The original A/C Delco plugs are hard to beat. Just get the right heat range for your application.
A/C delco
ACDelco R45S conventional spark plugs for an original ignition system.
It is important to gap the spark plugs of an engine. The spark plug gap measurement for this engine is 0.044 inches.
Spark plug gap is 0.060
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.
What engine and what year?
typical spark plug gap for this engine is 0.035 inch
The recommended spark plug gap on a 1996 Chevy C1500 with a V8-305 engine is .060"
The spark plug gap in your 1999 Chevrolet suburban is dependent upon the type of engine. The standard engine spark plug gap is .011.
chevy what? need engine size
The spark plug gap for your 1989 Chevy Celebrity 2.8 V6 is .045".
The spark plug gap for a 1986 Chevy Celebrity with the 2.5L 4 cyl engine is .060".