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ENGINE MECHANICAL SPECIFICATIONS Water Inlet Housing Bolts 15 N.m 11 lb ft Water Pump Bolts - First Pass 15 N.m 11 lb ft Water Pump Bolts - Final Pass 30 N.m 22 lb ft Application Specification Metric English General Engine Type V8 Displacement 6.2L 376 CID RPO L92 VIN 8 Bore 103.241-103.259 mm 4.065-4.065 in Stroke 92.0 mm 3.622 in Compression Ratio 10.5:1 Firing Order 1-8-7-2-6-5-4-3 Spark Plug Gap 1.02 mm 0.04 in Block Camshaft Bearing Bore 1 and 5 Diameter 59.58-59.63 mm 2.345-2.347 in Camshaft Bearing Bore 2 and 4 Diameter 59.08-59.13 mm 2.325-2.327 in Camshaft Bearing Bore 3 Diameter 58.58-58.63 mm 2.306-2.308 in Crankshaft Main Bearing Bore Diameter 69.871-69.889 mm 2.75-2.751 in Crankshaft Main Bearing Bore Out-of-Round 0.006 mm 0.0002 in Cylinder Bore Diameter 103.241-103.259 mm 4.065-4.065 in Cylinder Head Deck Height - Measuring from 234.57-234.82 mm 9.235-9.245 in Cylinder Head Deck Surface Flatness - 0.11 mm 0.004 in Cylinder Head Deck Surface Flatness - 0.22 mm 0.008 in
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
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