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89 Tpi ecu and 91 tbi ecu question

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Old Dec 9, 2010 | 09:42 AM
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Joined: Jan 2010
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From: Pasadena, TX
Car: 1991 Formula
Engine: 350TBI
Transmission: 700r4
Axle/Gears: 2.73
89 Tpi ecu and 91 tbi ecu question

Ok I know that 90-92 Tpi cars have a ecu for three connectors.
How many does a 89 Tpi ecu have and how many does a 91 tbi have?

I got plans on a Tpi set up but I don't wanna replace my dash harness
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