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Do I need a new TPS for speed density?

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Old 05-05-2014, 08:26 AM
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Car: 85 Iroc-Z
Engine: 383 TPI Procharger D1SC
Transmission: TKO600
Axle/Gears: Strange S60 3.73
Do I need a new TPS for speed density?

I am swapping my car over to speed density. I saw a listing for throttle position sensors being different for the 90-92 cars. Will my old tps from my MAF set up work with the speed density system, or do I have to change it for the other style?
Old 05-05-2014, 08:46 AM
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Car: 88 IROC-Z
Engine: GEN 4 LY6 (going forged 408)
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Axle/Gears: 7.5" 3.42 (staying...)
Re: Do I need a new TPS for speed density?

(subbed)
(thinking of converting to the later style myself)
Old 05-05-2014, 09:20 AM
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Car: 89 Iroc-z
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Re: Do I need a new TPS for speed density?

If you keep old maf throttlebody and have map sensor tapped off plenum thru a vacuum line somewhere then no you do not need a new tps.
Old 05-05-2014, 09:53 AM
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Car: 85 Iroc-Z
Engine: 383 TPI Procharger D1SC
Transmission: TKO600
Axle/Gears: Strange S60 3.73
Re: Do I need a new TPS for speed density?

I am keeping the old throttle body and did install a barb for the map sensor, so I should be good then. Thanks
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