Thread: Throttle body
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Old 08-08-2015, 10:35 AM   #5
Dwight Southerland
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Default Re: Throttle body

There are generally only two TBI sizes. One is a 1 11/16" bore that is used on 4.2, 5.0 and 5.7 engines and the other is a 2" bore used on 454 engines.


Sorry! I pulled the trigger to quickly. I thought you were talking about TBI engines.
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Last edited by Dwight Southerland; 08-08-2015 at 12:14 PM. Reason: Mistake
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