can a LT1 throttle body be used with a TPI injection setup?
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Supreme Member

Joined: Jun 2001
Posts: 9,550
Likes: 4
From: Charleston, SC
Car: 91 Camaro Vert
Engine: 02 LS1, HX40
Transmission: 2002 LS1 M6
can a LT1 throttle body be used with a TPI injection setup?
can a LT1 throttle body be used with a TPI injection setup?
since i dont hear too much about modding the LT1 intake for the TPI throttle body, i assume they bolt on the same...
i guess my question really is... can the LT1 TPS sensor be made to work with the TPI computer easily? like bolt on, the sensors give the same output or what?
since i dont hear too much about modding the LT1 intake for the TPI throttle body, i assume they bolt on the same...
i guess my question really is... can the LT1 TPS sensor be made to work with the TPI computer easily? like bolt on, the sensors give the same output or what?
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Joined: Feb 2000
Posts: 2,361
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From: Savannah, GA
Car: 1997 Jeep Wrangler
Engine: 4.0L
Transmission: 5 speed
Axle/Gears: 8.8 rear, 4.56 gears, 4:1 transfer
I do know. 
The LT1 TB will bolt right onto the TPI intake. You will have to use the TPS and IAC from the LT1 TB. Your TPI wiring harness connectors will need to changed to the LT1 type TPS and IAC sensor connectors. And finally you will have to change your throttle cable to the LT1 style and make a bracket for it.
Sounds like alot of work for nothing, the TB's are the same operationally. No performance increase will be had by changing......

The LT1 TB will bolt right onto the TPI intake. You will have to use the TPS and IAC from the LT1 TB. Your TPI wiring harness connectors will need to changed to the LT1 type TPS and IAC sensor connectors. And finally you will have to change your throttle cable to the LT1 style and make a bracket for it.
Sounds like alot of work for nothing, the TB's are the same operationally. No performance increase will be had by changing......
Thread Starter
Supreme Member

Joined: Jun 2001
Posts: 9,550
Likes: 4
From: Charleston, SC
Car: 91 Camaro Vert
Engine: 02 LS1, HX40
Transmission: 2002 LS1 M6
Originally posted by John Millican
I do know.
The LT1 TB will bolt right onto the TPI intake. You will have to use the TPS and IAC from the LT1 TB. Your TPI wiring harness connectors will need to changed to the LT1 type TPS and IAC sensor connectors. And finally you will have to change your throttle cable to the LT1 style and make a bracket for it.
Sounds like alot of work for nothing, the TB's are the same operationally. No performance increase will be had by changing......
I do know.

The LT1 TB will bolt right onto the TPI intake. You will have to use the TPS and IAC from the LT1 TB. Your TPI wiring harness connectors will need to changed to the LT1 type TPS and IAC sensor connectors. And finally you will have to change your throttle cable to the LT1 style and make a bracket for it.
Sounds like alot of work for nothing, the TB's are the same operationally. No performance increase will be had by changing......
sweet... thanks.
since im building my own intake ( and using a LT1 one if i cant build it) and converting to TPI from TBI, its just easier for me to get everything from a LT1 car...
thank you.
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GOTTA GO AND GET ONE NOW

