The proper gap is .035
Spark plug gap is 0.060
0.040
Depends on your engine: 1.0 liter 3-cylinder = 3 spark plugs, 1.3 liter 4-cylinder = 4 spark plugs
.035
Mine is out of a 02 Tahoe it is 0.060 in
0n a 2007 it it 0.44
AC CR43TS
0.035
The 1989 Chevrolet 350 cubic inch engine spark plug gap is dependent upon the engine application. The most common spark plug gap for the Chevy 350 engine is .027.
The spark plug gap for a 1994 full size Chevy Blazer with a 5.7 liter engine is .045 inches. This is equal to 1.1 mm.
0.035"
Remove the spark plug wires from your 1997 Chevy Express 5.7 liter engine spark plugs. Remove the spark plugs with a 5/8 deep well socket, by turning the socket to the left. Reverse the process to install the new spark plugs.