LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Optispark

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Old Feb 27, 2003 | 06:34 PM
  #1  
Black6SpdTA's Avatar
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Optispark

What is Optispark?
Old Feb 27, 2003 | 06:36 PM
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turbo_Z's Avatar
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its the distributor used on an LT1
Old Feb 27, 2003 | 06:37 PM
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Blue89Bird's Avatar
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From: Marlton NJ
distributor on lt1.
92-94 got the unvented
95-97 got a vented

unvented have a tendency to fry when wet/damp.
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