Threads Tagged with 862

243, 317, 48, 60, 862, aftermarket, bigger, head, heads, lq4, mill, muldrow, putting, tec, valves

862 heads on lq4

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1 2 3)

Zeppo on Jun 29, 2010

Jan 5, 2021 09:04 PM
by 1FastBrick

21

77,910

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 Oct 20, 2009

Apr 17, 2020 04:24 AM
by Marlinbrando

22

88,688

48, 485360, 53, 53l, 862, blocks, casting, gm, heads, id, manufactures, number, pictures, pistons, v8

4.8 to 5.3

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1 2 3)

white1 on Jul 15, 2010

Apr 27, 2019 04:26 PM
by Madspeed16

28

39,680

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 Feb 2, 2009

Jun 19, 2017 04:15 PM
by John Gravelle

21

369,733

862, blown, coolant, gaskets, head, headgasket, heads, leak, ngk, notched, plug, plugs, set, spark, w

boosted head gasket and spark plug question

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1 2)

bighoss77 on May 31, 2012

Mar 26, 2016 12:04 PM
by jorgeesalinas7

11

3,759

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 Apr 13, 2012

Mar 17, 2015 11:11 PM
by AKlowriderZ71

4

11,512

Looking for some feedback on fixing my 5.3 (castech...)

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1 2)

SpeedyG72t on Mar 6, 2014

Jun 19, 2014 09:44 PM
by SpeedyG72t

16

9,160

035, 241, 60, 706, 799, 862, cc, compression, cut, head, heads, ls, ls1, ratio, size

The Difference Between All The LS Heads...

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1 2)

LS1FREEK on Jun 15, 2009

Apr 23, 2014 10:22 PM
by jiar577

11

264,828

112, 862, boost, cam, gt23, leak, mp, mp112

m112 no boost after cam heads swap

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1 2)

western okie on Mar 26, 2014

Apr 5, 2014 12:14 AM
by gamble686

10

3,701

1218, 2008, 48, 862, chevy, head, pac, springs

862 Stock Truck heads w/ 1218 pac springs

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1 2)

SSlow 4.8 on Mar 20, 2010

Mar 29, 2014 09:50 PM
by Bill Reid

17

6,580

12567392, 12567393, 53, 53l, 862, block, cast, casting, chevrolet, chevy, engine, gm, heads, ls1, number

4.8L/5.3L Block Casting Questions ???

1FastBrick on Jun 16, 2008

Dec 19, 2013 07:39 PM
by 1FastBrick

2

39,700

862 heads on Lq4???

69Camaro427 on Nov 5, 2013

Nov 26, 2013 02:44 PM
by spent21

9

7,156

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 Oct 29, 2013

Oct 30, 2013 04:59 PM
by 69Camaro427

3

6,600

243s, 3, 53, 862, exhaust, flow, gain, heads, hp, ls1, numbers, ported, porting, springs, stock

Ported & Polished 862's numbers, what do you think?

Cammed4ever on Oct 9, 2013

Oct 10, 2013 09:31 PM
by batboy

8

23,608

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 Sep 26, 2013

Oct 3, 2013 09:52 PM
by batboy

20

16,930

53l, 862, block, casting, engin, head, heads, stamp

862 stamped on head

Z71FarmTag on Aug 3, 2013

Aug 5, 2013 08:42 AM
by marineusmc4

3

5,597

2005, 862, change, silverado, springs, valve, valvesprings

change valve springs?

greasemykey on Aug 4, 2013

Aug 4, 2013 07:35 PM
by greasemykey

6

1,534

317, 862, cutaway, diy, gm, head, heads, kit, ls1, pics, polish, port, porting, ramp, swirl, tools

DIY Head porting

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1 2 3)

iregret on Jul 13, 2013

Jul 21, 2013 12:14 PM
by Mikey 97Z M6

22

30,663

CNC ported 862 heads

ls6musclehead on Jun 30, 2013

Jul 6, 2013 01:29 PM
by ls6musclehead

4

1,875

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

LM7 Question

Treyvs on Jun 2, 2013

Jun 4, 2013 05:52 PM
by Treyvs

6

2,491

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

Maximum milling on LM4/LM7 862 Heads

robstah on May 6, 2013

May 11, 2013 11:18 PM
by low2001gmc

3

7,155

317, 862, build, building, camshaft, end, heads, low, lq4, ls, monster, motor, pushrod, thread, torque, truck, vrx4

I want to build an LS Torque Monster. Please Help.

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1 2 3)

LS Desert Ranger on Apr 13, 2013

Apr 18, 2013 09:23 AM
by Vortec350ss

22

98,890

Milled 862 heads

gmcyukon on Apr 3, 2013

Apr 12, 2013 03:33 AM
by gmcyukon

7

5,355

862, 862s, advance, dynamics, heads, milled, ported, racing

Ported/milled 862s

youngbuck on Jan 15, 2013

Jan 19, 2013 09:57 AM
by youngbuck

7

1,415

25, 53, 78, 862, combo, comp, factory, fans, headers, heads, lq9, ported, pro, torque, tsp

Lq9 with tsp 2.5 61.15cc 862's

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1 2)

whitedakota on Dec 7, 2012

Jan 8, 2013 07:51 PM
by skeet

10

10,622

2, 53, 862, cc, heads, intake, job, junkyard, ls, ls1, manufactured, valve, valves

question bout 862 heads

06murder on Jan 1, 2013

Jan 6, 2013 11:13 AM
by 06murder

5

1,857

Tuning, Diagnostics, Electronics, and Wiring

03, 109, 19, 53, 53l, 862, 93, advance, compression, degrees, heads, hp, hptuners, lowest, milled, octane, ratio, timing, tuners, vs

Expert tuners advice on timing advance vs octane/compression

Camin00 on Dec 18, 2012

Dec 19, 2012 01:25 AM
by kelsey_canard

2

1,229

53, 53l, 862, 862s, airflow, biggest, diy, exhaust, gains, heads, hp, ported, porting, put, valves

Thinking about porting a set of 862s Input Please!!!

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1 2 3)

Camin00 on Dec 6, 2012

Dec 10, 2012 06:52 PM
by Fastcount03

20

6,690

862, casting, heads, milling, notch, remove

Bumping up Compression Questions???

Camin00 on Dec 8, 2012

Dec 9, 2012 12:13 PM
by Camin00

4

1,698

25, 53, 862, cam, casting, corvette, gains, gmc, heads, lift, ls1, max, nirtous, servo, tsp, vette, worth

tsp 2.5 5.3 heads worth $500?

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1 2)

whitedakota on Aug 14, 2012

Nov 19, 2012 08:55 PM
by whitedakota

19

5,283

18, 53l, 862, cam, check, heads, length, ls1, ls1tech, ls7, milled, motor, pushrod, replacement, stock, yt, z06

What pushrods lenght are you running with Ls7 lifters?

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1 2)

Camin00 on Oct 30, 2012

Nov 5, 2012 12:20 PM
by Beau@SDPC

13

20,069

030, 12498544, 2000, 53, 862, gmc, heads, jimmy, ls, ls1, milling, push, pushrods, put, rods, short

Swapped in a 5.3, 862 Heads question...

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1 2)

farshot83 on May 18, 2012

Sep 25, 2012 05:31 PM
by Sales3@Texas-Speed

11

14,513

2006, 243, 53, 53l, 706, 862, boost, cam, cracked, heads, ls1, milled, silverado, stock, vehicles

706 Heads with Boost?

Ferocity02 on Sep 7, 2012

Sep 8, 2012 12:32 AM
by AKlowriderZ71

5

16,272

202, 53, 862, bigger, bore, cylinder, flow, heads, increase, install, stock, top, valve, valves, wwwtopvalvesnet

valve/cylinder interference 5.3 question

cudaeh on Aug 13, 2012

Aug 21, 2012 12:33 PM
by spent21

6

5,715

Bare 862 heads 2000 5.3l 1500 ecu

cudaeh on Aug 13, 2012

Aug 13, 2012 09:30 PM
by cudaeh

3

560

WTB (Wanted To Buy)

48, 862, gain, general, head, heads, horsepower, lift, mill, mills, powered, recall, type, vbulletin, work

Most you can mill 862 heads on 4.8 ?

03WhiteRCLB on Jul 24, 2012

Jul 26, 2012 03:16 PM
by grey matter 04

7

12,434

862, chevy, head, heads, hp, max, stock, upgrades

5.3 with 01vette cam and which heads?

drewxjn on Jun 11, 2012

Jun 21, 2012 05:13 PM
by drewxjn

5

1,906

2009, 48, 53l, 862, cam, heads, install, lq4, ls9, milled, oil, silverado, sounds, supercharger, v6, vortech

Vortech s/c

adrian_14nk on Jun 7, 2012

Jun 10, 2012 08:17 PM
by adrian_14nk

5

2,528

05, 220r, 53, 862, affected, cam, castech, casting, heads, lifters, number, replacing, sierra, speed, texas, tuning

Head Replacement / UPgrades '04 5.3

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1 2 3)

barthautala on Apr 11, 2012

May 29, 2012 02:24 PM
by BigV8

24

6,514

2500, 53, 862, 99, adding, chevy, compression, fuel, head, heads, increases, lq4, mileage, octane, stock

862 heads on a LQ4 for GAS mileage...

SamuelsonMotorsports on May 26, 2012

May 28, 2012 04:05 AM
by rjwz28

5

12,443

GMT 800 & Older GM General Discussion

53, 862, biggest, cam, engine, forum, glock, heads, ported, purple, roma, royal, run, texas, turbo

Glock 5.3 runs 10.15@132

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1 2)

Llaverito on May 24, 2012

May 25, 2012 11:49 AM
by Llaverito

19

3,780

Drag Racing

862, bolts, es72173, felpro, heads, torque, torquing, yeild

i know better but...

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1 2)

greasemykey on May 11, 2012

May 14, 2012 03:25 PM
by 2doorfury

18

2,675

862, arp, bolts, fs, gasket, gm, head, headgasket, heads, land, ls1, mls, price, speed, stage

FS: 862's, NEW LS1 mls headgaskets, NEW ARP headbolts

2doorfury on May 1, 2012

May 3, 2012 06:32 AM
by 2doorfury

9

1,199

FS: 862 heads

2doorfury on Apr 29, 2012

Apr 30, 2012 09:35 AM
by 2doorfury

3

732

Wtb 5.3 heads

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1 2)

mcfarlnd on Apr 24, 2012

Apr 29, 2012 11:28 PM
by mcfarlnd

10

1,309

Western

230, 236, 53, 862, cam, carb, carbd, chevy, comp, e85, heads, intake, ls6, mill, milled, milling

Heads in the shop. To Mill or not to Mill?

RabidStreetRacer on Apr 8, 2012

Apr 10, 2012 02:18 PM
by RabidStreetRacer

7

4,818

1999, 317, 862, bolt, broke, buy, cylinder, exhaust, head, heads, lm7, mls, read, remove, silverado

Cylinder head help please!

RabidStreetRacer on Apr 5, 2012

Apr 9, 2012 09:08 AM
by grey matter 04

5

2,690

53, 53l, 57, 862, 99, build, engine, fit, head, headers, heads, performance, problems, silverado, stainless, vortec

Will 5.3L 862 heads fit a 96 vortec 5.7?

cammed00 on Mar 27, 2012

Mar 28, 2012 08:52 AM
by Team Paulie

9

20,465

GMT 800 & Older GM General Discussion

10108, 2004, 53, 862, ac, castech, casting, chevrolet, chevy, delco, gm, head, problems, sealing, silverado, tablet

First time chevy truck owner

cheetoz on Mar 25, 2012

Mar 26, 2012 08:32 PM
by 01WS6/tamu

7

2,501

61cc, 862, cam, compression, gm, head, heads, lq4, ratio

862 heads on an LQ4

1duffman on Mar 19, 2012

Mar 19, 2012 07:08 PM
by 1duffman

0

3,217

GMT 800 & Older GM General Discussion

04, 2004, 53, 862, heads, hooked, key, mods, ported, replace, reset, security, switch, tahoe, trucks

2004 tahoe

6.Slow06 on Feb 24, 2012

Mar 1, 2012 01:19 AM
by DR132

6

1,473

706, 862, block, end, fit, gm, head, heads, iron, low, lq4, performance, points, power, shift, swap, trucks

Hear me out: 706/862 heads on LQ4

Doc_speeder on Sep 9, 2011

Feb 27, 2012 10:55 PM
by jmj85

6

23,701

862 Heads for sale

2FNQUIK on Feb 23, 2012

Feb 26, 2012 02:44 PM
by 2FNQUIK

5

1,656

862, cathedral, dimesion, heads, port, wtb

WTT or WTB: 862 heads

SamuelsonMotorsports on Feb 19, 2012

Feb 20, 2012 10:26 PM
by GONEB4U

2

2,813

241, 243, 53, 706, 862, california, flat, head, heads, job, performance, pistons, top, valve, valves

5.3 with flat top pistons & 706 heads with valve job

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1 2 3)

azchevydude on Feb 12, 2012

Feb 14, 2012 01:34 AM
by MAG1C

21

122,855

862 Heads and LS1 PCM

sunsetorange on Jan 25, 2012

Jan 26, 2012 07:38 AM
by sunsetorange

1

673

220220, 243, 243s, 48, 53, 799, 862, bear, black, boost, cam, head, heads, lq4, swap, tune, turbo

243's and boost

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1 2)

5.3 GMC on Jan 13, 2012

Jan 16, 2012 07:08 PM
by 5.3 GMC

15

37,957

243, 317, 60, 862, boost, cathedral, efi, good, heads, l92, motor, port

what heads for boost.

TheRepairMan on Jan 14, 2012

Jan 14, 2012 11:05 AM
by 02'Z71ONDUBZ'

2

1,042

00, 48, 862, chevy, engine, failure, gasket, gaskets, head, heads, leak, leaking, ls1, make, notch

Ls1 head gasket on 862 heads?

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1 2)

Jake99 on Dec 28, 2011

Jan 1, 2012 04:30 PM
by 1Bear

12

34,554

FS: 706 heads and 862 heads

454navyss on Nov 27, 2011

Dec 28, 2011 06:54 PM
by 454navyss

3

1,393

862's or 706's

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1 2)

tjmath on Dec 15, 2011

Dec 20, 2011 09:10 AM
by jschrock

16

1,775

25, 53, 706, 862, cfm, cylinder, heads, prc, specs, state, stg

Brand New PRC stg 2.5 5.3L Heads NIB

Hawaiian_Built on Nov 1, 2011

Nov 6, 2011 03:09 PM
by Hawaiian_Built

4

1,480

2011, 53, 53l, 59cc, 862, cylinder, dickey, flow, good, head, heads, number, performance, scroggin, trick

862 5.3 heads?

DSGBGOON on Oct 5, 2011

Oct 19, 2011 02:19 PM
by narwalrus

7

10,885

706, 862, bad, castec, casting, castings, chevrolet, chevy, deffective, gm, guides, head, heads, valve, year

FS: 706 casting and 862 castin heads

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1 2)

LS1Adam84 on Apr 27, 2011

Oct 13, 2011 03:16 AM
by LS1Adam84

11

2,666

Major problem, please help

Hemi Killer on Sep 19, 2011

Sep 21, 2011 09:03 PM
by lady3bglover

9

1,085

317, 408, 53, 57, 72cc, 821, 862, build, cr, heads, jfr, lq4, ls1, ported, turbo

317 heads for turbo

Chevyboss22 on Sep 16, 2011

Sep 16, 2011 03:07 PM
by Mangled03gmc

9

1,869

040, 241, 241s, 48, 53, 862, bigger, hand, heads, miled, milled, milling, ported, swap, valves

241, or 862

white1 on Jul 15, 2010

Aug 14, 2011 06:56 PM
by Suburbazine

6

6,823

243, 317, 53, 799, 862, boost, casting, factory, head, headed, heads, motor, performance, truck, turbo

best factory head casting for a turbo 5.3?

baggins on Apr 21, 2011

Aug 12, 2011 08:42 PM
by slowlsx

5

16,684

2000, 53, 862, cars, lm4, lm7, motor, mustag, mustang, swap, swapped

planning 5.3 swap

Jasperstang308 on Aug 10, 2011

Aug 10, 2011 08:39 PM
by 06murder

1

1,085

1500, 862, 862heads, chamber, chevy, combustion, corvette, flow, head, heads, lol, modifications, pictures, ported, porting, silverado

862 heads from start to finish... almost lol

anheuserbusch08 on Jul 22, 2011

Jul 23, 2011 10:34 AM
by anheuserbusch08

3

3,706

PROJECTS GALLERY

8.5 / 8.62 10 bolt cover girdle BNIB

xx_ED_xx on Jul 19, 2011

Jul 19, 2011 07:36 PM
by low2001gmc

7

723

Not your regular head swap question

jiar577 on Jul 12, 2011

Jul 15, 2011 03:09 PM
by Fastcount03

5

1,320

243, 25, 862, craigslist, heads, ported, prc

Ported 862 Castings Gone! On to PRC 2.5 243 Castings...:)

Bigschwerm on Jul 4, 2011

Jul 4, 2011 01:38 PM
by TGriz

2

2,773

53, 806s, 862, 862s, asa, cam, gm, heads, hp, ls1, perdormance, performance, rebuilt, trucks, tuners, worked

worked 862's... ASA cam... TB verter

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1 2 3)

fastgmc53 on Apr 5, 2011

Jun 18, 2011 09:47 AM
by bmd_CL

22

3,606