Do you want your fbody to be tighter?
Do you want your fbody to be tighter?
Then install weld-on SFCs. I just installed mines and they stiffened the car structure by 150% or more 
Now when I run over railroads crossings, I car feel the suspension to work and no more the body flexing
Just need to share this with you!
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod

Now when I run over railroads crossings, I car feel the suspension to work and no more the body flexing

Just need to share this with you!
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
do our bodys really flex that bad? I havent had the luxury of driving one of these yet, soon tho! may 13th baby! back on subject, how much does it cost to get them welded on? im only making 5.25 now (7 when i turn 16) so i get about 100-150 bucks to spend on the car every 2 weeks, u figure 100 for the SFC, but how much to get it installed? could a new car body shop do it?
thanks
thanks
Kenny brown DD sfcs are 249$ and it cost me 60$ to make them weld.
But that mod is worth every penny
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
But that mod is worth every penny

------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
That definetly sounds like exactly what I need for my car. It groans creeks, can 't stand it!
------------------
Chat Soon,
KED85
Karl
1985 Firebird 2.8 to 3.4 swap project for Smog Happy LA, CA
------------------
Chat Soon,
KED85
Karl
1985 Firebird 2.8 to 3.4 swap project for Smog Happy LA, CA
Yeah, they flex like mad. I've heard of thirdgens who once they put on a solid set of SFC's, going up their driveway, one wheel will come off the ground all of a sudden, because they are that much stiffer.
-Reno
------------------
89 Formula
-Reno
------------------
89 Formula
ROTFLMAO!
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
Trending Topics
Mine is day and night different with the SFCs
And as you all know the 4th gen are somewhat stiffer than the 3rd gen so that should make an even greater improvement on the 3rd gen!
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
And as you all know the 4th gen are somewhat stiffer than the 3rd gen so that should make an even greater improvement on the 3rd gen!
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
SFC= Sub Frame Connector.
------------------
89 Trans Am Turbo 3.8L All stock 43,000 miles #1053 of 1555
Past Thirdgen:
86 Trans Am w/ built 355TPI with SLP goodies and too much other stuff to List. One sweet *** car, wish I would have had a good enough Job to pay insurance on three cars so I could keep it, but for a 89 Turbo Trans Am w/ Low miles, I think I made the right choice!
------------------
89 Trans Am Turbo 3.8L All stock 43,000 miles #1053 of 1555
Past Thirdgen:
86 Trans Am w/ built 355TPI with SLP goodies and too much other stuff to List. One sweet *** car, wish I would have had a good enough Job to pay insurance on three cars so I could keep it, but for a 89 Turbo Trans Am w/ Low miles, I think I made the right choice!
That was the best mod that I have ever made to my Camaro. I would almost deem them a necessity. Be careful if you have any custom exhaust work though, because I had to have my Y-pipe custom made to go from my headers and still fit around the Subframes. BTW, I have the South-side machine shop subframes, and they are fantastic. I paid $100 for mine and another $150 to get them put on. Great deal.
Chris
Chris
2011 Norwood Gathering
ThirdGen Firebird Rep
ThirdGen Firebird Rep
Joined: Jun 2000
Posts: 3,435
Likes: 4
From: Sarasota FL
Car: 99 WS6 / 00 SS / 11 CTS-V / 13 300
Engine: LS1 / LS1 / LSA / 5.7 Hemi
Transmission: 4L60E / T-56 / 6L80E / W5A80
Axle/Gears: 3.23 / 3.42 Auburn / 3.23 / 2.62
How good are bolt ons versus welded ones?? I was gonna do them for the RS 1st, and the Z down the road...but I wanted to do them myself. Are bolt ons a significant enough improvement??
------------------
Jason E
'89 Camaro RS 2.8
Medium Grey Metallic
2.8, A4, T-tops, 90k miles
'97 Z28 w/30th Anniversary package
LT1 (obviously), 6 speed, t-tops
White with orange stripes, killer system, 41k miles
Speed Kills...Wanna live forever? Drive a Ford.
Long Live #3...
------------------
Jason E
'89 Camaro RS 2.8
Medium Grey Metallic
2.8, A4, T-tops, 90k miles
'97 Z28 w/30th Anniversary package
LT1 (obviously), 6 speed, t-tops
White with orange stripes, killer system, 41k miles
Speed Kills...Wanna live forever? Drive a Ford.
Long Live #3...
Well the bolt ins do the same thing, but they will not have a rigid mount like that of the welded ones. This inturn will diminish the results of installing them a little bit, but they will be a major improvemnet.
Get the welded one.
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
------------------
1999 30th anniv. TransAm #877
** BESTS:60ft=1.935 1/4 ET=13.08 MPH=111.8 ** (Only 3.5K miles)
T-TOP,6M-Hurst,12cd, TCS
!EGR * !MAF Screen * ported and polished MAF * !silencer baffles * ! lid baffles * ported and polished TB * removed primary and secundary baffles * sealed ram-air * 9.4k timing-tricker * !CAGS * Mobil 1 * Lou's short stick * BMR panhard rod * BMR poly/poly LCAs * !DRL * Polished SLP resonator catback * 2 Ractive mufflers * 3x3 'fernco' mod * K&N * TB stop grind * Grotyohann headers * offroad Y-pipe* Power pedals * 19+ coats Zaino * WHITE gauges cluster * blue door TA badges * pontiac windshield decal * Polished momo shift **** * 4.5" brosal exhaust tips * Kenny Brown DD SFC
Ordered:
Polished: Calipers * Hood struts * Air tubes * Valve covers,Heat shields , etc.
Later:Cam + spring + pushrods swap + stage II heads
2000 Black Z-71 K1500 5.3l
ext.cab * !intake baffle * !MAF screen * !EGR mod
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