LOG IN
REGISTER
Forums
Tech Boards
Aftermarket Product Review
Aftermarket Vendor Review
Auto Detailing and Appearance
Body
Interior
Car Audio
Carburetors
Cooling
Convertibles
DIY PROM
DFI and ECM
Electronics
Exhaust
History / Originality
Engine Swap
Fabrication
Tech / General Engine
TPI
TBI
Alternative Port EFI Intakes
Power Adders
Transmissions and Drivetrain
Suspension and Chassis
Brakes
Wheels and Tires
V6
FAQ Board
Racing Boards
Organized Drag Racing and Autocross
Theoretical and Street Racing
Regional Boards
Mid-Atlantic Region
North East Region
South East Region
South West Region
Mid-West Region
Pacific Northwest Region
Northern Great Plains and Rocky Mountains
NW Indiana and South Chicago Suburbs
South Central Region
Northern California
Southern California Area
Canadian Region
Third Gen Association of Ontario
European Region
Pacific Region
Third Gen Expo
Site Boards
Problems / Help / Suggestions / Comments
Signature Pictures and PhotoShop Requests
Memorial Board
Group Purchase Board
Group Purchases
Classified Boards
Sponsored Vendors
Cars for Sale
Cars Wanted
Parts for Sale
Parts Wanted
LSX and LTX Parts
Miscellaneous Third Gen Items!
Classified Ads Feedback Board
News
Marketplace
Vendor Directory
Become a Vendor
New Posts
Tools
Car Payment Calculator
Tire Rim Calculator
Vin Decoder
Recalls
Members List
Live Feed
How-Tos
Gallery
Tech Data
Camaro
1982 Camaro
1983 Camaro
1984 Camaro
1985 Camaro
1986 Camaro
1987 Camaro
1988 Camaro
1989 Camaro
1990 Camaro
1991 Camaro
1992 Camaro
Firebird
1982 Firebird
1983 Firebird
1984 Firebird
1985 Firebird
1986 Firebird
1987 Firebird
1988 Firebird
1989 Firebird
1990 Firebird
1991 Firebird
1992 Firebird
Media
Sales Articles
Magazine Articles
View Dark Mode
Please register or login to enable Dark Mode.
Log In
Register
Threads
Google
Threads
Posts
Advanced
Third Generation F-Body Message Boards
Log In
|
Register
Dark Mode
Please register or login to enable Dark Mode.
Contact Us
Your Privacy Choices
Manage Preferences
Advertising
Cookie Policy
Privacy Statement
Terms of Service
Affiliate Disclosure
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
×
Log In
Forgot your Password?
By logging into your account, you agree to our
Terms of Use
and
Privacy Policy
, and to the use of cookies as described therein.
or
Login with Facebook
Third Generation F-Body Message Boards
Tags
Threads Tagged with
421
Community Links
Pictures & Albums
Members List
Search Forums
Show Threads
Show Posts
Tag Search
Advanced Search
Find All Liked Posts
Go to Page...
Page 1 of 2
1
2
>
Threads Tagged with
421
Thread / Thread Starter
Last Post
Replies
Views
Forum
421 swap pics within
(
1
2
3
)
IROCZ1989
on May 19, 2013
Aug 26, 2020
08:55 PM
by
IROCZ1989
117
23,862
Engine Swap
FFI First Injection 421 ci TPI
(
1
2
3
)
TORN
on Jun 25, 2012
Oct 27, 2019
08:40 AM
by
TORN
130
30,047
Engine Swap
Firebird 3 piece spoiler...why doesn't anyone make this?
1982TA
on Jul 31, 2009
Sep 10, 2018
09:36 PM
by
Drew
28
36,052
Auto Detailing and Appearance
421 Poncho in a 3rd Gen?
86WS6
on Jan 7, 2008
May 1, 2018
03:35 AM
by
Sweatlock
36
3,983
Engine Swap
400 stock block advice
(
1
2
3
)
antman89iroc
on Feb 14, 2014
Mar 3, 2014
11:00 AM
by
1gary
104
9,811
Tech / General Engine
What are your goals for the 2013 racing season?
(
1
2
)
AlkyIROC
on Jan 4, 2013
Dec 27, 2013
08:41 PM
by
TTA850
79
4,176
Organized Drag Racing and Autocross
421 Dyno....
(
1
2
)
88BlackZ-51
on Sep 13, 2011
Jul 18, 2013
10:37 PM
by
88BlackZ-51
91
15,623
Alternative Port EFI Intakes
421 build , deciding on cam, opinions...
IROCZ1989
on Apr 15, 2013
Apr 24, 2013
08:13 AM
by
IROCZ1989
10
1,579
Engine Swap
Cam for a 421 EFI SBC?
BWilcox
on Feb 17, 2013
Mar 24, 2013
06:31 PM
by
IROCZ1989
2
3,282
TPI
Camshaft Ideas for a Street 421 SBC - Please Comment
BWilcox
on Jan 31, 2013
Feb 4, 2013
07:16 AM
by
Orr89RocZ
17
9,477
TPI
MAF Operation with 421 CID SBC
BWilcox
on Jan 25, 2013
Jan 27, 2013
02:42 PM
by
BWilcox
26
8,433
DIY PROM
big tube sbc headers
bigblak
on Oct 7, 2012
Oct 17, 2012
02:15 AM
by
cuisinartvette
13
1,673
Engine/Drivetrain/Suspension Parts for Sale
Fastest ET's with a mini-Ram or LT1 intake
LB9GTA
on Oct 11, 2012
Oct 13, 2012
09:31 AM
by
GTA matt
3
1,972
Alternative Port EFI Intakes
To stroke, or not to stroke?
84-Z28-Canada
on Apr 2, 2012
Apr 5, 2012
07:21 PM
by
InfernalVortex
20
1,827
Engine Swap
How bad would I lose?
TKEY
on Mar 12, 2012
Mar 15, 2012
10:53 AM
by
SKELITOR117
13
947
Theoretical and Street Racing
New heads from AFR!
88BlackZ-51
on Feb 10, 2012
Feb 11, 2012
01:24 PM
by
88BlackZ-51
2
1,077
Alternative Port EFI Intakes
The 421 is alive!!
(
1
2
)
88BlackZ-51
on Apr 3, 2011
Jun 4, 2011
09:33 PM
by
88BlackZ-51
55
8,134
Alternative Port EFI Intakes
AFR 227 Eliminator heads
BlueBeast
on May 10, 2011
May 15, 2011
07:57 PM
by
BlueBeast
4
1,872
Engine/Drivetrain/Suspension Parts for Sale
building quick 350 on stock bottom end, got questions
ownor
on Apr 23, 2011
Apr 26, 2011
07:18 AM
by
ASE doc
9
13,199
Tech / General Engine
Probe Industries Pistons
90camaro383
on Feb 18, 2011
Feb 20, 2011
07:37 PM
by
cuisinartvette
7
1,088
Tech / General Engine
1/4 mile times> Post em up
faster1k
on Dec 18, 2010
Feb 20, 2011
07:17 PM
by
irocket87
16
2,495
Organized Drag Racing and Autocross
421 build with pics!!!!!
88BlackZ-51
on Feb 2, 2008
Oct 1, 2010
12:51 PM
by
88BlackZ-51
44
12,967
TPI
421 Stroker HELP !!
bg383
on Sep 1, 2010
Sep 13, 2010
01:59 AM
by
Air_Adam
9
5,695
Engine Swap
Good source for small base circle cams?
Tom91Bird
on May 6, 2010
May 18, 2010
07:38 PM
by
bear88ss
1
679
Aftermarket Vendor Review
421 cid or 427 cid ?? what would you Buy??
articwhiteZ
on Feb 4, 2010
Feb 24, 2010
02:44 PM
by
articwhiteZ
23
16,598
Tech / General Engine
Best heads to run with a D1SC Procharger?
NVRENUF
on Dec 8, 2009
Dec 27, 2009
08:17 PM
by
articwhiteZ
19
12,718
Power Adders
Got to love this cool fall air
BlueBeast
on Nov 9, 2009
Nov 12, 2009
09:06 AM
by
kens86
12
1,036
Organized Drag Racing and Autocross
SuperRam/406/RollerCams?????
TPI-Formula350-
on Oct 25, 2009
Oct 29, 2009
05:33 PM
by
articwhiteZ
11
2,382
Alternative Port EFI Intakes
427 small block anybody done one?
articwhiteZ
on Oct 12, 2009
Oct 18, 2009
01:43 AM
by
articwhiteZ
11
3,555
Engine Swap
Weld Pro Stars with BFG drag radials
BlueBeast
on Aug 25, 2009
Oct 5, 2009
06:22 PM
by
BlueBeast
18
1,898
Exterior Parts for Sale
Pass Time at MIR
raptor80dad
on Sep 14, 2009
Sep 25, 2009
10:17 PM
by
Project: 85 2.8 bird
3
1,027
Mid-Atlantic Region
[MN]
421 SBC Short block with cam, timing, balancer, oil system w/pan
Phoenix8936
on Aug 27, 2009
Aug 27, 2009
06:05 PM
by
Phoenix8936
0
1,683
Engine/Drivetrain/Suspension Parts for Sale
Mini Starter
BlueBeast
on Aug 14, 2009
Aug 16, 2009
07:10 PM
by
BlueBeast
2
703
Engine/Drivetrain/Suspension Parts for Sale
Almost won Super Chevy True Street
BlueBeast
on Jul 21, 2009
Aug 3, 2009
11:57 AM
by
11sec92z
19
3,821
Organized Drag Racing and Autocross
N.A. Shootout this Sunday @ Maple Grove!
PROSTOCK5031
on May 6, 2009
May 16, 2009
07:59 PM
by
PROSTOCK5031
6
839
Organized Drag Racing and Autocross
What size carb should I go with
Phoenix8936
on Mar 27, 2009
Mar 30, 2009
10:18 AM
by
383fbod
5
1,638
Carburetors
E85 or not? Help sell me on it
Phoenix8936
on Feb 25, 2009
Feb 27, 2009
06:05 PM
by
five7kid
11
1,611
Carburetors
best 400 block and crank
WORK
on Oct 29, 2008
Oct 31, 2008
08:41 PM
by
skinny z
12
1,945
Tech / General Engine
Finally back out
BlueBeast
on Oct 25, 2008
Oct 29, 2008
03:40 PM
by
BlueBeast
8
726
Organized Drag Racing and Autocross
1968 camaro
tornadowmc
on Sep 29, 2008
Oct 4, 2008
10:24 AM
by
BlueBeast
14
761
Organized Drag Racing and Autocross
Electric Water Pump Installed (PICS)
ross
on Aug 17, 2008
Aug 19, 2008
08:47 PM
by
car_fixer
13
5,117
Organized Drag Racing and Autocross
My new combo
BlueBeast
on Apr 16, 2008
Apr 24, 2008
07:48 AM
by
IHI
9
723
Organized Drag Racing and Autocross
should i do it? 454 small block
DirtyCanadian
on Apr 21, 2008
Apr 23, 2008
06:38 PM
by
Air_Adam
11
1,010
Tech / General Engine
Project SILVER IROC, Cammed Vortec, UNDERWAY!
z28freak84
on Mar 13, 2008
Mar 15, 2008
05:40 PM
by
IHI
15
802
Organized Drag Racing and Autocross
Engine questions
85Firebird350
on Feb 29, 2008
Feb 29, 2008
06:52 PM
by
AlkyIROC
7
662
Organized Drag Racing and Autocross
Anyone hear do a 421? What do you think?
88BlackZ-51
on Jan 10, 2008
Jan 11, 2008
03:12 AM
by
88BlackZ-51
2
546
TPI
New best ET and 60' for 406 miniram
Fastbird
on Sep 3, 2007
Sep 3, 2007
02:02 PM
by
Fastbird
5
634
Organized Drag Racing and Autocross
Today a legend died! the 87 may never ride again
87_TA
on Apr 12, 2007
May 30, 2007
01:23 AM
by
Orr89RocZ
45
2,781
Organized Drag Racing and Autocross
Racing Seats
BlueBeast
on Jan 6, 2007
Feb 12, 2007
03:41 AM
by
Profootbrake
13
5,207
Organized Drag Racing and Autocross
New Best for the last HooRah of 06!
11SEC91Z
on Dec 3, 2006
Dec 7, 2006
07:52 PM
by
11SEC91Z
16
1,094
Organized Drag Racing and Autocross
Page 1 of 2
1
2
>
All times are GMT -5. The time now is
10:21 PM
.