is this too big on a 305??????
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Joined: Jan 2003
Posts: 1,053
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From: ny-lindy
Car: 1989 Iroc z hardtop
Engine: peanut LB9
Transmission: slopomatic TH700R4
is this too big on a 305??????
hooker 2055 headers
hooker y pipe
spintech 3" ultra flow cat
dynomax 3" mid i pipe
dynomax 3" oa i pipe
spintech 3" cross flow muffler
full 3" tips
how do u think this would sound on a 305, and think anypart of it would be hurting me.
i have it pretty much all stock
just igition basic mods.
will drop on slp runners/ LT4 cam/ tq conveter. after i do the exhaust/afpr/transgo shift kit.
just to let you guys know what my plans are.
hooker y pipe
spintech 3" ultra flow cat
dynomax 3" mid i pipe
dynomax 3" oa i pipe
spintech 3" cross flow muffler
full 3" tips
how do u think this would sound on a 305, and think anypart of it would be hurting me.
i have it pretty much all stock
just igition basic mods.
will drop on slp runners/ LT4 cam/ tq conveter. after i do the exhaust/afpr/transgo shift kit.
just to let you guys know what my plans are.
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From: Northern CA.
Car: '82 Z28
Engine: 350
Transmission: TH400 4,000 stall
Axle/Gears: Currie 9", 4.56 gears
Go for it
I went from the factory original exhaust to what I have now and noticed a nice improvement.
I went from the factory original exhaust to what I have now and noticed a nice improvement. Thread Starter
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Joined: Jan 2003
Posts: 1,053
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From: ny-lindy
Car: 1989 Iroc z hardtop
Engine: peanut LB9
Transmission: slopomatic TH700R4
i'm hoping to pull a a mid 14.20's consitenly. thats 3 tenths faster than i am now. i thik i can do that with headers/catback/cat/pulleys/afpr/shiftkit.
thats me thinking on the consertivetive side.
i'm also gonn go get soe dyno pulls at a local mustang shop.
thats me thinking on the consertivetive side.
i'm also gonn go get soe dyno pulls at a local mustang shop.
Joined: Mar 2000
Posts: 43,187
Likes: 45
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
Is that dual 3" exhaust pipes after the muffler?
No particular gain over single 3" or dual 2-1/2".
Otherwise, your system is very similar to mine, and it does/sounds just fine.
No particular gain over single 3" or dual 2-1/2".
Otherwise, your system is very similar to mine, and it does/sounds just fine.
Thread Starter
Supreme Member
Joined: Jan 2003
Posts: 1,053
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From: ny-lindy
Car: 1989 Iroc z hardtop
Engine: peanut LB9
Transmission: slopomatic TH700R4
that is going one 3" pipe into the spintech and dual 3" exits w/ 3" tailpipes i can't find 3" tailpipes. but i', looking and the mufler is a crossflow
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Thread Starter
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Joined: Jan 2003
Posts: 1,053
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From: ny-lindy
Car: 1989 Iroc z hardtop
Engine: peanut LB9
Transmission: slopomatic TH700R4
i'm doing the suspenion 1st
my rear blew up
so i'm getting a 4th gen for it.
so i'm gonna convert over to disk and new gears
also gonna do
hotchkis springs/KYB struts and shocks/spohn lca's and panhard rod/all new bushings on the car
for a grand total about 1300
my rear blew up
so i'm getting a 4th gen for it.

so i'm gonna convert over to disk and new gears
also gonna do
hotchkis springs/KYB struts and shocks/spohn lca's and panhard rod/all new bushings on the car
for a grand total about 1300
Thread Starter
Supreme Member
Joined: Jan 2003
Posts: 1,053
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From: ny-lindy
Car: 1989 Iroc z hardtop
Engine: peanut LB9
Transmission: slopomatic TH700R4
will do- once this is done- i'm getting a set of 4th gen z28 wheels and then i'll get 2 work on the exhaust
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From: The nation's capital
Car: 91 RS
Engine: 350 TBI
Transmission: 700R4
How much is all that going to cost? Usually when you buy something in parts like that, it generally cost more than just buying a premade system.
Thread Starter
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Joined: Jan 2003
Posts: 1,053
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From: ny-lindy
Car: 1989 Iroc z hardtop
Engine: peanut LB9
Transmission: slopomatic TH700R4
$350 for the headers-
$110 for the cat
$130 for the i pipe
$120 for the muffler
$? for the tail pipes
$110 for the cat
$130 for the i pipe
$120 for the muffler
$? for the tail pipes
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