Engine Specifications
Engine VIN Code Transmission Spark Plug Gap
VORTEC™ 4300 V6 W
Automatic
Manual
0.060 inches
(1.52 mm)
VORTEC™ 4800 V8 V
Automatic
Manual
0.040 inches
(1.01 mm)
VORTEC™ 5300 V8 Z Automatic
0.040 inches
(1.01 mm)
VORTEC™ 5300 V8 T Automatic
0.040 inches
(1.01 mm)
VORTEC™ 6000 V8 U
Automatic
Manual
0.040 inches
(1.01 mm)
VORTEC™ 6000 V8 N
Automatic
Manual
0.040 inches
(1.01 mm)
VORTEC™ 8100 V8 G
Automatic
Manual
0.060 inches
(1.52 mm)
5-139
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