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GMC Truck
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1997
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S15/T15 Sonoma P/U 4WD V6-4.3L VIN X
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Specifications
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Engine Configuration Specifications
Engine Configuration Specifications
Bore
101.60 mm (4.000 inch)
Stroke
88.39 mm (3.480 inch)
Compression Ratio
9.2:1
Spark Plug
Gap
1.24 mm (0.060 inch)