the gap is .045 for a 3.1L actually it should be .060 but you can also check either under the hood lip or on the front clip covers...there should be a sticker that tells the gap size.
.045
.54 Gap
The gap for the 3L is .032
Gap is .035
0.035
The Spark Plug Gap.035 (In thousandths of an inch)
.044 1993-1995
maybe 35
What is the sparkplug gap for 93 bmw 325i
.035
2003 es300 lexus
I believe it is 45