Threads Tagged with stumbles

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

Stumbles at 2500 rpms

blazincopper on 06-08-10

10-26-12 08:58 AM
by PINTSIZEKILLA7

19

3,233

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 06-22-12

07-02-12 04:43 PM
by MountainScreamer

7

1,623

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 05-03-12

05-10-12 04:57 PM
by Shrimp

5

1,820

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

TurboII Low RPM Stumble Till 3800.

savanna.seven on 04-08-12

04-12-12 10:18 AM
by misterstyx69

12

1,300

100kph 6k stumble

Adonis Blue on 03-03-12

03-04-12 04:17 PM
by Adonis Blue

4

779

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

High RPM Breakup/Stumble

Hazard15301 on 01-22-12

01-22-12 08:31 PM
by satch

8

2,386

Stumble More than 1/4 throttle

Rain. on 06-10-11

06-11-11 04:10 PM
by Rain.

9

1,409

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

Haltech

Initial acceleration hesitation/stumble ps1000

thelevman on 12-29-10

12-29-10 02:51 PM
by thelevman

0

1,107

Haltech Forum

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

Engine boggs down at any given rpm

5speednobrakes on 11-14-10

11-16-10 03:41 PM
by 5speednobrakes

3

1,490

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

Bjeralds on 10-01-10

10-04-10 10:29 AM
by satch

16

1,298

help with this engine issue

amunoz3 on 09-08-10

09-10-10 01:29 AM
by amunoz3

14

1,010

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 07-31-10

08-01-10 02:27 PM
by Rotary Ronin

4

1,350

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

Power FC

High Load Stumble

ttmott on 06-20-10

06-26-10 05:47 PM
by ttmott

9

2,702

Power FC Forum

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

Gsl-se stumbles on acceleration

mack123 on 03-31-10

04-01-10 11:25 AM
by djs2571

7

2,369

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

DCOE help

installer67 on 01-16-10

01-28-10 05:04 PM
by installer67

15

1,017

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

3800 rpm turbo stumble

alns-rx7 on 01-16-10

01-16-10 01:03 PM
by alns-rx7

2

738

now it stumbles between 3K and 4K

ourxseven on 01-10-10

01-10-10 07:53 PM
by ourxseven

0

509

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

Part throttle stumble

eViLjAy on 11-16-09

11-20-09 09:19 PM
by DivinDriver

11

1,562

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

Problem after Problem

dirtyred2009 on 09-13-09

09-13-09 12:42 AM
by dirtyred2009

0

700

Far East Forum

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

Acceleration is bucking/kicking

Kaosking on 06-26-09

07-09-09 01:44 AM
by Rextasee

4

2,188

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

car running great then bad stumble at 4000 rpm

a3dcadman on 07-01-09

07-02-09 08:03 PM
by a3dcadman

9

1,284

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 06-12-09

06-12-09 09:11 PM
by Tigerx7

1

2,601

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

Starts stumbling at 4000 rpm or above!!

Paul Spickard on 04-13-09

05-21-09 04:09 PM
by lovemyRX7

7

1,365

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

91 rx7 idling when warm dies

jdmforlife on 03-29-09

04-01-09 05:24 AM
by ernesto797

5

1,141

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 08-24-08

08-25-08 07:16 AM
by trochoid

6

1,707

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

HKS SSQV probelm

moneyj51 on 08-06-08

08-09-08 10:28 AM
by moneyj51

15

996

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

Microtech

heavy electrical load stumble

pistones on 07-29-08

08-05-08 06:03 AM
by KalliR

21

1,803

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 06-18-08

06-28-08 01:15 AM
by Jared FC

34

10,030

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 12-19-07

03-25-08 12:19 AM
by peejay

14

10,058

Haltech

2400-2500 RPM stumble

BASTARD on 02-18-08

03-02-08 06:15 PM
by ncfc3s

10

1,178

Haltech Forum

need help car stumbles back fires with new injectors

plainandsimpo on 02-05-08

02-05-08 11:51 PM
by plainandsimpo

3

632

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

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

luna_c666 on 01-21-08

01-22-08 01:40 PM
by luna_c666

6

923

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 07-18-07

12-17-07 08:17 AM
by texFCturboII

27

10,645

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 06-28-07

10-11-07 10:10 PM
by aGoGo

15

2,813

Rtek Forum

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

deceleration stumble, possibly electrical problem?

NomadS on 08-28-07

08-28-07 03:38 AM
by NomadS

0

622

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 06-20-04

04-03-07 01:45 PM
by Roto7FD

18

6,764

Megasquirt

megasquirt tuning problems

arghx on 08-13-06

08-14-06 12:04 AM
by muythaibxr

13

2,157

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 06-20-05

06-23-05 07:09 PM
by LongDuck

7

2,186

1993, acceleration, rx7, stumble, stumbles

Car stumbles on acceleration

antinozzijr999 on 06-08-05

06-09-05 11:23 AM
by oneflytrini

6

1,222

Idling issues: Stumbles and dies

eyecandy on 06-04-05

06-05-05 08:07 PM
by technonovice

5

1,227

boost, car, crossover, lean, stumbles, vacuum

Stumbling at crossover from boost to vacuum

4CN Air on 04-08-05

04-08-05 08:52 PM
by 4CN Air

4

660

Won't idle when warm

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1 2 3)

13Beast REW on 11-18-04

03-05-05 12:14 AM
by Amur_

51

6,896

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

Car Stumbles when stepping on the gas

LewisW1120 on 10-14-04

10-17-04 10:46 PM
by LewisW1120

4

1,134

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

RotaryDrift on 02-07-04

04-11-04 12:06 AM
by saiyan

17

1,005

vehicle stumbles going int to boost around 3000 rpm

dragger7 on 03-31-04

04-01-04 03:14 AM
by maxcooper

5

612

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

Annoying stumble @ 5k-6k rpm

black_sunshine on 01-05-04

01-06-04 12:46 AM
by black_sunshine

8

1,189

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

muffler?

kettlman on 08-11-03

11-20-03 11:08 AM
by 813KR$

22

1,828

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 09-01-03

09-18-03 03:15 PM
by cblake3

29

1,670