EGR install?
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Senior Member

Joined: Aug 1999
Posts: 618
Likes: 0
From: Central, NJ
Car: 1989 IROC-Z
Engine: 350 Vortech Supercharged ZZ4 TPI
Transmission: T56
Axle/Gears: 3.73
EGR install?
I am under the impression that if I hook an EGR up to a ZZ4 that it will pass NJ emissions becuase the ZZ4 heads are identical to L98 vette heads... therefore it is more or less trying to make an L98 vette with a ZZ4 cam pass emissions.
My quesiton is: Where do I get an EGR too hoookup with the ZZ4, and how does it get installed?
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***The driver formerly known as 89IROCZ***
1989 Chevrolet Camaro IROC-Z
350c.i. TPI, rebuilt 700R4 auto w/shift kit, Dual catalyst Monza PaceSetter Cat-Back (currently no muffler, sounds on webpage) 3.23 Posi rear, Hypertech chip, Under-Drive pulleys, AFPR, K&N's, moddified MAF, Alarm, Keyless entry, remote starter, 92 Z28 AeroWing, Brand New Paint (6/21/01)
Future: ZZ4 TPI w/EGR, T56, 3.42 or 3.73, Sphon SFC and LCA
1989 Chevrolet Celebrity Eurosport
2.8 MPFI, no mods
225,000 miles and still ticking!
More info, pictures and sounds (of the IROC) available on my webpage: http://go.to/iroc-z
AOL IMer: GPA 0point0
[This message has been edited by L98IROCZ89 (edited June 21, 2001).]
My quesiton is: Where do I get an EGR too hoookup with the ZZ4, and how does it get installed?
------------------
***The driver formerly known as 89IROCZ***
1989 Chevrolet Camaro IROC-Z
350c.i. TPI, rebuilt 700R4 auto w/shift kit, Dual catalyst Monza PaceSetter Cat-Back (currently no muffler, sounds on webpage) 3.23 Posi rear, Hypertech chip, Under-Drive pulleys, AFPR, K&N's, moddified MAF, Alarm, Keyless entry, remote starter, 92 Z28 AeroWing, Brand New Paint (6/21/01)
Future: ZZ4 TPI w/EGR, T56, 3.42 or 3.73, Sphon SFC and LCA
1989 Chevrolet Celebrity Eurosport
2.8 MPFI, no mods
225,000 miles and still ticking!
More info, pictures and sounds (of the IROC) available on my webpage: http://go.to/iroc-z
AOL IMer: GPA 0point0
[This message has been edited by L98IROCZ89 (edited June 21, 2001).]
Supreme Member
Joined: Jul 1999
Posts: 5,183
Likes: 42
From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
If the heads are the same as the Vette heads, you'll need to route the exhaust for EGR from the exhaust manifolds or headers, whichever you have.
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