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88tbi swap to 90-92 sd tpi

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Old Nov 5, 2010 | 07:19 PM
  #1  
znate's Avatar
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From: KY
Car: 87 iroc
Engine: 305 tpi
Transmission: t5
Axle/Gears: 3.73 posi
88tbi swap to 90-92 sd tpi

hav a 88 camaro with 305 tbi and i bought a 90-92 305 tpi sd setup complete with wiring harness and computer will i hav any wiring isuses if i put it in i didnt get any of the vats system with the harness so will this be a problem any help please
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Old Jan 17, 2011 | 07:11 PM
  #2  
znate's Avatar
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From: KY
Car: 87 iroc
Engine: 305 tpi
Transmission: t5
Axle/Gears: 3.73 posi
Re: 88tbi swap to 90-92 sd tpi

ok so the swap is almost done motor is in the car fuel pump changed, i bought the vats bypass moduel and i'm still not getting any fuel got any suggestions
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Old Jan 17, 2011 | 07:14 PM
  #3  
vetteoz's Avatar
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: 88tbi swap to 90-92 sd tpi

Originally Posted by znate
i'm still not getting any fuel got any suggestions
Does the fuel pump run?
Have you got pressure at the fuel rail?
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Old Jan 18, 2011 | 10:39 AM
  #4  
Dyno Don's Avatar
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From: Orange, CA
Car: '90 Trans Am-12.45@110.71
Engine: 355 w/AFR 195's Elem. 400/430 HP/TQ
Transmission: Tremec T-56
Axle/Gears: 12 Bolt 3.73
Re: 88tbi swap to 90-92 sd tpi

Bolting a '90-'92 harness in an '88 won't work, pin locations are different.
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Old Jan 18, 2011 | 12:58 PM
  #5  
znate's Avatar
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Joined: Nov 2010
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From: KY
Car: 87 iroc
Engine: 305 tpi
Transmission: t5
Axle/Gears: 3.73 posi
Re: 88tbi swap to 90-92 sd tpi

i kno pins are different i repinned the c100. the c207 under the dash is a little different. can't find any diasgrams on the 207 for the 88 sure it can be done just need some help with the wiring if anyone has the diagrams i would sure appreciate some help the fuel pump comes on and getting fuel to the rail but i dont think the injectors are opening
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Old Jan 18, 2011 | 03:07 PM
  #6  
znate's Avatar
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Joined: Nov 2010
Posts: 113
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From: KY
Car: 87 iroc
Engine: 305 tpi
Transmission: t5
Axle/Gears: 3.73 posi
Re: 88tbi swap to 90-92 sd tpi

ok i just tested the injectors with 2 wires going to the battery i kno thats a bad thing but did it anyway and they do not click so i guess they are stuck closed.i hav another set of injector that i am going to put in they all click when the car is cranked hope this fixes it
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Old Jan 18, 2011 | 10:27 PM
  #7  
znate's Avatar
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From: KY
Car: 87 iroc
Engine: 305 tpi
Transmission: t5
Axle/Gears: 3.73 posi
Re: 88tbi swap to 90-92 sd tpi

well put the other injectors in and it fired right up now just have to get everything buttoned up.also have to order the vss with the manual cable so my speed odo works
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Old Jan 21, 2011 | 09:59 PM
  #8  
znate's Avatar
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Posts: 113
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From: KY
Car: 87 iroc
Engine: 305 tpi
Transmission: t5
Axle/Gears: 3.73 posi
Re: 88tbi swap to 90-92 sd tpi

well car is running now my oil gauge pegs out when the car starts and the volt meter isnt reading right should i rewire the altenator the way it was with the 88 tbi
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