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Junior Member
Joined: Jul 2006
Posts: 2
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From: nc
Car: pontiac fire bird
Engine: 305Ho
Transmission: 700R
Axle/Gears: 373POIS
Change OVER
I have a 1989 poniac firebird it has a 305 HO with a tbi i was going to a tpi i was need to no what all i will have to change and will it be worth it i have heard it would be a Horse power gane and i have heads off of a 1986 305 HO will the intake bolt up.
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Thread Starter
Junior Member
Joined: Jul 2006
Posts: 2
Likes: 0
From: nc
Car: pontiac fire bird
Engine: 305Ho
Transmission: 700R
Axle/Gears: 373POIS
I tryed to email you and i do not thank it went throw .I HAVE A GEAR DRIVE TIMING SET I HADE TO UNPLUG THE KNOCK SENSOR .WHEN I BUILT THE ENGINE I HADE PUT HEADS OFF OF A 1986 MODEL THE INTAKE WITH THE TBI THAT I HAVE NOW I HADE TO HAVE IT WORKED TO FIT THE CENTER BOLTS WOULD NOT LINE UP WILL I HAVE THIS TROUBLE WITH THE TPI INTAKE .I ALLSO HADE THE FAN WIRED TO COME ON WITH THE IGNITION.THE WIREING HARNESSTHAT I HAVE CAME OFF OF A 1985 TA WILL I HAVE ANY PROBLEMS WITH THAT. 
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