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Home >> GMC >> 1992 >> Yukon V8-350 5.7L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Specifications

Spark Plug: Specifications

SPARK PLUG TYPE UPDATED BY TSB # 88-T-64

Spark Plug Gap 0.90 mm (0.035 inches)

Spark Plug Torque 20 Nm (15 lb. ft.)

Spark Plug Type AC R43TS

NOTE: Check the gap specifications given on the Emissions Control Label. If the gap is different from what is listed here, use the information on the label.