Depends on what year you have and what model Accord.
typically 1.1mm .043
But since you probably don't have a 0.043" feeler gauge, your 0.040" gauge will be fine.
Wow 0.043 never try 0.35 or if you are a smoker use match book cover=0.35
The spark plug gap for the 1994 Jeep Grand Cherokee 5.2L (318CID V8 is .035".
.034
1998 Jeep Cherokee 2WD 4.0L MFI 6cylThe Spark Plug Gap.035 (In thousandths of an inch)
with a spark plug #5224 the gap setting is .040
The spark plug gap for the 4.0 L engine is .35 inches.
.035
.035".
The manufacturer's recommended spark plug gap is .040".
.35 to .40
1991 Jeep Cherokee 2WD 4.0L MFI 6cylThe Spark Plug Gap.035 (In thousandths of an inch)
.035 inch
.035