Rebuild Your TBI Only

1987-1989305 CID 5.0 Liter

The General Motors Rochester Throttle Body Injection (TBI) is OEM original equipment. Each TBI comes complete with a new aluminum oxide finish, rebuilt injectors, new throttle position sensor, new air control valve, and new throttle body bushings. Every rebuilt TBI is Flow Bench tested and calibrated from high speed operation to idle making it ready for easy installation.

To ensure the same OEM Throttle Body Injection (TBI) rebuild for your vehicle please enter all the required information about your TBI and vehicle in the text boxes below and then click the PayPal icon to place your order. Then call 1-800-250-8746 to get a return merchandise authorization (RMA) code for sending in your TBI for rebuilding.

Please Provide the Following Information:
* Required fields

Location of TBI Number
This number off YOUR TBI ensures you will receive the correct OEM rebuild

Common Number


Click picture for close up view The yellow circle shows the location of your TBI number. Please list your TBI number to ensure you will receive the correct OEM rebuild.
*TBI Number:
Verification of Vacuum Line Configuration


The yellow circle below shows the vacuum tube configuration for the
3 Tubes Left

Click picture for close up view
*Vacuum Tube Configuration:
Linkage Configuration
The picture below shows the linkage configuration for the T8-140L. You will be replace your linkage stud from your old TBI.
Click picture for close up view
*Linkage Type:
*Vehicle Year:
*Vehicle Make/Model:
*Engine Size:
Additional Comments:
If your TBI has missing or broken injectors or core damage, please list damages in this box.
*Where did you find us?:
*Carburetor Base Gasket?:
*I have read, understand and accept the TBI Rebuild Policy:
I Accept TBI Rebuild Policy

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