Spark Plug Gap for 92 4.3 CPI

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Sep 28, 2006 | 12:25 AM

USMaverick101

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Spark Plug Gap for 92 4.3 CPI

Does anyone know the spark plug gap for a 92 blazer 4.3 CPI Vin: W ?
the ac delco spark plug is standard set to .035, but i hear the gapping is supposed to be .045 and im getting confused

Sep 28, 2006 | 12:42 AM

rabbit0102030

Joined: Sep 2006

Posts: 1,216

From: GdUp, TEXAS

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RE: Spark Plug Gap for 92 4.3 CPI

It's 0.035. I know it's confusing I had a '94 same engine and it was 0.045, my friends '92 same engine was 0.035. I haven't a clue why that is, but if you check under your hood on your engine info sticker it will tell you 0.035. You can double check here:

http://img95.imageshack.us/my.php?im...012a5cb7tu.gif