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What size is the stock LS1 throttle body ?

This is a discussion on What size is the stock LS1 throttle body ? within the Nitrous forums, part of the LSx Technical Help Section category; Is it 78mm ? I was looking at the HSW plate kit upgrade. But I don't know if that is ...

  1. #1
    Senior Member Danger731's Avatar
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    What size is the stock LS1 throttle body ?

    Is it 78mm ? I was looking at the HSW plate kit upgrade. But I don't know if that is the stock one or not.

  2. #2
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    mrr23's Avatar
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    black
    2014 camaro 2ss/rs

    75mm. the 78mm plate will work.
    Cold Air Intake, Muffler Delete, Vinci High Performance Dual Valve Springs, Hardened Pushrods, Yella Terra 1.85 Rockers, Some Hydropdipped Stuff, Strut Tower Brace, Some SS Badges

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    Senior Member Danger731's Avatar
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    thanx

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