Listed under the hood on a placard, and in the owners manual. When you buy the new plugs they come pre-gapped. But I would still check them. The auto parts store can also provide the gap.
Spark plug gap chevy ls blazer
the gap is 0.060 inches
the OE gap is 0.60 of a inch
06.0 on a 4cylinder 2wd s10
I have the "Haynes" maintenance book for Chevy S10's and it says for my 1995 (2.2L 4c engine) the spark plug gap needs to be 0.060 inch.My V6 1995 S10 (TBI) Label on radiator shroud says gap for plugs is .045.Answer 2For a1996 4.3L CPI (W) the spark plug gap is .045