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tpi throttle body

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Old Aug 12, 2007 | 10:07 AM
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iroc383tpi's Avatar
iroc383tpi
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tpi throttle body
what size is the stock throttle body on a tuned port injection?
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Old Aug 13, 2007 | 12:31 PM
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formula_novice
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From: St. Louis, Missouri
Car: 1989 Firebird Formula
Engine: 383 Stealth Ram
Transmission: 700R4
Axle/Gears: 3.73 9 bolt Posi
Re: tpi throttle body
48mm
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Old Aug 13, 2007 | 12:37 PM
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tenpin842
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From: Michigan
Car: 1987 Trans Am
Engine: 5.0L TPI
Transmission: 700R4
Axle/Gears: Richmond 3.73
Re: tpi throttle body
Originally Posted by formula_novice
48mm
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