OEM 2004 Chevrolet Corvette Spark Plug

2004 Chevrolet Corvette Parts Questions & Experts Answers

• Q: How to replace spark plugs on 2004 Chevrolet Corvette?

  A: You should begin the Spark Plug replacement process by undoing the fuel rail covers first then let the engine cool down to protect Cylinder Head threads. The Spark Plug recess demands cleaning in order to prevent contaminates from creating installation issues for new plugs and you can use thread chaser tools. Passage one calls for a wire Spark Plug disconnect followed by a 1 to 2 turn loose installation of the spark plugs. A brush or compressed air should be used to clean dust from the spark plugs. Remove them one at a time while placing them in labeled trays according to their cylinder numbers. The Spark Plug gap should be inspected followed by makenecessary adjustments until it reaches 1 1.016 mm which is 0.040 inches. When installing spark plugs into each cylinder you should hand-start them before tightening each to 20 n.m (15 lb ft) for new cylinder heads and 15 n.m (11 lb ft) for all successive installations. The installation process ends with placing back the Spark Plug Wires and fuel rail covers.