LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 1998 >> Corvette V8-5.7L VIN G >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Service and Repair >> Spark Plug Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Spark Plug Replacement




REMOVAL PROCEDURE
1. Remove the beauty covers.
2. Remove the spark plug wires.
3. Loosen each spark plug one or two turns.
4. Brush or use compressed air to remove any dirt around the spark plugs.
5. Remove the spark plugs one at a time and place each plug in a tray marked with the corresponding cylinder numbers.

INSTALLATION PROCEDURE
1. Inspect each spark plug gap. Adjust each plug as needed.

Specification
Spark plug gap: 1.524 mm (0.060 in).

2. Hand start the spark plugs in the corresponding cylinders.

NOTE: Refer to Fastener Notice in Cautions and Notices.

3. Tighten the spark plugs.

Tighten
Tighten the spark plugs to 15 N.m (11 lb ft).

4. Install the spark plug wires.
5. Install the beauty covers.