TPI intake manifold
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Senior Member
Joined: Jul 1999
Posts: 784
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From: Sacramento, CA
Car: 89 Iroc
Engine: 383
Transmission: 700R4
Axle/Gears: 3.45
TPI intake manifold
I have an 89 Iroc TPI and forgot which years have the SAME intake manifold as mine from the factory. Thanks
Supreme Member
Joined: Oct 2000
Posts: 1,780
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From: Warner Robins, Ga
Car: 1991 Camaro Z28
Engine: 350 TPI
Transmission: 700R4
rockind78 is right, 87 and up is what you should look for. The only differences between lower intakes are the centerbolt vsm perimeter style heads.
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Joined: Jul 1999
Posts: 13,579
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From: Readsboro, VT
Car: 85 IROC-Z / 88 GTA
Engine: 403 LSx (Pending) / 355 Tuned Port
Transmission: T56 Magnum (Pending) / T5
Axle/Gears: 3.42 / ?
The cold start injector does not impact the base... only the runners and plenum.
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