Threads Tagged with backpressure

backpressure, bulet, bullet, cut, lm, lm1, lm2, lt1, mufflers, open, produce, slp, slps, sweet, thunder, v8

LM1 vs. LM2 bullet muffler

1SWT95Z on Jun 6, 2010

Aug 27, 2015 03:33 PM
by Dirty_Bird

17

18,601

88, back, backpressure, cars, compressor, eclipse, exhaust, lag, map, pressure, pt, reduce, reducing, turbo, ways

Turbo sizing,backpressure explained

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1 2)

MY99TAWS6 on Apr 28, 2008

Apr 26, 2015 08:27 PM
by engineermike

28

76,317

Which Turbo to Lower Back Pressure and still spool early

Bazman on Mar 24, 2014

Mar 25, 2014 11:57 PM
by Bazman

3

1,827

81, 82, ar, backpressure, band, compaired, exhaust, housing, inlet, large, ls1tech, precision, t3, t4, turbo, vband

Do the precision vband in exhaust housings limit power compared to a t4?

parish8 on Aug 19, 2013

Jan 20, 2014 03:23 PM
by GR8GAME

16

16,266

53, 53l, 60, 75mm, 7675, 7875, backpressure, cam, dyno, lq4, ls1tech, ls3, max, power, turbo

How far will a 7675 go on a 6.0?

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tiznodd on Oct 28, 2013

Nov 2, 2013 01:02 PM
by LS1NOVA

28

40,639

62mm, 81, 9180, ar, backpressure, cummins, ecover, efr, ls1, mount, rear, single, system, t4, tuner, turbo, universal

EEK 22PSI Back Pressure on Rear Mount

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Bazman on Oct 15, 2013

Oct 25, 2013 04:21 PM
by Bazman

21

5,765

111mm, 370, 427, 53, 88mm, backpressure, ci, hp8811, ls1, ls3, motor, rpm, size, spec, turbine, turbo

370 large turbine 88mm back pressure results

rotary1307cc on Jun 25, 2013

Jun 27, 2013 08:40 AM
by rotary1307cc

19

8,515

6766, backpressure, comp, exhaust, larger, ls1, ls1tech, manifold, pressure, quick, spool, t3, test, turbo, twin, valve

Back pressure test results, when is it too much?

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SPRAYED 01 on Apr 16, 2012

Oct 5, 2012 09:31 AM
by rotary1307cc

65

26,373

back, backpressure, dyno, exhaust, hp, hptuners, ls1, normal, pressure, race, tune, tuner, tuning, turbo, turbocharger

hp tuners/turbo/exhaust backpressure

mebanestang on Oct 3, 2012

Oct 3, 2012 02:07 PM
by mebanestang

0

635

PCM Diagnostics & Tuning

back, backpressure, cat, delete, lt1, pressure, silverado

Mod advice

TransAmChris on Jun 20, 2012

Jun 20, 2012 08:31 PM
by TransAmChris

3

670

4788r, back, backpressure, chamber, combustion, creates, e85, exhaust, high, increased, measured, pressure, running, spraying, turbo

E85 and back pressure

SPRAYED 01 on Jun 14, 2012

Jun 15, 2012 04:50 AM
by stevieturbo

15

2,970

back, backpressure, duals, glasspack, glasspacks, loose, ls1, magnaflow, make, muffler, power, pressure, rid, sbc, true

Questions about my exhaust and backpressure

z2877 on May 1, 2012

May 2, 2012 01:14 AM
by azlt

4

1,058

370, 38mm, 44mm, back, backpressure, issues, ls1, ls1tech, power, pressure, tc78, turbine, turbo, turbonetics, wastegate, wheel

TC78 with a 38mm wastegate

evo462 on Feb 21, 2011

Apr 20, 2012 08:19 AM
by TurboTPI

9

2,159

General LSX Automobile Discussion

2002, 98, back, backpressure, camaro, cat, cats, good, ls1, lt1, picking, presssure, pressure, slp, stock

Backpressure issues?

Master_TA on Mar 28, 2012

Mar 28, 2012 08:52 PM
by Master_TA

5

950

96, aftermarket, back, backpressure, camaro, caprice, due, egr, exhaust, headers, low, lt1, p0400, pressure, problem, valve

P0400 Help - Aftermarket Exhaust- Wondering if its low backpressure problem.

davids125 on Mar 23, 2012

Mar 23, 2012 05:22 PM
by flame

5

2,757

5, 53, backpressure, downpipe, long, merge, pipe, pt88, run, size, spd, t76, tc78, turbo, tuurbonetics

down pipe size question

jfg455 on Mar 8, 2012

Mar 13, 2012 05:48 PM
by jfg455

5

1,524

48l, backpressure, blowout, boost, e85, float, forced, fuel, induction, lexus, ls1tech, sc300, spark, switching, timing, turbo, working

E85 4.8 mpt70 - audible ping, no KR - why?

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tunedportcj5 on Jan 31, 2012

Feb 16, 2012 11:08 PM
by maxgee

31

4,134

60, backpressure, boost, cars, controller, forced, induction, ls1tech, ls6, ly6, pt7675, rpm, speed, spool, spooling, spools, time, turbo

what is your logged turbo spool time:? 6 speed or auto

got-a-ls1 on Jan 19, 2012

Jan 20, 2012 02:10 AM
by got-a-ls1

6

5,226

back, backpressure, copper, gauge, ls1, ls1tech, lt1, lts, measure, measuring, pressure, rating, reading, s480, test, turbo

measuring back pressure?

turbo370supra on Dec 16, 2011

Dec 20, 2011 03:19 PM
by turbo370supra

16

2,306

can i pull a 02 sensor to check back pressure

bad6as on Nov 21, 2011

Nov 22, 2011 11:07 AM
by bad6as

9

976

25, 346, 76mm, back, backpressure, comp, corvette, exhaust, highexhaustbackpressure, intake, issue, ls1, ls6, prc, pressure, pt88, runner, stage, turbo

I may have High Exhaust Back Pressure Issues...

1SIKZ31 on Oct 13, 2011

Oct 14, 2011 02:17 PM
by stevieturbo

12

2,371

3, 3in, backpressure, bad, big, camaro, exaust, exhaust, flow, hp, inch, loss, ls1, piping, recommended, stock, system

3 in exhaust on stock ls1

tvg001 on Aug 12, 2011

Aug 12, 2011 09:46 AM
by Darkman

3

2,428

backpressure, divided, divider, edge, exhaust, flange, housing, knife, remove, removing, t4, tc78, turbine, upgrade, wall

Thoughts on removing the divider on a tc78 Ex housing?

BLINGOLE on Jul 21, 2011

Jul 25, 2011 06:03 AM
by Nitroused383

15

3,229

New LS1 Owners - Newbie Tech

back, backpressure, exhaust, lose, loudmouth, ls1, pressure, slp, systems

Did I lose some back pressure

99 ss on Jun 22, 2011

Jun 22, 2011 02:17 AM
by 01ssreda4

2

681

back, backpressure, blow, exhaust, f450, fix, gauge, hook, pressure, vale, valve

N/A guy looking for cheap solution to release excess exhaust backpressure

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98_TA_EMLC on May 31, 2011

Jun 1, 2011 11:07 PM
by Fbodyjunkie06

28

1,638

back, backpressure, e85, exhaust, forced, fuel, housing, induction, issue, ls1tech, pressure, pressures, set, turbo

E85 and Back Pressure on Turbo Setup

HydroStream6 on Feb 20, 2011

Feb 20, 2011 07:24 PM
by HydroStream6

6

2,254

347, 57, 76, 96, ar, backpressure, ls1, mount, power, pressure, problems, rear, t76, tc76, turbo

TC76 .96 on 347 ls1 and backpressure

yelo04goat on Dec 26, 2010

Dec 27, 2010 11:41 PM
by Johnv

13

2,899

53, 78gts, back, backpressure, billiet, dyno, precision, pressure, sbc, similar, size, tc76, tc78, turbo, weight

Is there a better turbo than a tc 78 that's the same size?

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SPRAYED 01 on Oct 20, 2010

Oct 24, 2010 10:44 AM
by HydroStream6

21

3,193

New LS1 Owners - Newbie Tech

back, backpressure, blow, camaro, dumps, engine, exhaust, ls1, ls1tech, ls2, myth, needed, performancetrucknet, pressure, trans

backpressure...i searched please read

blackfbird98 on Aug 31, 2010

Aug 31, 2010 04:22 PM
by Z28_LT1

10

13,056

110, 87mm, 92mm, affect, ar, back, backpressure, boost, housing, pressure, size, sizing, turbine, turbo, wheel

Boost Response & Backpressure VS Turbine Dia and Housing AR

ProVK on Aug 4, 2010

Aug 4, 2010 08:23 AM
by ProVK

0

876

back, backpressure, car, cars, change, exhaust, good, losing, ls1, pressure, presure, shifting, tools, tube, turbo

do i need back pressure?

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2fast2furiousz28 on May 15, 2010

May 19, 2010 11:56 PM
by Chrismikeb

42

10,419

Texas Members

Would stepping down from 4" to 3.5" at the last 2" of my exhaust hurt performance?

Snyper on May 15, 2010

May 16, 2010 11:34 AM
by Snyper

9

1,284

New LS1 Owners - Newbie Tech

Back pressure

thatguy383 on Apr 16, 2010

Apr 16, 2010 10:16 AM
by 99FormulaM6r

1

762

back pressure

vteckiller on Jan 9, 2010

Jan 9, 2010 07:37 PM
by 01'SSLSX

2

1,117

18th, 770, alky, backpressure, bigstuff, ecs, horse, iat, power, pt88, spool, t88, time, turbo, ws6

HELP! turbo setup sucks

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z28boysteve on Dec 20, 2008

Oct 16, 2009 03:24 PM
by z28boysteve

136

12,390

back, backpressure, camshaft, compound, eliminate, engine, exhaust, ls1, pre, pressure, restriction, test, theory, totally, turbo, turbocharge, turbocharger

Turbo Backpressure theory questions

icicleboy on Oct 2, 2009

Oct 4, 2009 11:45 AM
by black98ws6ta

6

8,066

Advanced Engineering Tech

18l, aspirated, astra, back, backpressure, engine, engines, good, motor, motors, muffler, na, naturally, performance, pressure, saturn

Back pressure on a NA 1.8l motor

kapsz28 on Jun 30, 2009

Jul 5, 2009 12:35 AM
by JonCR96Z

4

1,930

60, back, backpressure, boost, car, engine, kill, lowers, much, pressure, turbo

how much backpressure is too much?

lt170chevelle on Apr 22, 2009

Apr 23, 2009 07:55 PM
by engineermike

10

9,585

back pressure

maggotpez on Jan 22, 2009

Jan 23, 2009 07:37 AM
by Puck

7

818

3, backpressure, catback, exhaust, headers, losing, loud, ls1, mouth, open, ory, pipe, rattling, tech, turndown

Anyone run no catback?

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newton on Oct 14, 2008

Dec 9, 2008 06:38 PM
by jrob56

23

2,057

back, backpressure, exhaust, ls1tech, measure, pressure

I need a way to measure exhaust backpressure...

Blorton on Dec 9, 2008

Dec 9, 2008 11:04 AM
by jimmyblue

2

638

383, back, backpressure, backpresure, car, cars, cat, ls1, lt1, mufflers, preasure, pressure, tech, truck, v8, vehicles

Do our cars need back pressure?

lilblackZ28 on Oct 4, 2008

Oct 4, 2008 08:31 PM
by Formula350

4

6,297

4cyl, back, backpressure, ls1tech, pressure

will i have enough back pressure

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1 2)

ls1motorsports on Sep 1, 2008

Sep 9, 2008 03:37 PM
by BillyDaKid

31

2,102

adjustable, backpressure, egr, giffinsperformancecom, install, knocksense, knocksensems, ls1, megasquirt, module, ms, msknocksense, transducer, tuning, turbo, wiring

Knocksense KnocksenseMS for LS1 and Gen 3 Engines. w/ Megasquirt

ForcedInduction on Sep 5, 2008

Sep 8, 2008 11:52 AM
by Frost

6

4,322

PCM Diagnostics & Tuning

350, back, backpressure, boost, forums, gauge, measure, mustang, noise, pressure, ratio, ratios, reduce, relieve, turbo, turbocharger

Who has tested there turbo back pressure?

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SPRAYED 01 on May 31, 2008

Jun 4, 2008 02:15 PM
by DrTurbo

42

12,948

96, backpressure, code, exhaust, headers, impala, install, long, longtube, louder, make, p0400, ses, ss, trans, tube, z28

SES light after long tube header install

urbanhunter44 on May 9, 2006

May 20, 2008 05:28 PM
by smb72

16

6,883

air, back, backpressure, burn, burned, burning, burnt, cool, engine, headers, open, pressure, speedglass, valve, valves

burn a valve with no backpressure?

onebadazzls1ta on Feb 13, 2008

Feb 16, 2008 06:23 AM
by bigfatls6

7

1,173

Dynamometer Results & Comparisons

105, 10lbs, 14, 700, 91, backpressure, boost, compression, ls1tech, mamo, mile, octane, rwhp, tony

Poll

700 RWHP 348 cubes 91 octane how many out there?

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52172 on Oct 11, 2007

Oct 22, 2007 07:24 AM
by 52172

33

3,157

139, 347, backpressure, gt47, gt4788, housing, lmr, ls1, ls2, mount, rear, rpm, s480, sale, spool

347 with a gt47-88?

blk00ss on Oct 18, 2007

Oct 20, 2007 07:10 AM
by Fireball

16

2,862