Hummer H1 (2006+). Manual — part 37
2-54
Engine
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Camshaft End Play - Service Limit
• 0.2þmm
• 0.0079þin
Camshaft Journal Diameter - Service Limit
• 60.92þmm
• 2.3984þin
Camshaft Journal Diameter - Production Value
• 60.932-60.962þmm
• 2.3990-2.4001þin
Camshaft Lobe Lift - Exhaust - Production Value
• 5.907þmm
• 0.2326þin
Camshaft Lobe Lift - Intake - Production Value
• 7.273þmm
• 0.2863þin
Camshaft Runout - Service Limit
• 0.05þmm
• 0.0020þin
Cooling System
Capacity @ Engine RPM
• 270þL/min @ 3172þRPM
Thermostat Full Open Temperature
• 110þdegreesþC
• 230þdegreesþF
Turbocharger Coolant Bypass Valve
• 60þdegreesþC
• 140þdegreesþF
Connecting Rod
Connecting Rod Bearing Clearance - Service Limit
• 0.10þmm
• 0.0039þin
Connecting Rod Bearing Clearance - Production Value
• 0.036-0.077þmm
• 0.0014-0.0030þin
Connecting Rod Bore Diameter - Bearing End - Production Value
• 62.958-62.979þmm
• 2.4789-2.4795þin
10-1-08
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Engine 2-55
5745804
Connecting Rod Bore Diameter - Pin End - Service Limit
• 34.53þmm
• 1.3594þin
Connecting Rod Bore Diameter - Pin End - Production Value
• 34.512-34.522þmm
• 1.3587-1.3591þin
Connecting Rod Length
• 163.0þmm
• 6.42þin
Connecting Rod Side Clearance - Service Limit
• 0.54þmm
• 0.0213þin
Connecting Rod Side Clearance - Production Value
• 0.31-0.49þmm
• 0.0122-0.0193þin
Crankshaft
Connecting Rod Journal Diameter - Service Limit
• 62.88þmm
• 2.4756þin
Connecting Rod Journal Diameter - Production Value
• 62.902-62.922þmm
• 2.4764-2.4772þin
Crankshaft End Play - Service Limit
• 0.54þmm
• 0.0213þin
Crankshaft End Play - Production Value
• 0.04-0.205þmm
• 0.0016-0.0081þin
Crankshaft Main Bearing Clearance - Service Limit
• 0.014þmm
• 0.0055þin
Crankshaft Main Bearing Clearance - Production Value
• 0.039-0.070þmm
• 0.0015-0.0028þin
Crankshaft Main Journal Diameter - Service Limit
• 79.89þmm
• 3.1453þin
10-1-08
2-56
Engine
______________________________________________________________________
Crankshaft Main Journal Diameter - Production Value
• 79.905-79.925þmm
• 3.1459-3.1466þin
Crankshaft Runout - Service Limit
• 0.44þmm
• 0.0173þin
Crankshaft Runout - Production Value
• 0.05þmm
• 0.0020þin
Cylinder Head
Surface Flatness - Block Deck - Service Limit
• 0.2þmm
• 0.0079þin
Surface Flatness - Block Deck - Production Value
• 0.075þmm
• 0.0030þin
Surface Flatness - Exhaust Manifold Deck - Production Value
• 0.1þmm
• 0.0039þin
Surface Flatness - Intake Manifold Deck - Production Value
• 0.1þmm
• 0.0039þin
Exhaust Manifold
Surface Flatness- Production Value
• 0.3þmm
• 0.0118þin
Intake Manifold
Surface Flatness - Production Value
• 0.3þmm
• 0.0118þin
Lubrication System
Oil Capacity - with Filter
• 12.25þqt
• 11.6þL
Oil Capacity - without Filter
• 10.5þqt
• 9.9þL
10-1-08
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Engine 2-57
5745804
Oil Pressure - Minimum- Hot - at idle
• 8þKPa
• 14þpsi
Oil Pressure - Minimum - 1800þRPM
• 294þKPa
• 42þpsi
Oil Relief Valve Opening Pressure
• 441þKPa
• 64þpsi
Piston Cooling Jet Valve Opening Pressure
• 196þKPa
• 29þpsi
Oil Pump
Gear Shaft Outside Diameter - Drive - Service Limit
• 19.86þmm
• 0.7819þin
Gear Shaft Outside Diameter - Drive - Production Value
• 19.947-19.960þmm
• 0.7853-0.7858þin
Gear Shaft Outside Diameter - Driven - Service Limit
• 19.86þmm
• 0.7819þin
Gear Shaft Outside Diameter - Driven - Production Value
• 19.947-19.960þmm
• 0.7853-0.7858þin
Gear Shaft-to-Bushing - Service Limit Clearance
• 0.14þmm
• 0.0055þin
Gear-to-Cover Clearance - Drive/Driven - Service Limit
• 0.109þmm
• 0.0043þin
Gear-to-Cover Clearance - Drive/Driven - Production Value
• 0.064-0.109þmm
• 0.0025-0.0043þin
Gear-to-Housing Clearance - Drive/Driven - Service Limit
• 0.22þmm
• 0.0087þin
10-1-08
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