Threads Tagged with l31

Dynamometer Results & Comparisons

02, 0411, body, calibration, cfm, fpr, fuel, injection, l31, mpfi, pcm, performance, spider, stock, throttle

L31 fuel injection, Performance parts, 0411 PCM

04SilveradoMykk on Mar 18, 2009

Jan 27, 2021 12:53 PM
by terravast4

2

4,158

GM Parts Classifieds

350, dyno, ebay, headers, injector, kit, l31, mods, performance, pulley, rwhp, rwtq, stock, underdrive, upgrade, vortec

L31 350 Vortec Dyno...Lightly Moded DD

Fast355 on Feb 16, 2013

Oct 5, 2014 08:55 PM
by Quyonmob

9

40,650

383, efi, fastburn, fuel, gmpp, heads, hotcam, ht383, injectors, intake, l31, lt4, manifold, poppet, sfatekcomimages, vortec

how much hp out of 5.7L vortec

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1 2)

dajodsterman on Mar 23, 2006

May 3, 2014 07:23 PM
by dakotabrad

14

119,628

53, 98, bypass, chevy, computer, door, engine, improver, l31, power, sale, tahoe, truck, whats, z71

98 Tahoe L31 Rebuild

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1 2)

Jonathan Riddle on Dec 15, 2013

Dec 27, 2013 09:41 AM
by RezinTexas

12

5,667

350, 53, 57l, 96, 97, emissions, engine, ford, harness, headers, k1500, l31, ls1tech, mods, motor, passing, performance, swap, v8, wiring

97 L31 K1500 engine, will 5.3 vortec intake TB ECU etc work?

Stratt134 on Dec 11, 2013

Dec 13, 2013 05:53 PM
by Slammed96

7

6,295

53, big, block, chevy, external, harness, headers, injected, injector, jet, l31, nitrous, sizing, vortec, water, wet

nitrous and meth

6789olds on May 28, 2013

May 31, 2013 11:47 PM
by 6789olds

9

2,006

1999, 2dr, 4l60e, 57, door, exhaust, fuel, headers, intakes, l31, long, mls, performance, savings, shorty, tahoe

5.7 shorty headers?

z-maro on Apr 4, 2013

Apr 5, 2013 03:46 PM
by z-maro

2

5,596

Swapping my L31 for a LM7

JohnnyMac23 on Mar 19, 2013

Mar 19, 2013 11:39 PM
by JohnnyMac23

0

1,569

distributer, distributor, gmc, l29, l31, motor, setting

L31 and L29 distributors

VorTecxas on Dec 10, 2012

Dec 16, 2012 01:34 PM
by VorTecxas

1

1,817

1996, 350, 3500, 454, chevy, clutch, engine, l21, l29, l31, stock, swap, truck, upgrades, work

L31 350 to (L21 or L29) 454

VorTecxas on Oct 23, 2012

Nov 5, 2012 11:32 PM
by VorTecxas

9

10,997

99, cam, cams, change, date, gm, involved, l31, lifters, made, mods, nees, parts, performance, swap

L31 Cam swap

VorTecxas on Oct 15, 2012

Oct 24, 2012 03:58 PM
by VorTecxas

9

12,226

bolt, kit, l31, n2o, nitrous, oxide, plate, trucks, vortec

plate kits

6789olds on Dec 30, 2011

Aug 30, 2012 07:58 AM
by justinpatterson

4

1,665

4l80e, 99, double, engine, fast, install, intake, l31, ls2, motion, put, roller, set, swap, tahoe, timing

Swapping in 6.0/4L80e into my 99 Tahoe

foreverfalcon40 on Feb 23, 2012

Feb 27, 2012 08:44 AM
by blade7022

2

6,503

INTERNAL ENGINE MODIFICATIONS

110lsa, 116lsa, asa, cam, camshaft, change, forum, l31, lm7, mileage, nitrous, power, stock, toque, towing

Stock cam choices in LM7

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1 2)

mike058 on Jan 2, 2012

Jan 2, 2012 11:25 PM
by 1FastBrick

11

17,924

1997, electronics, full, horsepower, hp, hptuners, l31, ls1, make, manual, rating, setup, stock, th400, tuners

Hp Tuners and TH400

Swerve7rpm2000 on Oct 3, 2011

Oct 24, 2011 10:50 AM
by hog

5

3,491

150, 3rd, amsoil, blackbear, bypass, cai, circle, dyno, filter, frantz, hemi, l31, nitrous, oil, shot, strile, tune

WTF !!! rip off

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1 2 3)

6789olds on Aug 15, 2011

Aug 22, 2011 08:50 AM
by ianclarkson55

24

4,646

100, 53, 99, chevy, engine, install, kit, l31, nos, notrous, shot, stock, tacoma, tahoe, vortec, wet

100 shot on installed

laoutlaw on Aug 14, 2011

Aug 14, 2011 10:10 PM
by 6789olds

9

4,056

how big of a dry shot can i go with on spoder injection

laoutlaw on Jul 1, 2011

Jul 13, 2011 06:01 PM
by 6789olds

3

1,176

125, 150, 350, 57, bear, black, l31, nitrous, nos, performance, put, shot, stock, tune, vortec

350 vortec on spray

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1 2)

brandon6.0 on Jul 8, 2011

Jul 12, 2011 08:35 PM
by brandon6.0

15

26,226

350, l31, msd, na, open, retard, throttle, timing, vortec, wide, wot

wot timing

6789olds on Jun 5, 2011

Jun 7, 2011 02:27 PM
by 6789olds

7

2,747

INTERNAL ENGINE MODIFICATIONS

16, 97, arms, cam, guildplates, heads, l31, put, putting, required, rocker, rockers, roller, stock, tip, tips, vortec, whats

1.6 roller tips rockers

laoutlaw on Apr 25, 2011

Apr 26, 2011 08:01 PM
by laoutlaw

4

1,914

4l60e, 75, blackbearlocks, converter, convertoer, l31, lock, locking, lockup, open, shot, stock, throttle, wide, wot

locking the converter at wot

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1 2)

6789olds on Mar 28, 2011

Apr 10, 2011 11:22 AM
by 6789olds

11

2,916

air, cai, chevy, cold, dakota, fan, high, iats, intake, l31, pvc, relocation, sensor, silverado, slower, stock, volant, vortec

"COLD" air intake causing high iats?

Woodlandcritter on Apr 4, 2011

Apr 9, 2011 01:48 PM
by budhayes3

9

3,512

04, 100, 350, 48, 50, chevrolet, chevy, f150, kit, l31, nitrous, nos, oxide, shot, silverado, wet, wetkit

50 shot wet kit

laoutlaw on Feb 25, 2011

Apr 9, 2011 10:44 AM
by laoutlaw

9

6,334

57, 60, electronic, files, gm, hp, jcl, l31, performance, sale, tune, tuner, tuners, tunes, tuning, vortec, vortect

5.7 Vortec L31 Hp Tuners Tune File

justin.hughes on Mar 14, 2011

Mar 19, 2011 07:05 PM
by justin.hughes

4

5,023

GM Drivetrain & Suspension

1997, 4l80, 4l80e, 99, bu42, chart, compatibility, converter, converters, differences, k1500, l31, ls, pre, spacer, stall

4l80e converter compatability

bggrnchvy on Mar 17, 2011

Mar 18, 2011 01:30 PM
by Circle-D

3

5,226

57, 99, dyno, engine, file, files, gm, hp, improve, l31, mpg, tune, tuner, tuners, updated, vortec

5.7 Vortec L31 Hp Tuners Tune File

justin.hughes on Mar 14, 2011

Mar 16, 2011 07:49 PM
by 99TransAmLS16Spd

2

15,015

98, add, body, bolt, bore, cam, headers, hp, k1500, l31, ls, nitrous, pattern, shortie, throttle, vortec

98 Vortec

BTLD_LS1 on Mar 4, 2011

Mar 7, 2011 03:20 PM
by BTLD_LS1

6

2,221

1996, complete, dynatech, exhaust, flowmasters, forum, l31, magnapacks, mpe10416, performance

Ditching flowmasters

6789olds on Mar 4, 2011

Mar 5, 2011 10:37 AM
by 00rcsb

7

1,815

87, 91, blackbear, btu, btus, called, drink, dyno, ethanol, f150, ford, l31, lower, octane, recipe, tune, versus

87 octane vs 91 octane

6789olds on Feb 22, 2011

Feb 23, 2011 10:56 AM
by straped for cash

1

2,031

THE TRUCK STOP

57, 57vortec, 99, ac, accel, acdelco, bestplugswires, cap, delco, distributor, install, l31, plugs, stock, suburban, vortec

Best plugs for a 99 5.7 Vortec in a suburban

LS14EVR on Feb 18, 2011

Feb 21, 2011 08:09 AM
by LS14EVR

5

9,572

1996, 2011, 57, 96, 97, 99, chip, express, l31, mods, pcm, performance, super, superchips, tune, van, vortec

classic 99 5.7 vortec tune

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1 2)

jmchevyman on Jan 17, 2011

Feb 8, 2011 04:00 PM
by hog

15

70,099

1996, 57, 91, cam, camshaft, changing, gm, installation, installationcam, l31, lfters, lifter, lifters, photo, roller, vortec, z71

cam,lifters, and rollers for 5.7

sleeperSS20 on Jan 14, 2011

Jan 17, 2011 06:47 PM
by 1slowz71

8

2,896

180, 2500hd, 62l, 81l, add, bear, black, blackbear, bully, degree, dog, efan, gm, l31, performance, thermostat, tune, ways

8.1L Efan and towing

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1 2)

Irgunr on Dec 26, 2010

Jan 10, 2011 08:42 AM
by Irgunr

14

7,754

8-Lug Truck Performance

2010, bmk23, bypass, craigs, dding, filter, frantz, installed, l31, list, oil, silverado, tahoe, uoa, vortec

by pass oil filtration

6789olds on Dec 4, 2010

Dec 9, 2010 05:50 PM
by hobbesnmina2001

7

1,312

1000, 218228, 503503, cam, forum, l31, truck, upgrades, voodoo, z71

upgrades for a 1000 bucks

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1 2)

6789olds on Dec 4, 2010

Dec 6, 2010 10:10 PM
by 6789olds

17

2,961

wynjammer ???

6789olds on Sep 28, 2010

Sep 28, 2010 12:41 AM
by 6789olds

1

2,036

1999, 5700, bolton, boost, boosting, chevy, gmc, l31, levels, longevity, ls1tech, safe, turbo, turbos, vortec

Safe boost levels and other questions about turbos. . .

meangreenburban on Sep 10, 2010

Sep 24, 2010 02:48 PM
by meangreenburban

4

1,421

350, 454, 62injectors, big, block, cam, hot, intake, l31, manifold, marine, max, spacer, vmax, vortec

Old Vortec Ideas

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1 2)

slow99 on Nov 12, 2006

Aug 24, 2010 02:43 PM
by LightFighter

16

7,775

ds tuner

bbc4542001 on Jul 15, 2010

Jul 18, 2010 11:24 AM
by JennaBear

7

2,708

98, bent, cam, exhaust, l31, offset, retard, silverado, stumping, tick, ticking, valves

!!! Help this is stumping everone

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1 2 3 4 5)

cams 98 silverado on May 7, 2010

Jul 16, 2010 06:34 PM
by cams 98 silverado

44

7,034

411, black, bp3830ct1, buy, cost, engine, garage, injector, l31, pcm, poppet, spider, total, update, upgrade, westers, widow

96 upgrade

kdcollins on Feb 28, 2010

Mar 9, 2010 06:15 PM
by Whippled2dr

4

1,639

Classic Trucks

16, 16l, 1998, 23l, 383, 4x4, build, chevy, l31, replacing, whipple

Building a 383...recommendations?

howard quick on Jan 26, 2010

Jan 29, 2010 04:36 AM
by howard quick

4

1,463

906, aplication, build, camshaft, carb, carburated, carburetorated, crank, difference, forged, gm, l31, l31r, modifications, performance

carburetorated l31 build up help

greenturtle05 on Dec 13, 2009

Dec 19, 2009 10:31 AM
by greenturtle05

2

2,956

Classic Trucks

cam, camshaft, cover, cummins, heads, install, jeep, l31, patriot, plate, retainer, roller, sbc, timing, vortec, walk, walking

GenI roller cam: Cam walk

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1 2 3 4)

04SilveradoMykk on Oct 6, 2009

Oct 25, 2009 10:27 PM
by GMCtrk

30

8,289

71, 97, brake, caliper, cam, k1500, l31, loud, mouth, performance, pipes, sierra, sticking, supercharger, trucksjacked, weight, z71, zz4

97 Z71 going for 13s, advice needed(vid inside)

james8997 on Oct 12, 2009

Oct 14, 2009 01:01 PM
by Neil 6.0

9

1,593

1998, 2000, 350, charger, chevy, l31, schematic, schematics, supercharged, supercharger, superchargers, tuning, vortec, whipple, wiring

Whipple supercharger

Fry daddy on Oct 11, 2009

Oct 11, 2009 03:57 PM
by the_husk

2

2,171

02, 42lb, 57l, injectors, intake, l31, mercruiser, truck

WTB: 01-02 Truck intake manifold,fuel rails,cable tb

Whippled2dr on Sep 17, 2009

Sep 18, 2009 02:21 PM
by Low_LSX

4

809

Western

57, 57l, 9699, 99, chevy, distributor, engine, install, l31, magnacharger, rod, street, supercharger, vortec, wiring

96-99 Vortec 5.7L Magnacharger kit...

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1 2)

Leroy_454 on Feb 2, 2006

Sep 5, 2009 02:03 AM
by wild_chld1

17

41,379

2000, 53, 97, 98, bare, block, engine, gm, l31, ls1, performance, racing98, silverado, swap, trucks, vortec

L31 to LS1 swap in my 98 4wd Silverado

HemiRamOn22s on Jul 18, 2009

Jul 18, 2009 01:01 PM
by brewster240

2

8,289

350, 53, 57, bolt, boltons, cam, gas, l31, ls1, mild, mileage, ons, power, swapping, tuning, vs, zz383

L31 vs 5.3

StreetFreak on Jul 6, 2009

Jul 7, 2009 12:44 AM
by Wheatley

5

16,547

350, 383, 57, 97, fuel, gm, holley, ht, ht383, injection, intake, l31, silveraldo, stealth, vortec

Fuel Injection Blues...

HT383 on Jun 15, 2009

Jun 15, 2009 04:23 PM
by Whippled2dr

1

4,079

98, air, cam, chevy, custom, flow, hot, houston, kit, l31, mass, sensor, silverado, tune, tunes, tx, wheatley

98 Silverado Tuning HELP!!

BTLD_LS1 on May 31, 2009

Jun 12, 2009 06:52 AM
by BTLD_LS1

3

2,375

Dynamometer Results & Comparisons

57, bear, black, blackbear, dyno, heads, intake, l31, mercruiser, parts, performance, procharger, results, tahoe, tuneing

5.7 (L31) dyno results; NEED INPUT, new to FI

bai78 on May 27, 2009

May 27, 2009 10:58 PM
by bai78

4

4,427

3500, 57, 57l, ford, hesitation, intake, l31, marine, mercruiser, rpm, solutions, sputtering, tahoe, vortec, whipple

5.7L Hesitation

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1 2)

black04 on May 14, 2009

May 22, 2009 11:15 AM
by norris_83

10

9,881

Is this bad? lol

(

1 2)

1BADAZZSS on Apr 4, 2009

Apr 5, 2009 09:18 AM
by hog

13

2,147

1600ar, 350, 57l, charger, elbow, intake, kit, l31, silverado, truck, upgrade, upgrades, vortec, w140ax, whipple

FS: Whipple W140AX upgrade for Vortec 350 kit

James B. on Feb 8, 2009

Mar 29, 2009 11:11 PM
by laynlow77

3

10,251

GM Parts Classifieds

53, 53l, 57, 862, 99, camshaft, compression, edelbrock, escalade, heads, l31, ls1tech, ratio, sitels1techcom, swap

Do 2007 5.3L 862 heads fit '99 Escalade 5.7?

Djaustin89 on Mar 20, 2009

Mar 21, 2009 04:31 AM
by James B.

3

1,251

0411, 2002, case, diagram, engine, express, l31, octane, pcm, perform, relearn, rpm, swap, tune, wiring

0411 Swapped Stock L31 COMPLETE

Fast355 on Mar 16, 2009

Mar 16, 2009 11:51 PM
by Fast355

4

5,768

04silveradomykk, dtc, l31, loop, open, tune

Bye-Bye F.I.

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1 2 3 4)

04SilveradoMykk on Feb 17, 2009

Mar 15, 2009 09:54 PM
by l_kusler

33

6,879

Trucks and SUV Classifieds

1997 rcsb l31 a4 3.73

mred on Feb 15, 2009

Mar 12, 2009 08:46 PM
by mred

2

1,236

10216948, corvette, fuel, gauge, hose, injector, intake, l31, marine, pressure, regulator, reprogramming, side, supply, wire

intake manifold

silveradokidd_4518 on Mar 4, 2009

Mar 6, 2009 04:36 PM
by silveradokidd_4518

3

2,662

1500, 1998, 468, big, block, carburetor, chevy, crankshaft, intake, l31, manifold, mercruiser, reluctor, swap, vortec

1998 Vortec 350 to 70's bigblock 468 Conversion?

woody_lsu49 on Jan 5, 2009

Jan 11, 2009 03:59 PM
by ChevyLee

4

2,398

Classic Trucks

1997, 2005, 57, engine, forged, give, gm, l31, lq4, piston, pistons, shrinking, skirtless, slap, vortec, vortecs

Piston slap?

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1 2 3 4 5)

trever1t on Dec 8, 2008

Dec 15, 2008 09:08 AM
by shandy294

43

8,382

2011, 6l90, 6l90e, c1500, controller, ford, gmt900, harness, king, l31, locations, shocks, silverado, stand, tcu, trans, vortec

where to get stand alone trans controller

Denali Dude on Dec 11, 2008

Dec 12, 2008 12:15 AM
by Denali Dude

4

2,028

engine, flow, gm, intake, l31, manifold, manifolds, marine, mods, numbers, performance, porting, spacer, stock, tune, vmax

L31 intake manifold flow

Newsacramento on Nov 16, 2008

Nov 17, 2008 01:09 AM
by mds2004

2

5,399

INTERNAL ENGINE MODIFICATIONS

04silveradomykk, 330, 43l, beehive, chevy, comp, compression, craigslist, head, holes, l31, lo5, performance, pushrod, ratio, rwhp, springs

Building a SBC

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1 2 3 4 5 ... Last Page)

04SilveradoMykk on Jul 5, 2008

Nov 8, 2008 04:11 PM
by LMSeven

73

22,211

2008, 4l60, 4l60e, 4l80, 4l80e, change, hpt, l31, miles, module, pcm, program, reprogram, transmission, tuning

2002 L31 5.7: HPT, changing 4l80E module to 4L60E

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1 2)

04SilveradoMykk on Oct 25, 2008

Nov 1, 2008 03:29 PM
by hog

16

1,929

43, injector, l31, p0200, problem, replace, silverado, v6

Need Help ASAP!!! Please.

Fastcount03 on Oct 22, 2008

Oct 23, 2008 03:37 PM
by 95 bright teal

9

1,066

2001, 383, 411, auburn, buildup, ected, engine, express, l31, pcm, performance, powerstroke, stroker, swap, tuning, van, yukon

L31 buildup questions

96FastSilvy on Oct 20, 2008

Oct 22, 2008 01:35 AM
by mds2004

8

8,266

53, 57, 9698, 97, bracket, buying, ebay, gmc, instruction, kits, l31, mounting, silverado, supercharger, vortec, whipple

Buying Used Whipple??

97gmc on Aug 27, 2008

Sep 2, 2008 12:09 AM
by camarossls12001

9

14,231

1998, 57, 57l, accel, distributor, distributors, engine, failure, gear, gm, install, installing, l31, upgrade, vortec

Aluminium L31 Distributor

howard quick on Aug 27, 2008

Aug 27, 2008 02:44 AM
by howard quick

0

4,068

350, 454, 57, bosch, ckp, crank, crankshaft, delete, eliminate, fuel, injection, injector, l31, performance, reluctor, vortec

Can a Vortec 350 L31...?

04SilveradoMykk on Jul 29, 2008

Jul 30, 2008 03:31 PM
by James B.

2

4,103

Cam tuning questions

04SilveradoMykk on Jul 13, 2008

Jul 13, 2008 11:55 AM
by southern_chevy

1

953