Threads Tagged with lm7

48, 48specs, 53, 53l, 71, 89017577, duramax, gm, height, lightning, lm7, part, pin, piston, silverado, specs, ss, wrist

Wristpin height 4.8 vs 5.3?

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1 2 3 4)

SynergyV8 on 12-27-2008

06-17-2022 11:56 AM
by JamesTheGreat

33

73,898

1995, 53, 6l70, 95, camaro, cts, gm, harness, intake, lm7, manifold, swap, transmission, v6, wiring, wrecked

LM7 Swap (5.3) into my 95 Camaro 3800II

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1 2)

R2K on 11-21-2008

03-17-2021 07:42 PM
by B52Bombardier1

14

15,197

243799, 317, 53, 799, 862, cam, flow, head, heads, lm7, nos, numbers, prc, radix, stock

best heads for boosted 5.3

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1 2 3)

SLO TRUCK on 10-20-2009

04-17-2020 04:24 AM
by Marlinbrando

22

79,331

2000, 2002, 53, 60l, 97, accord, chevrolet, cost, engine, g8, gmc, gt, honda, lm7, rebuild, silverado

How much does an engine rebuild cost?

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1 2)

00ChevyScott on 02-09-2008

01-04-2020 09:53 PM
by skolman91

16

35,275

05, 53, backfires, gto, idle, jenning, lastresults, lm7, louisiana, low, pontiac, stumble, stumbles, throttle, warm

Idle / Low Throttle missfire, stumble

ForcedTQ on 09-11-2010

06-18-2019 10:46 PM
by 1slow99

8

5,858

2001, 53, chevy, cover, engine, gen, identify, iv, knock, l33, lh6, lm7, location, map, sensor, swap, tahoe, valley

How to identify an L33

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1 2)

loloone on 03-14-2012

10-13-2018 09:52 AM
by therock

11

63,357

53, bearing, bearings, cost, engine, gm, lm7, rebuild, rebuilding, rebuilt, repair, replacing, rings, silverado, spun

5.3 rebuild cost?

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1 2)

southpaw0314 on 07-08-2011

01-25-2018 07:03 PM
by matts01z71

17

170,491

12561706, 200, 53, 706, 706s, 862, chevy, engine, gm, heads, install, intake, interchange, l59, lm7, valve

862 vs. 706 heads

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1 2 3)

old motorhead on 02-02-2009

06-19-2017 04:15 PM
by John Gravelle

21

338,228

4x4, 53, 53l, built, cam, converter, custom, good, lm7, towing, truck, tt3000, yanks

Best cam for 5.3L in 4wd

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1 2 3 4)

JC94Z28 on 02-03-2014

01-04-2017 12:28 PM
by Wrecker 426

31

54,774

4l60e, 53, 88, corvette, custom, end, ford, intake, lm7, ls6, rear, retainers, s10, springs, truck

The LSX S10

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1 2 3 4 5 ... Last Page)

superchevyguy07 on 01-02-2013

04-27-2015 04:42 PM
by superchevyguy07

117

70,869

Midsize & Compact Trucks

1994, 53, air, breathers, carb, carburator, carburetor, edelbrock, engine, hd2, intake, lm7, manifold, silverado, swap, transgo

My carb'd LM7 swap into a 1994 Silverado

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1 2)

RabidStreetRacer on 05-13-2012

04-10-2015 02:55 PM
by RabidStreetRacer

19

17,240

PROJECTS GALLERY

2, 243, 862, chart, flow, gain, heads, hiw, hp, la, lm7, performance, polished, ported, rpm, trucks, valves, woth

does anyone have 243 vs 862 charts?

bluebommer07 on 04-13-2012

03-17-2015 11:11 PM
by AKlowriderZ71

4

10,216

LM7 -> LQ4 swap...

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1 2 3)

Bluecollar Hotrods on 06-05-2014

01-21-2015 10:59 PM
by Bluecollar Hotrods

23

11,394

11, 243s, 53, 53l, big, build, cam, compression, head, heads, lm7, milled, pac, ratio, springs

Looking for a few suggestions on building an LM7

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1 2 3)

Courtntan on 04-30-2013

12-21-2014 10:09 AM
by 07bluelbz

20

6,091

GM Drivetrain & Suspension

53l, 5spd, 88, capasitys, chassis, chevy, engine, fluild, gm, identification, iol, k1500, lm7, manufacture, package, trans, year, zx3

GM fluid capacities

nonnieselman on 03-06-2012

11-28-2014 11:20 AM
by MadDMax66

8

71,793

53, body, gm, lm7, mods, power, spacer, throttle, upgrades

5.3 LM7 upgrades and suggestions?

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1 2)

chadjcompton on 09-18-2014

09-21-2014 11:45 PM
by chadjcompton

10

16,618

TSP 224/228 cam kit

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1 2)

SlowSierra99 on 09-09-2014

09-11-2014 07:33 PM
by Flyingcat

11

6,369

01, 07, 243, 53, 53l, 706, headers, heads, lm7, ls6, magnacharger, mill, milling, silverado, supercharger

243 Heads on 5.3

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1 2)

EZDOESIT on 04-07-2009

06-06-2014 11:08 PM
by LOBO2

16

72,706

Turbo LM7 Rebuild (hole in #7)

lhenrichs on 05-09-2014

05-14-2014 07:02 AM
by tempoffroad

8

3,997

05, block, bolt, bore, bored, l59, lm7, lq4, main, motor, performance

LQ4, LQ9, LM7, L59 difference

ferrellrooster on 05-07-2014

05-12-2014 10:23 PM
by NuckenFuts

5

23,963

2009, 342, 400, 400hp, 53, bolt, cam, gears, hp, lm7, making, ons, performance, sierra, silverado, tr220

400hp on 5.3?

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1 2 3 4)

0silverado4 on 05-19-2010

05-11-2014 11:09 AM
by turboal1

33

77,059

53, 60, 6872, 72, 83, 839, gt76, lm7, ls1, ls1techcom, nova, s475, s47583, stock48, turbo

Stock48 S475/83 Nova first time out!!!!

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1 2 3 4)

stock48 on 06-18-2013

02-11-2014 02:07 PM
by 69Camaro427

37

29,456

help with est. hp of my motor

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1 2 3)

CMAR81 on 01-25-2014

02-01-2014 02:13 AM
by 20SS06

21

2,636

lm7 to l59 swap???

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1 2)

Black&Tan on 01-16-2014

01-21-2014 09:51 PM
by Black&Tan

10

12,160

020, 231239, 243s, 799, cam, heads, lm7, ls1, mill, milled

799 heads on LM7 with big cam , how much to mill ?

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1 2)

Boost-freak on 01-16-2014

01-20-2014 10:52 AM
by joshua022

10

21,448

53, 80, boost, change, deka, dekas, flo, gaskets, head, injectors, lm7, pro, reliability, siemens, stock, turbo, xt

Parts check for 600whp 5.3 build, did I miss something?

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1 2 3)

LS325ci on 01-11-2014

01-19-2014 09:57 AM
by GRRR65GTO

27

37,608

Trucks and SUV Classifieds

96 s10 plus a lm7

toomanycars on 12-11-2013

12-12-2013 08:39 PM
by toomanycars

4

2,210

PROJECTS GALLERY

85 c10 5.3 swap for sale. (compleated)

85LSburb on 12-07-2013

12-10-2013 01:23 PM
by 85LSburb

1

1,996

224, 226, 228r, 231239, cam, cams, duration, give, hp, lm7, ls1, plane, s10, single, truck, whats

Choosing a cam for ls1

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1 2)

LS1Sierra02 on 11-24-2013

12-02-2013 10:01 PM
by 1Bear

19

5,690

Dynamometer Results & Comparisons

2004, datsun, diesel, dynapack, dyno, lm7, numbers, truck

LM7 301whp/426wtq on a Dynapack

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1 2)

s30 on 06-19-2013

11-14-2013 08:27 PM
by ZO6Ted

10

3,382

243799, 243s, 53, 862, cammed, compression, dyno, efans, gain, heads, high, hp, lm7, ported, prc, swap

Any dynos of 5.3L before after head swap??

69Camaro427 on 10-29-2013

10-30-2013 04:59 PM
by 69Camaro427

3

5,551

2013, 53, 53l, 600rwhp, adders, boost, boosted, budget, build, head, lm7, magnum, motor, performance, power, silverado, studs, turbo

Budget 5.3L for Boost

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1 2 3)

Ferocity02 on 06-10-2013

10-29-2013 02:12 AM
by Cammed4ever

21

8,883

TB worth the money/time on LM7 truck intake?

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1 2)

69Camaro427 on 09-29-2013

10-04-2013 09:15 AM
by 69Camaro427

12

2,656

2006, 58cc, 862, cathesral, compression, cylinder, gm, good, head, heads, lm7, polish, port, power, ratio

beneficial intake/head setup on lm7

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1 2 3)

marineusmc4 on 09-26-2013

10-03-2013 09:52 PM
by batboy

20

13,693

Tuning, Diagnostics, Electronics, and Wiring

4l65e, 53, bullet, dynomax, hd2, hp, hpgain, install, lm7, shifts, soft, trans, transgo, tune, tuners

tune, and converter tuning

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1 2)

whitedakota on 09-22-2012

09-25-2013 04:56 PM
by whitedakota

18

2,763

Need help finding injectors for lm7

BURNRBR on 09-12-2013

09-13-2013 12:57 PM
by swift700

5

6,213

FUEL SYSTEMS

Wanted: LM7 Ignition Coils

redsilverado05 on 09-12-2013

09-12-2013 09:17 PM
by Ferocity02

4

854

Just bought a TBSS intake.

Dont4GetToWipe on 09-07-2013

09-08-2013 10:56 PM
by La Grey 1

9

3,170

2005, 243, 243s, 706, 799, 862s, head, heads, lm7, milled, ported, pushrod, pushrods, size, whats

LM7 with 243 heads

Dont4GetToWipe on 08-17-2013

08-20-2013 10:38 AM
by Camin00

9

8,804

1981, 53, bui, build, builds, c10, chevy, lm7, truck, turbo, turbod

My first build- 1981 chevy c10 with turbo'd 5.3

81chevyc10 on 08-11-2013

08-11-2013 11:07 PM
by 81chevyc10

2

4,283

05, 1218, 243, 53, 918, cam, comp, compression, head, heads, lm7, pac, put, turbo, xr259hr

lm7 with 243 heads

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1 2 3)

ryguy03sierra on 08-08-2013

08-10-2013 10:40 AM
by Richardman1992

20

26,448

06, 2005, 2006, 24x, 58x, denali, engine, envoy, gmt800, lh6, lm7, radio, swap

Replacing 06 envoy Denali lh6 with 2005 lm7?

Lsx240vert on 07-22-2013

07-22-2013 01:43 PM
by Lsx240vert

0

4,783

LM7 Build

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1 2)

cousblake11 on 07-04-2013

07-08-2013 07:28 PM
by cousblake11

10

24,320

53, 53l, block, boost, boosted, gen, iii, limit, lm7, max, power, silverado, turbo

Gen III LM7 Limit

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1 2)

Ferocity02 on 06-25-2013

06-30-2013 05:57 PM
by darnie

13

14,337

2006, block, california, cover, fit, gto, lm7, ls6, motor, northern, pontiac, tbss, tub, valley, vents

LS6 Valley Cover Vent Tube with TBSS Intake

SumtinCoo on 06-06-2013

06-09-2013 05:55 PM
by ForcedTQ

4

4,829

2004, dual, gmc, howtoswaplm7valvespringforls6springs, lm7, ls1tech, sierra, springs, turbo, valve

Valve spring swap?

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1 2)

darnie on 05-17-2013

06-09-2013 04:52 PM
by 99LsSilverado

10

2,181

150, 243s, 3600, 375hp, 862, heads, lm7, o7, ported, shot, stall

LM7 Question

Treyvs on 06-02-2013

06-04-2013 05:52 PM
by Treyvs

6

2,394

help me decide what rings lm7

UnVmy5.3 on 05-19-2013

05-19-2013 12:05 PM
by UnVmy5.3

0

527

GM Drivetrain & Suspension

00, 4l60e, convert, difference, lm7, modulated, pmw, pulse, putting, pwm, solenoid, trans, tuning, width, wiring, work

New guy, non-pwm 4l60e with lm7?

j20owner on 03-08-2013

05-17-2013 11:00 PM
by j20owner

5

6,041

11, 111, 53, 53l, 862, compression, head, heads, lm4, lm7, max, maximun, mill, milled, porting

Maximum milling on LM4/LM7 862 Heads

robstah on 05-06-2013

05-11-2013 11:18 PM
by low2001gmc

3

6,072

2000, 2004, 53, 53l, 60l, aluminum, cylinder, drop, heads, k1500, lm7, place, rebuilding, rebuilt, silverado, vortec

Rebuild 5.3l or drop a 6.0l in?

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1 2)

cousblake11 on 05-02-2013

05-07-2013 10:15 AM
by cousblake11

11

21,549

MULTIMEDIA (truck related)

2000, 2006, 85, cam, gas, gmc, l33, lm7, put, racing, silverado, super, swap, truck

LM7 to L33 swap

white 03 on 04-26-2013

05-06-2013 12:18 AM
by AKlowriderZ71

8

14,433

FUEL SYSTEMS

53, aftermarket, cam, exhaust, factory, good, heads, lifters, lm7, ls1, ls6, ported, roller, sound, thumpr

My LM7 with a Thumpr Cam Idle video

RabidStreetRacer on 04-22-2013

04-23-2013 07:25 PM
by RabidStreetRacer

8

3,406

243, 53, 57, chevy, fel, gasket, gaskets, gm, head, lm7, ls1, mls, number, part, pro, silverado, tech

which head gasket for 5.3?

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1 2)

devink on 04-07-2013

04-09-2013 05:50 PM
by craigsix

17

50,816

5.3 block,timing chain,stock cam,injectors,TB,Pistons,lifter trays,fuel rail,etc

(

1 2)

gmcyukon on 03-01-2013

03-20-2013 06:47 PM
by gmcyukon

15

2,842

Swapping my L31 for a LM7

JohnnyMac23 on 03-19-2013

03-19-2013 11:39 PM
by JohnnyMac23

0

1,415

Heads

(

1 2 3)

gbbmk on 03-05-2013

03-14-2013 12:09 AM
by mcfarlnd

28

8,601

Won't start

low_down05 on 03-02-2013

03-03-2013 08:29 AM
by low_down05

3

882

Turbo Build?

(

1 2 3)

darnie on 02-21-2013

02-27-2013 07:27 PM
by darnie

25

3,330

Forged : Iron LM7, 346"ci

fatride on 02-14-2013

02-15-2013 04:31 PM
by Go5.3tt06

1

1,131

Tuning, Diagnostics, Electronics, and Wiring

2003, 48, 4l60e, 53l, check, conversion, efilive, lm7, manual, segment, smog, swap, trans, transmission, tune

Looking for manual tune for segment swap

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1 2)

Ferocity02 on 02-05-2013

02-06-2013 11:33 AM
by gagliano7

11

11,652

2013, 53, body, chevy, exhaust, f150, ford, gm, lm7, manifold, manifolds, oem, performance, preformance, systems, truck

OEM exhaust manifold ?

snowshoejeep on 01-27-2013

02-03-2013 09:34 AM
by snowshoejeep

7

1,326

cam, camshafts, degrees, dickey, dicky, engines, ht1, lm7, lsx, performance, powerstoke, retard, scoggin, sdpc, truck

Scoggin Dickey truck cam??

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1 2 3 4 5)

NextLevel on 02-07-2011

02-01-2013 12:56 PM
by Cknox121

47

42,732

Tuning, Diagnostics, Electronics, and Wiring

05, 2005, 60, driving, gmc, lm7, pipe, smoke, smokes, smoking, start, startup, tail, trucks, yukon

Smoke at startup

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1 2 3 4 5)

Junkyard Dog on 11-13-2011

01-20-2013 04:59 PM
by banjoman

43

12,530

799, engine, food, gasket, head, heads, lifters, lm7, ls, ls1, ls7, ls9, preload, pushrod, silverado, thickness, whats

LS7 lifters milled .30 862 for 5.3L, what pushrod length???

Camin00 on 01-18-2013

01-18-2013 06:38 PM
by Hivelocit

9

10,340

2000, 53, 90mm, bolts, custom, fuel, intake, lm7, manifold, nbs, nnbs, rails, sierra, swap, work

NNBS intake manifold swap

(

1 2)

RedRover on 11-22-2012

01-07-2013 07:09 PM
by PSI GUY

12

14,154

FUEL SYSTEMS

411, 896, ecm, engine, gm, harness, lm7, lq4, modded, performance, swap, tools, trans, trucks, wiring

LM7 LQ4 engine and trans wiring harness and ecm

fanta141 on 08-26-2012

12-18-2012 07:50 PM
by fanta141

1

1,891

53, engine, forum, gm, good, l33, lm7, motor, power, programmer, radix, tech, tunes, wil, work

5.3 l33 or lm7

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1 2 3)

Go5.3tt06 on 09-28-2012

12-16-2012 05:36 PM
by craigsix

23

12,930

5.3 parts for sale

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1 2)

Knine00 on 09-25-2012

12-07-2012 12:30 PM
by Knine00

12

4,334

05, 240z, 53, ac, combo, exhaust, header, headers, intake, lm7, ls1, ls6, rwhp, s10, shorty, th400

5.3 combo help

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1 2)

6D9 on 11-24-2011

11-22-2012 11:51 AM
by RedRover

15

3,039

1051, 2009, 3, cammed, chevy, diamond, fire, lm7, plugs, silverado, spark

Spark Plug Choices

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1 2)

cammed00 on 02-22-2012

11-07-2012 12:29 PM
by nonnieselman

17

3,219

bracket, c10, cable, f150, ford, formulized94, kit, lm7, ls1, mount, nitrous, nos, plate, spacer, throtle, throttle

Nitrous Plate and throttle cable bracket...

Formulized94 on 11-01-2012

11-01-2012 10:36 PM
by dmelvin

1

1,606

2005, 53, dished, floating, lm7, pin, piston, pistons, rods, wrist

WTB (2) 2005+ 5.3 LM7 pistons preferably lower mileage.

NightmareTA on 10-23-2012

10-24-2012 06:51 PM
by NightmareTA

3

612

WTB (Wanted To Buy)

2006, 3898, 48, 53, bishop, crank, flat, lm7, machine, matt, pics, piston, pistons, rods, shop, top

4.8 and 5.3 piston

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1 2 3 4 5 ... Last Page)

Go5.3tt06 on 10-07-2012

10-24-2012 05:35 PM
by kossuth

56

20,107