C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Optispark o rings??

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Old 09-28-2017, 05:20 PM
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yd328
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Default Optispark o rings??

What is everyone using for replacements? What do they seal? 1995

Thanks Gary

Last edited by yd328; 09-28-2017 at 05:20 PM.
Old 09-28-2017, 05:31 PM
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2LZ
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I just did my opti on my '96 and from what I could figure, they keep the shaft centered in the cam. Not sure if they do anything else.



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