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

OPTI testing

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Old May 5, 2011 | 09:27 PM
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C4Mark58's Avatar
C4Mark58
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From: Oklahoma City OK
Default OPTI testing

Is there a way to test the optispark off the engine. I pulled mine and found the 6,8 and 1 electrodes pitted and corroded and it has been arcing inside the cap as well. No visible signs of water intrusion. Don't want to reinstall if it could be bad. Help!!
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Old May 6, 2011 | 04:57 AM
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TWISTERUP
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If you had a scope and a way to spin the dist you could see the high/low resolution signals from the opti. However if all you had before you removed the opti were miss fires and rough running and you checked for codes and had none--I'd replace cap,rotor and the seal betwen the cap and dist housing and reuse the opti.

Last edited by TWISTERUP; May 6, 2011 at 05:00 AM.
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