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are proms interchangeable?

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Old Aug 10, 2008 | 07:58 PM
  #1  
theMAGICALheat's Avatar
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Joined: Jul 2008
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From: Central Florida
Car: 96 Souped up Firebird, 89 KITT
Engine: 305
are proms interchangeable?

i have a 89 pontiac firebird formula with ws6 and 5.0 305 motor. the current prom number APYR3506 is in my car but just pulled an ecm and prom out of a 89 pontiac firebird trans am gta with APYU 3516. 1. which prom is right and 2. can i interchange these without having issues?

also did all 1989 gta's have 350 motor in them?
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Old Aug 11, 2008 | 12:22 PM
  #2  
jamon8's Avatar
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Joined: May 2005
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From: Southern IL
Car: 88 GTA "Cocaine"
Engine: 350 tpi
Transmission: 700r4
Axle/Gears: 3.27
Re: are proms interchangeable?

disconnect the battery and give them both a try

why not

but to answer the question

NO
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