Threads Tagged with 243

BRAND NEW 243 heads-SOLD! SOLD! SOLD!

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thehazz12 on Jun 29, 2012

Aug 25, 2012 05:35 PM
by thehazz12

31

3,121

243, 53, end, engine, heads, kit, ls, stangstomper68, top

243 heads and top end end package

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1 2)

Keith Breslin on Aug 12, 2012

Aug 25, 2012 12:45 PM
by Keith Breslin

22

2,717

243, 98, c5, corvette, ecs, frost, heads, ls1, ls1tech, ls6, manifolds, mill, stamped, whats, z06

Help with 243 Head install on c5

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1 2)

01VetteVert on Aug 8, 2012

Aug 25, 2012 03:43 AM
by JoshuaGrooms83

36

11,503

243, car, chevy, difference, forum, gen, geniv, head, heads, iii, installing, iv, ls1tech, motor, silverado

Gen IV vs. Gen III 243 heads

juSStin4171 on Aug 17, 2012

Aug 24, 2012 01:16 PM
by rumblebox

14

12,485

243, camaro5porting, cnc, cylinder, head, intake, job, livernois, local, ls1, michigan, modern, motorsports, older, ported, porters, porting, shop

head porting in michigan

Fst_Byrd on Aug 20, 2012

Aug 23, 2012 01:29 PM
by 96capricemgr

10

6,967

030, 243, 98, c1500, cam, fit, heads, lq4, ls1, milled, mount, ms3, run, times, tsp, v2

LQ4 and milled 243's... will tsp v2 fit?

greenvortec97 on Aug 17, 2012

Aug 22, 2012 09:07 PM
by 02_Orange_D1SC

16

7,502

Dyno Guesses & Bench Racing Forum

243, 60, 90, 9092, cc, fast, g5x3, headers, ls1tech, ls3, ls6, ms3, stock

G5X3,Ported LS6, 90/92 Guesses?

94 s dime on Jul 21, 2012

Aug 22, 2012 08:29 PM
by 94 s dime

2

696

225, 243, 90, aftermatket, air, box, heads, ls1, ls6, patriot, performance, ported, predator, reviews, vs

Patriot Performance "Predator" heads. Any thoughts on using these.

daniel schopmeyer on Aug 20, 2012

Aug 22, 2012 12:34 PM
by Bob@BruteSpeed

9

3,050

243, 60, 864, block, compression, heads, l76, lq4, ls1tech

L76 questions

work in progress on Aug 21, 2012

Aug 21, 2012 08:15 PM
by work in progress

6

1,149

2010, 243, 317, 60l, forum, head, heads, limit, lock, locks, ls, ls1, ls2, reusing, sale, seals, stock, valve

Are ls1 valve locks the same as valve locks off a 317 head?

sweet99ss on Aug 15, 2012

Aug 21, 2012 09:59 AM
by Patrick G

5

2,766

220, 243, 350z, 434, compression, cranking, erl, heasd, high, ls, ls2, lsx, nitrous, roller, solid, timing

434,11.8:1,262/266 cam,compression 182-185 across board. Normal?

Snyper on Aug 14, 2012

Aug 20, 2012 09:37 PM
by Snyper

6

2,295

243, 243s, 317, 317s, 65, cc, chamber, chambers, convert, heads, ls, ls6, make, mill, milled

Mill my 317's or get some 243's?

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User_name on Aug 1, 2012

Aug 20, 2012 06:09 PM
by anheuserbusch08

58

13,829

243, 243s, afr, aftermarket, airflow, bad, bought, cylinder, heads, la2, money, ported, research, stock, tfs, worth

AFR/TFS worth it over 243s?

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Troy5061 on Aug 16, 2012

Aug 20, 2012 02:45 PM
by Troy5061

22

19,719

1131, 228228, 243, cam, eith, gto, headers, heads, ls1, mild, pontiac, put, slp, truck, wanna

Head and Cam options

Lil'Felt on Aug 18, 2012

Aug 19, 2012 09:05 PM
by Lil'Felt

12

1,497

Pontiac GTO 2004-2006

243, city, heads, okc, oklahoma, porting

243 Heads - LS6 Throttle Bodies - LS6 Injectors

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Gabbiani on Jul 31, 2012

Aug 19, 2012 05:13 PM
by The_Bishop

23

2,766

20092012, 243, 48, 53, 53l, cam, engine, heads, injector, lh, lh8, ls, performance, size, swap

243 heads found on LH8/LH9 2009-2012 5.3L Colorado? On a 4.8L with a LS6 cam?

94camaroz28lt1 on Aug 19, 2012

Aug 19, 2012 04:19 PM
by wildcamaro

1

5,551

14102193, 243, chevy, head, heads, ls1tech, ls6, sale, specs, z06

LS6 Z06 243 Heads

bwolfZ28 on Aug 4, 2012

Aug 18, 2012 10:33 PM
by bwolfZ28

10

1,808

Cadillac CTS-V 2004-2007 (Gen I)

243, cylinder, good, head, heads, ls1, ls6, master, review, reviews, rocker, running, sale, speed, speedmaster

has anyone herd of these?

howanicm on Aug 16, 2012

Aug 17, 2012 01:04 AM
by howanicm

10

6,887

02, 243, 48, 53, 76, beat, gasket, head, headgaaket, heads, injectors, mm, number, part, put, size, stock, strong, turbo

I plan on turboing a stock 4.8 with stock 243/799 heads with a 76mm turbo.. CR help.!

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AlterEgo on Jul 31, 2012

Aug 16, 2012 05:56 PM
by tunedportcj5

27

48,411

Forced Induction

220, 243, 243799, cast, cnc, exhaust, flow, flowtech, hand, head, heads, number, ported, sides, trick

Anyone running Flowtech Indcution ported 243/799 heads?

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Rise of the Phoenix on Mar 12, 2012

Aug 16, 2012 03:49 PM
by dr_whigham

119

22,401

243, 441, 53, 799, casting, castings, find, head, heads, ls, ls1, nitrous, ported, stamped, whats

whats the best head castings to look for?

Possum Boggs on Aug 14, 2012

Aug 15, 2012 12:54 PM
by Rise of the Phoenix

17

1,449

1999, 243, 243799, 799, anniversary, chevy, head, heads, ls, ls1, ls1tech, michigan, sale, silverado, trans

243/799 heads for sale.....

BRDMAN on Aug 13, 2012

Aug 14, 2012 03:10 PM
by BRDMAN

3

3,074

228r, 243, 853, cam, car, cylinder, dyno, good, head, heads, ls1, ls6, prc, tsp, visually

Cylinder head 853's

mrada6998 on Aug 12, 2012

Aug 14, 2012 10:23 AM
by mrada6998

15

3,861

101, 243, 29, cam, charger, compression, e85, f1, heads, heat, lq9, ls1, ls6, magnuson, soak, super, supercharger, whipple

Help with E85 & FI - Supercharger

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thehazz12 on Jul 8, 2012

Aug 14, 2012 12:40 AM
by thehazz12

21

9,793

Forced Induction

243, 243799, 799, dickey, dicky, head, heads, ls1, review, sale, scoggin, scogin, scroggin, stock, vehicles

Where are you finding 243/799 Heads?

JakeFusion on Aug 13, 2012

Aug 14, 2012 12:24 AM
by JakeFusion

8

2,826

243, 93, bottom, end, heads, hp, installing, intake, ls3, ls6, max, octane, shortblock, stroker, vortec

Ls3 bottom end w/243 head question

lwdwn1 on Aug 11, 2012

Aug 13, 2012 10:43 PM
by redgto4u

13

25,999

1979, 243, box, cam, carb, carbed, dual, heads, lq4, msd, plugs, starting, swap, v2, z28

carbed lq4 with 6010 issues.(very hard to start)

jaybuller on Aug 12, 2012

Aug 12, 2012 11:43 PM
by Pop N Wood

4

3,909

Carbureted LSX Forum

Patriot 243 CNC Ported Heads... Complete

frankmarroquin on Aug 11, 2012

Aug 12, 2012 07:12 PM
by frankmarroquin

1

685

2006, 243, fit, heads, impala, ls1, ls2, ss

will 243s off of a 06 impala ss fit my ls1?

white99ta!! on Aug 12, 2012

Aug 12, 2012 01:04 PM
by wildcamaro

4

1,984

224r, 243, 799, body, build, builds, cam, cometic, compression, heads, lq4, ls1tech, sizing, throttle, tr220

So the LQ4 build has begun

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greenvortec97 on Jul 29, 2012

Aug 12, 2012 11:39 AM
by jwcarguy

21

6,354

2004, 2004gto, 243, 418, build, cam, camshaft, clutch, gto, heads, ls, ls3, proper, put, size, strocker, stroker

LS3 418 Stroker 2004 GTO

FFFASTGTO on Dec 22, 2011

Aug 11, 2012 11:15 AM
by ali_mkm

15

10,815

Pontiac GTO 2004-2006

243, 896, base, cam, check, covers, head, heads, ls1, ls1tech, ls6, milled, pushrods, size, spring

Ls1 to LS6 Head and Cam detailed questions

JoshuaGrooms83 on Aug 9, 2012

Aug 11, 2012 03:05 AM
by intenseblue

19

3,454

2000, 243, 80mm, big, body, cam, gains, heads, hp, ls1, numbers, power, products, professional, puts, throttle

LS1 over 400rwhp target

torlak_t on Aug 9, 2012

Aug 10, 2012 08:35 AM
by Reckless

9

2,670

Generation III External Engine

243, 25, bench, chamber, combustion, flow, heads, ls1, ls6, milled, prc, stock

PRC LS6 2.5's question

red_cap on Aug 10, 2012

Aug 10, 2012 08:30 AM
by red_cap

2

771

Ported/milled 243 heads

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M2W-GTO on Jul 26, 2012

Aug 10, 2012 08:13 AM
by M2W-GTO

39

2,636

243, 317, 60, 853, blower, boost, heads, ls1, ls1tech, notch, ported

853 heads on a 6.0...boost later on

Verz on Aug 7, 2012

Aug 8, 2012 09:42 PM
by bww3588

3

6,120

243, 35, cars, expect, heads, hybrid, in, milled, milling, ported, porting, power, specs, ss, trailblazer

milled ported 243 questions

35thPewterZ on Aug 8, 2012

Aug 8, 2012 08:35 PM
by Grr

7

1,745

Generation III External Engine

01, 243, bolt, cam, first, haeds, head, heads, ls1, ls1tech, ls2, replace, stock, tune, work, z06, zo6

243 heads work on LS1 with stock cam?

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01CaMMMaro on Jan 18, 2012

Aug 7, 2012 02:46 PM
by JoshuaGrooms83

26

16,141

LS6 Heads 243 castings (20k miles)

Rtzracer on Aug 3, 2012

Aug 6, 2012 08:22 AM
by 3rdgentug

6

1,094

milling 243s with over sized vavles HP increase?

chevybayboy on Aug 5, 2012

Aug 5, 2012 04:43 PM
by chevybayboy

0

397

04, 243, heads, hollow, plugs, spark, valve, z06

Real 04 Z06 243 heads

Street Racer on Aug 4, 2012

Aug 5, 2012 07:28 AM
by Street Racer

1

685

2242024614, 243, 243s, 59cc, chevrolet, cnc, fit, heads, intake, ls, ls1, ls1tech, patriot, ported, stage, stage2

Patriot Stage 2 243's CNC Ported And Milled Heads

gixxer75094lt1 on Jul 29, 2012

Aug 4, 2012 06:23 PM
by gixxer75094lt1

8

2,192

11, 243, 317, affected, compression, deck, dynamic, e85, heads, pistons, ratio, thicker, turbo, versus, work

Turbo E85 heads versus compression help.

scidav87 on May 26, 2012

Aug 2, 2012 04:52 PM
by NicD

10

2,690

Forced Induction

243, 550, cam, give, good, heads, hot, lift, lingenfelter, ls1, rated, rockers, springs, stock, yellow

what is the most lift from a stock spring take??

trans665 on Jul 31, 2012

Aug 2, 2012 07:36 AM
by vettenuts

19

1,682

243, cam, corvette, heads, hp, ls1, magic, mods, ms3, numbers, rwhp, stick, supporting, tsp, v3

Supporting Mods for Magic Stick 3

2000NemeSS on Jul 31, 2012

Jul 31, 2012 10:55 PM
by chevybayboy

10

14,558

03, 243, 48, 48l, compression, gasket, head, heads, kit, lr4, ls9, ratio, stock, stockcompression, turbo

4.8L/LR4 long block with 243 heads & LS9 head gasket.. (What compression??)

AlterEgo on Jul 31, 2012

Jul 31, 2012 03:22 PM
by AlterEgo

2

8,175

243, 853, code, flow, gasket, head, heads, ls, ls1, ls1heads, notch, pocket, port, porting, worth

853 ls1 heads

66vert on Apr 29, 2012

Jul 30, 2012 01:46 PM
by wildcamaro

5

7,633

243, 3346, affect, car, change, colder, feels, heads, lazy, ls1tech, ngk, plug, plugs, pontiac, spark, symptoms, tune

Spark plug effects

Ws6Dnero on Jul 20, 2012

Jul 28, 2012 03:29 PM
by Ws6Dnero

6

1,358

243, 60cc, dunno, gto, heads, livernois, ls1, sale, stage

FS: Livernois stage 3 243's (60cc)

FRiCK on Jul 22, 2012

Jul 28, 2012 11:47 AM
by FRiCK

6

1,613