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LS1TECH - Camaro and Firebird Forum Discussion
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LS1TECH - Camaro and Firebird Forum Discussion
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Threads Tagged with
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LQ9 243/799 vs 821/823 heads?
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67rally
on Jan 23, 2013
Aug 10, 2025
09:31 AM
by
G Atsma
24
121,972
Generation III External Engine
How much to you gain putting 243 heads on a lq4
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Bobby G
on Nov 2, 2011
Oct 10, 2024
05:53 PM
by
01CamaroSSTx
39
210,017
Generation III Internal Engine
00 ls1, 243 heads, ls7 lifters, stock rockers, correct pushrod length?
AHarada
on Apr 22, 2010
May 3, 2024
09:18 AM
by
Cwest
10
13,405
New LS1 Owners - Newbie Tech
241 heads vs 243 heads
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ItalianZ28Stallion
on Nov 30, 2008
Oct 21, 2023
12:36 AM
by
G Atsma
72
187,723
Generation III Internal Engine
TSP's new updated Y-pipe pics **Back in Stock check w/ Jon @ TSP**
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witry
on Jan 7, 2010
Sep 25, 2023
09:51 PM
by
doomss
102
15,632
Generation III External Engine
Budget LQ4 with 243 Heads...NOW WITH DYNO RESULTS!
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LS1 Racing
on Mar 7, 2012
Apr 7, 2023
07:40 PM
by
G Atsma
66
266,215
Generation III Internal Engine
Do rectangular port heads fit LS1 blocks?
bayer-z28
on Nov 28, 2010
Mar 10, 2022
02:31 PM
by
tdmaker
6
20,710
Generation III Internal Engine
Whats so special about 243 heads?
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2000NemeSS
on Mar 16, 2012
Feb 14, 2022
08:42 PM
by
corvet786c
40
133,846
Generation III Internal Engine
bolt ons to reach 500hp
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2
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ahmed
on Sep 17, 2010
Dec 23, 2021
10:20 AM
by
NW02TA
35
16,370
Generation III External Engine
Resurface heads EVERY time they're off?
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MaxPow3r
on Feb 27, 2012
Oct 12, 2021
12:21 PM
by
Kawboom
49
130,123
Generation IV Internal Engine
cnc ported 243 heads VS. trick flows
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vbls
on Nov 28, 2013
Apr 13, 2021
09:05 PM
by
wannafbody
21
35,889
Generation III Internal Engine
6.0 LQ9 Build-up with AFR 230 heads
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Tony Mamo @ AFR
on Apr 23, 2012
Mar 23, 2021
07:26 AM
by
prestinb
36
56,770
Dynamometer Results & Comparisons
lq4 6.0 +TSP Tsunami cam + 243
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TX RED
on Jul 23, 2009
Jan 10, 2021
11:29 AM
by
G Atsma
38
21,278
Generation III Internal Engine
Biggest cam for 241 heads & 243 heads?
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2
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alamantia
on Jan 27, 2009
Dec 24, 2020
04:54 PM
by
Qdttracer9
22
12,496
Generation III Internal Engine
LQ4 6.0L Build...what cam to run w/ 243 heads
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2
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Kermit
on May 9, 2005
Aug 12, 2020
06:38 AM
by
RB04Av
26
25,468
Generation III Internal Engine
799 vs 243
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jetlag
on Jul 29, 2009
May 14, 2020
02:02 PM
by
G Atsma
62
187,473
Generation III Internal Engine
Interesting Flow Data....(Long thread)
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Tony Mamo @ AFR
on May 5, 2005
Apr 25, 2020
08:19 AM
by
msystic27
295
184,405
Generation III Internal Engine
Head choice A.I. 226cc 243 head OR 230cc AFR on 347ci
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vmapper
on Aug 31, 2012
Jan 2, 2020
12:56 PM
by
dreadpirateroberts
29
13,290
Generation III Internal Engine
Post your Heads/Cam setup + hp/tq #'s
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KY08ls1
on Aug 14, 2012
Dec 25, 2019
07:07 PM
by
Kcutty85
135
242,438
Generation III Internal Engine
417 rwhp/425 rwtq N/A LS1 with stock cam!
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GreenbeanZ28
on Dec 11, 2008
Apr 16, 2019
05:56 PM
by
scotty2000ss
157
53,854
Dynamometer Results & Comparisons
pushrods and milled heads
luisdavid11
on May 10, 2013
Feb 28, 2019
07:14 AM
by
cmysix
17
39,570
Generation III Internal Engine
ported 241 heads?
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1
2
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Lord_Vaders_Hawk
on Aug 22, 2011
Jul 4, 2018
08:49 PM
by
HCI2000SS
27
34,893
Generation III External Engine
243 headed 370 lq4 final dyno results
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greenvortec97
on Nov 1, 2012
Mar 19, 2018
02:23 PM
by
Chantro
51
24,699
Dynamometer Results & Comparisons
Home 241 head Porting
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Mart00SS
on Apr 27, 2010
Jan 5, 2018
11:33 PM
by
wannafbody
60
44,161
Generation III Internal Engine
I did some LSA head testing!
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eb02z06
on Dec 15, 2012
Jan 4, 2018
03:39 PM
by
zman1969
46
37,744
Forced Induction
LS1 Engine Upgrades in 68 camaro
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2
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Stilo
on Sep 24, 2012
Dec 27, 2017
02:52 AM
by
JoeydbCamaro
20
3,316
Generation III Internal Engine
Pics Of My Advanced Induction Dart/RHS 223cc Heads/Build Thread
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Rise of the Phoenix
on May 1, 2013
Oct 3, 2017
03:24 PM
by
scotty2000ss
575
95,332
Generation III Internal Engine
patriot stage 3 heads or cnc'd 243 heads
BS2011
on Jan 14, 2012
Jul 2, 2017
07:43 AM
by
corvet786c
9
10,017
New LS1 Owners - Newbie Tech
Wanting to port 243 heads help!!!
wssickk
on Feb 27, 2014
Jun 28, 2017
01:01 PM
by
98CayenneT/A
9
5,996
Generation IV External Engine
Can you buy new bare 243 heads from GM
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1
2
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matt k
on May 30, 2013
Jun 22, 2017
12:15 PM
by
ss454327
35
24,123
Generation III Internal Engine
Stock 4.8 802RWHP but valve float now
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5
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TurboTerry87gn
on Mar 17, 2014
May 8, 2017
12:32 PM
by
TDMKR496
98
89,239
Forced Induction
241 vs 243 heads
alexnavasws6
on Oct 4, 2013
Apr 14, 2017
09:01 AM
by
Majestic9C1
9
25,776
New LS1 Owners - Newbie Tech
243 Heads Compression Ratio w/ .040 Head Gasket
Austin95
on Oct 22, 2012
Apr 4, 2017
01:53 AM
by
jerrito98ss
17
31,925
Generation III Internal Engine
NA 5.3 with an LS9 cam
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2
)
hicksport
on Jun 22, 2013
Mar 19, 2017
03:44 PM
by
Bryan Buett
30
62,576
Conversions & Swaps
243/799 How much milling = new compression ratio?
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poltergeist 02
on Mar 13, 2012
Mar 7, 2017
10:04 AM
by
01ssreda4
59
103,163
Generation III Internal Engine
243/799 heads.. Differences???
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1
2
)
JustAFooL
on Jul 15, 2012
Jan 25, 2017
06:21 PM
by
bellofello
21
69,777
Generation III Internal Engine
ported 241 vs 243's
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1
2
)
beach cruiser
on May 1, 2012
Jan 25, 2017
09:12 AM
by
fsvaasam
25
40,727
Generation III Internal Engine
New Lunati VooDoo Cams????
(
1
2
)
DiabloFormula
on Jan 24, 2009
Dec 4, 2016
04:14 AM
by
HaltomCityRecords
31
31,064
Generation III Internal Engine
Ported 243 heads enough for a 402?
redtan
on Aug 29, 2013
Dec 1, 2016
02:02 PM
by
JakeFusion
14
22,169
Generation IV Internal Engine
which heads for boost
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1
2
)
Juicemonkey
on Nov 24, 2011
Jul 13, 2016
04:38 PM
by
93camaro_zzz
22
38,878
Forced Induction
Katech CNC ported LS cylinder head clearance sale
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1
2
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Katech_Jason
on Oct 7, 2008
May 4, 2016
10:59 PM
by
sbcgenII
25
12,167
Generation III External Engine
243 Heads Milled/ what cam and PTV issues?
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1
2
)
NateLS1Mustang
on Feb 18, 2014
Feb 11, 2016
01:33 PM
by
speedtigger
29
38,383
Generation III Internal Engine
6.0 head questions
(
1
2
)
Alwhite00
on Nov 15, 2013
Aug 31, 2015
10:53 PM
by
2mchtoy
23
91,783
General LSX Automobile Discussion
Snowball of a build - Turbo LSx Rx7
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5
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Last Page
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Phish806
on Jan 13, 2014
Aug 4, 2015
07:22 PM
by
Phish806
307
67,639
Forced Induction
5.3 heads or 243 heads
aAZz
on Aug 23, 2011
Mar 4, 2015
03:31 PM
by
kwray6955
17
15,409
Generation III Internal Engine
01' SS Custom Cam & 243s = 474 rwhp / 428 rwtq *NOW w/ TRACK RESULTS*
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Last Page
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djfury05
on Feb 8, 2011
Feb 20, 2015
08:12 PM
by
silver ls2
115
58,601
Dynamometer Results & Comparisons
243 vs 241 heads, does it make a difference with a MP112?
mike13
on Nov 28, 2012
Feb 3, 2015
06:33 PM
by
punishmentcycle
16
8,159
Forced Induction
Poll
AI 243 Heads, LS6 intake, P&P Shaner TB, Pfadt Headers, What Cam???
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1
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IRNMADN
on Nov 12, 2013
Jan 14, 2015
08:02 AM
by
cali_bear2003
87
21,481
Generation III Internal Engine
blower cam,valvesprings,317 heads,243 heads,msd,cme and more
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1
2
3
4
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2002sscamaro
on Jun 10, 2012
Dec 25, 2014
07:08 AM
by
SH1ZN1T
71
11,951
Parts Classifieds
Just Discovered New 243 Heads!!
(
1
2
)
fastvet
on Mar 27, 2013
Dec 15, 2014
09:10 PM
by
Justhereforinfo
26
14,619
Generation III Internal Engine
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