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

Optispark review

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Old Oct 15, 2004 | 07:04 PM
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Default Optispark review

Out of curiosity last spring I spent a few days reading all of the optispark posts in my spare time. Whew!! I got the impression that the biggest problem is the original gasket or sealer between the cap and the base, and that sealing the two parts together properly minimizes trouble. True? I know the early versions had problems with venting, but I have the impression that it is not the primary problem.
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Old Oct 15, 2004 | 07:16 PM
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you have nailed one of the problems - the other is that the cap/rotor are prone to carbon tracing.

now, carbon tracing is accelorated by the presence of moisture.

Theoretically, if you eliminate moiture, you slow the carbon tracing. But it still occurs.
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Old Oct 17, 2004 | 01:18 PM
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Bogus,

Thanks for the input.

David
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Old Oct 17, 2004 | 01:25 PM
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One more thought...The high voltage arcing at the terminals from the rotor creates ozone. The ozone is a highly oxidizing gas that will destroy most of the parts inside the opti. That's why cross venting is valuble. - keeps it dry and removes the ozone.

This is one of those gases that is generated from regular old oxygen - O2 in the presence of a high energy source turns it into O3. Lightning, arc welding are the most common sources...
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Old Oct 18, 2004 | 12:55 AM
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Everything you ever wanted to know about the opti:

http://www.gmhightechperformance.com...htp_optispark/

My solution was:

http://www.dynotech-eng.com/dynaspark.htm
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Old Oct 18, 2004 | 09:36 AM
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Old Oct 18, 2004 | 11:10 AM
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[QUOTE=R94 LT 1]Everything you ever wanted to know about the opti:

http://www.gmhightechperformance.com...htp_optispark/

This should be required reading for all LTX people.
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