Starts stumbling at 4000 rpm or above!!

Paul Spickard on Apr 13, 2009

May 21, 2009 04:09 PM
by lovemyRX7

7

1,550

91, apex, bad, car, die, dies, hot, leaks, runs, rx7, seal, springs, stumbles, vacuum, warm, warms

91 rx7 idling when warm dies

jdmforlife on Mar 29, 2009

Apr 1, 2009 05:24 AM
by ernesto797

5

1,402

car, common, drives, find, fix, plugs, pops, reasons, redline, rich, running, runs, stumbles, stumle, video

what do i do if my car is running too rich?

widz on Aug 24, 2008

Aug 25, 2008 07:16 AM
by trochoid

6

1,832

2nd, adjust, bov, causing, gen, hks, internally, leaking, map, screw, ssqv, stumble, stumbles

HKS SSQV probelm

moneyj51 on Aug 6, 2008

Aug 9, 2008 10:28 AM
by moneyj51

15

1,130

98, additional, electrical, engine, fan, heavy, hg, kicks, laptop, load, lt10, microtec, plz, pwm, stands, stumbles

Microtech

heavy electrical load stumble

pistones on Jul 29, 2008

Aug 5, 2008 06:03 AM
by KalliR

21

2,015

Microtech

97, boost, engine, gas, injector, intermittent, ls1, miss, press, q45, rx7club, slight, sputter, stumble, stumbles, stutters, t2

light load sputter / stumble? s4 t2

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1 2)

TweakGames on Jun 18, 2008

Jun 28, 2008 01:15 AM
by Jared FC

34

11,131

Naturally Aspirated Performance Forum

1988, 3800, 680cc, acceleration, engine, for, mazda, na, precision, rotary, rpm, rx7, sale, stumble, stumbles

Ideal 9.4:1 N/A rotary AFR's?

eriksseven on Dec 19, 2007

Mar 25, 2008 12:19 AM
by peejay

14

11,746

Haltech

2400-2500 RPM stumble

BASTARD on Feb 18, 2008

Mar 2, 2008 06:15 PM
by ncfc3s

10

1,309

Haltech Forum

need help car stumbles back fires with new injectors

plainandsimpo on Feb 5, 2008

Feb 5, 2008 11:51 PM
by plainandsimpo

3

812

1987, 1988, 2000, 20003000, 3200, rpm, rpms, rx7, stumble, stumbles, stumbling

stumbling in the 3k-5k rpm range. Any help?

luna_c666 on Jan 21, 2008

Jan 22, 2008 01:40 PM
by luna_c666

6

1,031

1999, 86, adjustment, demystifyingmazdarx7ignitionoperation, diagnostics, fc, idle, infiniti, mazda, q45, random, rough, rx7, rx7club, stumbles

Howto: Rough Idle Diagnostics

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1 2)

imloggedin on Jul 18, 2007

Dec 17, 2007 08:17 AM
by texFCturboII

27

11,640

3500, 3800, 87, engine, gm, hot, injector, psi, rpm, rx7, secondary, stumble, stumbles, tii, transition

Rtek

Do you have the Secondary Transition stumble?

turbo2ltr on Jun 28, 2007

Oct 11, 2007 10:10 PM
by aGoGo

15

3,021

Rtek Forum

acceleration, car, de, decelerating, deceleration, stumble, stumbles, stumbling

deceleration stumble, possibly electrical problem?

NomadS on Aug 28, 2007

Aug 28, 2007 03:38 AM
by NomadS

0

699

16, 3k, 3rd, acceleration, car, gen, hesitation, jerking, jerksbucks, medium, problems, rendezvous, rx7, stumbles, turbo

I have a hesitation/stumble/jerking problem between idle and 3k rpm, **NOT THE 3K Hes

njkrause on Jun 20, 2004

Apr 3, 2007 01:45 PM
by Roto7FD

18

7,481

Megasquirt

megasquirt tuning problems

arghx on Aug 13, 2006

Aug 14, 2006 12:04 AM
by muythaibxr

13

2,329

Megasquirt Forum

650, acceleration, backfire, backfires, backfiring, boat, civic, honda, intake, megasquirt, motorcycle, repair, rx7, stumbles, toyota

Stumble/backfire on ACCELERATION - help this 84 SE owner

Amur_ on Jun 20, 2005

Jun 23, 2005 07:09 PM
by LongDuck

7

2,398

1993, acceleration, rx7, stumble, stumbles

Car stumbles on acceleration

antinozzijr999 on Jun 8, 2005

Jun 9, 2005 11:23 AM
by oneflytrini

6

1,375

Idling issues: Stumbles and dies

eyecandy on Jun 4, 2005

Jun 5, 2005 08:07 PM
by technonovice

5

1,364

boost, car, crossover, lean, stumbles, vacuum

Stumbling at crossover from boost to vacuum

4CN Air on Apr 8, 2005

Apr 8, 2005 08:52 PM
by 4CN Air

4

770

Won't idle when warm

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1 2 3)

13Beast REW on Nov 18, 2004

Mar 5, 2005 12:14 AM
by Amur_

51

7,899

93, car, gas, mustang, power, problem, rx7, step, stepping, stumble, stumbles, tapping, throttle, time, wont

Car Stumbles when stepping on the gas

LewisW1120 on Oct 14, 2004

Oct 17, 2004 10:46 PM
by LewisW1120

4

1,288

HELP! FD with 3k rev limit!!!!

RotaryDrift on Feb 7, 2004

Apr 11, 2004 12:06 AM
by saiyan

17

1,148

vehicle stumbles going int to boost around 3000 rpm

dragger7 on Mar 31, 2004

Apr 1, 2004 03:14 AM
by maxcooper

5

737

5k, 6k, bigger, car, club, hesitation, injectors, rpm, rx7, stumble, stumbles

Annoying stumble @ 5k-6k rpm

black_sunshine on Jan 5, 2004

Jan 6, 2004 12:46 AM
by black_sunshine

8

1,407

1983, 4500, 600, 770, av, carb, holley, manifold, ported, rpm, rx7, street, stumbles, vacuum

muffler?

kettlman on Aug 11, 2003

Nov 20, 2003 11:08 AM
by 813KR$

22

2,057

affect, injectores, injectors, pressure, rx7, secondary, sensor, stumbles, tps, work

Does the TPS affect when the secondary injectors come on?

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1 2)

Therx7ist on Sep 1, 2003

Sep 18, 2003 03:15 PM
by cblake3

29

2,166