Application
| Metric
| English
|
General Data
|
| V8
|
| 5.3L
| 325 CID
|
| 96.000-96.018 mm
| 3.779-3.78 in
|
| 92.0 mm
| 3.622 in
|
| 9.45:1
|
| 1-8-7-2-6-5-4-3
|
| 1.524 mm
| 0.06 in
|
Lubrication System
|
- Oil Capacity (without Oil Filter Change)
| 4.73 Liters
| 5.0 Quarts
|
- Oil Capacity (with Oil Filter Change)
| 5.68 Liters
| 6.0 Quarts
|
- Oil Pressure (Minimum--Hot)
| 41 kPa at 1,000 engine RPM
124 kPa at 2,000 engine RPM
165 kPa at 4,000 engine RPM
| 6 psig at 1,000 engine RPM
18 psig at 2,000 engine RPM
24 psig at 4,000 engine RPM
|
| 5W-30
|
Camshaft
|
| 0.025-0.305 mm
| 0.001-0.012 in
|
- Camshaft Journal Diameter
| 54.99-55.04 mm
| 2.164-2.166 in
|
- Camshaft Bearing Diameter
| 55.063-55.088 mm
| 2.1678-2.1688 in
|
- Camshaft Journal-to-Bearing Clearance
| 0.023-0.098 mm
| 0.0009-0.0038 in
|
- Camshaft Journal Diameter Out-of-Round
| 0.025 mm
| 0.001 in
|
- Camshaft Lobe Lift (Intake)
| 6.82 mm
| 0.268 in
|
- Camshaft Lobe Lift (Exhaust)
| 6.96 mm
| 0.274 in
|
- Camshaft Runout (Measured at the Intermediate Journals)
| 0.05 mm
| 0.002 in
|
Connecting Rod
|
- Connecting Rod Bearing Bore Diameter
| 56.505-56.525 mm
| 2.224-2.225 in
|
- Connecting Rod Bearing Bore Out-of-Round
| 0.004-0.008 mm
| 0.00015-0.0003 in
|
- Connecting Rod Bearing Clearance (Production)
| 0.023-0.065 mm
| 0.0009-0.0025 in
|
- Connecting Rod Bearing Clearance (Service Limit)
| 0.023-0.076 mm
| 0.0009-0.003 in
|
- Connecting Rod Side Clearance
| 0.11-0.51 mm
| 0.00433-0.02 in
|
Crankshaft
|
- Crankshaft Bearing Clearance (Production)
| 0.020-0.052 mm
| 0.0008-0.0021 in
|
- Crankshaft Bearing Clearance (Service)
| 0.020-0.065 mm
| 0.0008-0.0025 in
|
- Crankshaft Connecting Rod Journal Diameter (Production)
| 53.318-53.338 mm
| 2.099-2.1 in
|
- Crankshaft Connecting Rod Journal Diameter (Service Limit)
| 53.308 mm (Minimum)
| 2.0987 in (Minimum)
|
- Crankshaft Connecting Rod Journal Taper (Production)
| 0.005 mm (Maximum for one half of the Journal Length)
| 0.0002 in (Maximum for one half of the Journal Length)
|
- Crankshaft Connecting Rod Journal Taper (Service Limit)
| 0.02 mm (Maximum)
| 0.00078 in (Maximum)
|
- Crankshaft Connecting Rod Journal Out-of-Round (Production)
| 0.005 mm
| 0.0002 in
|
- Crankshaft Connecting Rod Journal Out-of-Round (Service Limit)
| 0.01 mm
| 0.0004 in
|
| 0.04-0.2 mm
| 0.0015-0.0078 in
|
- Crankshaft Main Journal Diameter (Production)
| 64.993-65.007 mm
| 2.558-2.5593 in
|
- Crankshaft Main Journal Diameter (Service Limit)
| 64.993 mm
| 2.558 in
|
- Crankshaft Main Journal Out-of-Round (Production)
| 0.003 mm
| 0.0001 in
|
- Crankshaft Main Journal Out-of-Round (Service Limit)
| 0.008 mm
| 0.0003 in
|
- Crankshaft Main Journal Taper (Production)
| 0.01 mm
| 0.0004 in
|
- Crankshaft Main Journal Taper (Service Limit)
| 0.02 mm
| 0.00078 in
|
- Crankshaft Reluctor Ring Runout (Measured 1.0 mm (0.04 in) Below the Tooth Diameter)
| 0.7 mm (Maximum)
| 0.028 in (Maximum)
|
- Crankshaft Runout (at Rear Flange)
| 0.05 mm (Maximum)
| 0.002 in (Maximum)
|
- Crankshaft Thrust Wall Runout
| 0.025 mm
| 0.001 in
|
- Crankshaft Thrust Wall Width (Production)
| 26.14-26.32 mm
| 1.029-1.0315 in
|
- Crankshaft Thrust Wall Width (Service)
| 26.2 mm (Maximum)
| 1.0315 in (Maximum)
|
Cylinder Bore
|
- Cylinder Bore Diameter (Production)
| 96.0-96.018 mm
| 3.779-3.78 in
|
Cylinder Head
|
- Cylinder Head Engine Block Deck Flatness (Measured within a 156 mm (6.1 in) area)
| 0.08 mm
| 0.003 in
|
- Cylinder Head Engine Block Deck Flatness (Measuring the Overall Length of the Cylinder Head)
| 0.1 mm
| 0.004 in
|
- Cylinder Head Exhaust Manifold Deck Flatness
| 0.13 mm
| 0.005 in
|
- Cylinder Head Height (Measured from the Head Deck to the Valve Rocker Arm Cover Seal Surface)
| 120.2 mm
| 4.732 in
|
- Cylinder Head Intake Manifold Deck Flatness
| 0.08 mm
| 0.003 in
|
Engine Block
|
- Camshaft Bearing Bore 1 and 5 Diameter
| 59.12-59.17 mm
| 2.327-2.329 in
|
- Camshaft Bearing Bore 2 and 4 Diameter
| 58.87-58.92 mm
| 2.317-2.319 in
|
- Camshaft Bearing Bore 3 Diameter
| 58.62-58.67 mm
| 2.307-2.309 in
|
- Engine Block Cylinder Head Deck Surface Flatness (Measured within a 156 mm (6.1 in) area)
| 0.11 mm
| 0.004 in
|
- Engine Block Cylinder Head Deck Surface Flatness (Measuring the Overall Length of the Block Deck)
| 0.22 mm
| 0.008 in
|
- Engine Block Cylinder Head Deck Height (Measuring from the Centerline of Crankshaft to the Deck Face)
| 234.57-234.82 mm
| 9.235-9.245 in
|
- Main Bearing Bore Diameter (Production)
| 69.871-69.889 mm
| 2.750-2.751 in
|
- Main Bearing Bore Diameter Out-of-Round
| 0.006 mm
| 0.0002 in
|
- Valve Lifter Bore Diameter (Production)
| 21.417-21.443 mm
| 0.843-0.844 in
|
Intake Manifold
|
- Intake Manifold Cylinder Head Deck Flatness (Measured within a 200 mm (7.87 in) Area that Includes Two Runner Port Openings)
| 0.3 mm
| 0.118 in
|
Oil Pan and Front/Rear Cover Alignment
|
- Oil Pan to Rear of Engine Block Alignment (at Transmission Bellhousing Mounting Surface)
| 0.0-0.25 mm (Maximum)
| 0.0-0.01 in (Maximum)
|
- Front Cover Alignment (at Oil Pan Surface)
| 0.0-0.5 mm
| 0.0-0.02 in
|
- Rear Cover Alignment (at Oil Pan Surface)
| 0.0-0.5 mm
| 0.0-0.02 in
|
Piston
|
- Piston - Piston Diameter - Measured Over Skirt Coating
| 96.002-96.036 mm
| 3.779-3.78 in
|
- Piston - Piston-to-Bore Clearance - Production
| -0.036 to +0.016 mm
| -0.0014 to +0.0006 in
|
- Piston - Piston-to-Bore Clearance - Service Limit with Skirt Coating Worn Off
| 0.07 mm
| 0.0028 in
|
Piston Pin
|
- Piston Pin Clearance to Piston Bore (Production)
| 0.007-0.020 mm
| 0.00027-0.00078 in
|
- Piston Pin Clearance to Piston Bore (Service Limit)
| 0.007-0.021 mm (Maximum)
| 0.00027-0.00082 in (Maximum)
|
| 23.997-24.0 mm
| 0.9447-0.9448 in
|
- Piston Pin Fit in Connecting Rod
| 0.020-0.043 mm (Interference)
| 0.00078-0.00169 in (Interference)
|
Piston Rings
|
- Piston Compression Ring End Gap (Production--Top) (Measured in Cylinder Bore)
| 0.23-0.44 mm
| 0.009-0.017 in
|
- Piston Compression Ring End Gap (Production--2nd) (Measured in Cylinder Bore)
| 0.44-0.70 mm
| 0.0173-0.0275 in
|
- Piston Oil Ring End Gap (Production) (Measured in Cylinder Bore)
| 0.18-0.75 mm
| 0.007-0.0295 in
|
- Piston Compression Ring End Gap (Service--Top) (Measured in Cylinder Bore)
| 0.23-0.50 mm (Maximum)
| 0.009-0.02 in (Maximum)
|
- Piston Compression Ring End Gap (Service--2nd) (Measured in Cylinder Bore)
| 0.44-0.76 mm (Maximum)
| 0.0173-0.03 in (Maximum)
|
- Piston Oil Ring End Gap-Service Limit (Measured in Cylinder Bore)
| 0.18-0.81 mm (Maximum)
| 0.007-0.032 in (Maximum)
|
- Piston Compression Ring Groove Clearance (Production--Top)
| 0.04-0.085 mm
| 0.00157-0.003346 in
|
- Piston Compression Ring Groove Clearance (Production--2nd)
| 0.04-0.078 mm
| 0.00157-0.0031 in
|
- Piston Oil Ring Groove Clearance (Production)
| 0.012-0.20 mm
| 0.0005-0.0078 in
|
- Piston Compression Ring Groove Clearance (Service--Top)
| 0.04-0.085 mm (Maximum)
| 0.00157-0.003346 in (Maximum)
|
- Piston Compression Ring Groove Clearance (Service--2nd)
| 0.04-0.078 mm (Maximum)
| 0.00157-0.0031 in (Maximum)
|
- Piston Oil Ring Groove Clearance (Service Limit)
| 0.012-0.20 mm (Maximum)
| 0.0005-0.0078 in (Maximum)
|
Valve System
|
| 45 degrees
|
- Valve Guide Installed Height (Measured from the Cylinder Head Spring Seat Surface to the Top of the Valve Guide)
| 17.32 mm
| 0.682 in
|
| Net Lash - No Adjustment
|
| 11.85 mm
| 0.466 in
|
| 11.6 mm
| 0.457 in
|
| Hydraulic Roller
|
| 1.25 mm
| 0.05 in
|
| 1.70:1
|
| 46 degrees
|
| 0.05 mm (Maximum)
| 0.002 in (Maximum)
|
- Valve Seat Width (Exhaust)
| 1.78 mm
| 0.07 in
|
- Valve Seat Width (Intake)
| 1.02 mm
| 0.04 in
|
| 52.9 mm
| 2.08 in
|
- Valve Spring Installed Height (Exhaust)
| 45.75 mm
| 1.8 in
|
- Valve Spring Installed Height (Intake)
| 45.75 mm
| 1.8 in
|
- Valve Spring Pressure (Closed)
| 340 N at 45.75 mm
| 76 lb at 1.8 in
|
- Valve Spring Pressure (Open)
| 980 N at 33.55 mm
| 220 lb at 1.32 in
|
- Valve Stem Clearance (Production--Exhaust)
| 0.025-0.066 mm
| 0.001-0.0026 in
|
- Valve Stem Clearance (Production--Intake)
| 0.025-0.066 mm
| 0.001-0.0026 in
|
- Valve Stem Clearance (Service--Exhaust)
| 0.093 mm (Maximum)
| 0.0037 in (Maximum)
|
- Valve Stem Clearance (Service--Intake)
| 0.093 mm (Maximum)
| 0.0037 in (Maximum)
|
- Valve Stem Diameter (Production)
| 7.955-7.976 mm
| 0.3132-0.314 in
|
- Valve Stem Diameter (Service)
| 7.95 mm (Minimum)
| 0.313 in (Minimum)
|
- Valve Stem Oil Seal Installed Height (Measured from the Valve Spring Shim to Top Edge of Seal Body - First Design Seal)
| 18.1-19.1 mm
| 0.712-0.752 in
|
Application
| Metric
| English
|
General Data
|
| V8
|
| 6.0L
| 364 CID
|
| 101.618-101.636 mm
| 4.0007-4.0014 in
|
| 92.0 mm
| 3.622 in
|
- Compression Ratio - LQ4 VIN U
| 9.40:1
|
- Compression Ratio - LQ9 VIN N
| 10.0:1
|
| 1-8-7-2-6-5-4-3
|
| 1.524 mm
| 0.06 in
|
Lubrication System
|
- Oil Capacity (without Oil Filter Change)
| 4.73 Liters
| 5.0 Quarts
|
- Oil Capacity (with Oil Filter Change)
| 5.68 Liters
| 6.0 Quarts
|
- Oil Pressure (Minimum--Hot)
| 41 kPa at 1,000 engine RPM
124 kPa at 2,000 engine RPM
165 kPa at 4,000 engine RPM
| 6 psig at 1,000 engine RPM
18 psig at 2,000 engine RPM
24 psig at 4,000 engine RPM
|
| 5W-30
|
Camshaft
|
| 0.025-0.305 mm
| 0.001-0.012 in
|
- Camshaft Journal Diameter
| 54.99-55.04 mm
| 2.164-2.166 in
|
- Camshaft Bearing Diameter
| 55.063-55.088 mm
| 2.1678-2.1688 in
|
- Camshaft Journal-to-Bearing Clearance
| 0.023-0.098 mm
| 0.0009-0.0038 in
|
- Camshaft Journal Diameter Out-of-Round
| 0.025 mm
| 0.001 in
|
- Camshaft Lobe Lift (Intake)
| 6.96 mm
| 0.274 in
|
- Camshaft Lobe Lift (Exhaust)
| 7.13 mm
| 0.281 in
|
- Camshaft Runout (Measured at the Intermediate Journals)
| 0.05 mm
| 0.002 in
|
Connecting Rod
|
- Connecting Rod Bearing Bore Diameter
| 56.505-56.525 mm
| 2.224-2.225 in
|
- Connecting Rod Bearing Bore Out-of-Round - LQ4
| 0.004-0.008 mm
| 0.00015-0.0003 in
|
- Connecting Rod Bearing Bore Out-of-Round - LQ9
| 0.006 mm
| 0.00023 in
|
- Connecting Rod Bearing Clearance (Production)
| 0.023-0.065 mm
| 0.0009-0.0025 in
|
- Connecting Rod Bearing Clearance (Service Limit)
| 0.023-0.076 mm
| 0.0009-0.003 in
|
- Connecting Rod Side Clearance
| 0.11-0.51 mm
| 0.00433-0.02 in
|
Crankshaft
|
- Crankshaft Bearing Clearance (Production)
| 0.020-0.052 mm
| 0.0008-0.0021 in
|
- Crankshaft Bearing Clearance (Service)
| 0.020-0.065 mm
| 0.0008-0.0025 in
|
- Crankshaft Connecting Rod Journal Diameter (Production)
| 53.318-53.338 mm
| 2.099-2.1 in
|
- Crankshaft Connecting Rod Journal Diameter (Service Limit)
| 53.308 mm (Minimum)
| 2.0987 in (Minimum)
|
- Crankshaft Connecting Rod Journal Taper (Production)
| 0.005 mm (Maximum for one half of the Journal Length)
| 0.0002 in (Maximum for one half of the Journal Length)
|
- Crankshaft Connecting Rod Journal Taper (Service Limit)
| 0.02 mm (Maximum)
| 0.00078 in (Maximum)
|
- Crankshaft Connecting Rod Journal Out-of-Round (Production)
| 0.005 mm
| 0.0002 in
|
- Crankshaft Connecting Rod Journal Out-of-Round (Service Limit)
| 0.01 mm
| 0.0004 in
|
| 0.04-0.2 mm
| 0.0015-0.0078 in
|
- Crankshaft Main Journal Diameter (Production)
| 64.993-65.007 mm
| 2.558-2.5593 in
|
- Crankshaft Main Journal Diameter (Service Limit)
| 64.993 mm
| 2.558 in
|
- Crankshaft Main Journal Out-of-Round (Production)
| 0.003 mm
| 0.0001 in
|
- Crankshaft Main Journal Out of Round (Service Limit)
| 0.008 mm
| 0.0003 in
|
- Crankshaft Main Journal Taper (Production)
| 0.01 mm
| 0.0004 in
|
- Crankshaft Main Journal Taper (Service Limit)
| 0.02 mm
| 0.00078 in
|
- Crankshaft Reluctor Ring Runout (Measured 1.0 mm (0.04 in) Below the Tooth Diameter)
| 0.7 mm (Maximum)
| 0.028 in (Maximum)
|
- Crankshaft Runout (at Rear Flange)
| 0.05 mm (Maximum)
| 0.02 in (Maximum)
|
- Crankshaft Thrust Wall Runout
| 0.025 mm
| 0.001 in
|
- Crankshaft Thrust Wall Width (Production)
| 26.14-26.22 mm
| 1.029-1.0315 in
|
- Crankshaft Thrust Wall Width (Service)
| 26.2 mm (Maximum)
| 1.0315 in (Maximum)
|
Cylinder Bore
|
- Cylinder Bore Diameter (Production)
| 101.618-101.636 mm
| 4.0007-4.0014 in
|
Cylinder Head
|
- Cylinder Head Engine Block Deck Flatness (Measured within a 156 mm (6.1 in) area)
| 0.08 mm
| 0.003 in
|
- Cylinder Head Engine Block Deck Flatness (Measuring the Overall Length of the Cylinder Head)
| 0.1 mm
| 0.004 in
|
- Cylinder Head Exhaust Manifold Deck Flatness
| 0.13 mm
| 0.005 in
|
- Cylinder Head Height (Measured from the Head Deck to the Valve Rocker Arm Cover Seal Surface)
| 120.2 mm (Minimum)
| 4.732 in (Minimum)
|
- Cylinder Head Intake Manifold Deck Flatness
| 0.08 mm
| 0.003 in
|
Engine Block
|
- Camshaft Bearing Bore 1 and 5 Diameter
| 59.12-59.17 mm
| 2.327-2.329 in
|
- Camshaft Bearing Bore 2 and 4 Diameter
| 58.87-58.92 mm
| 2.317-2.319 in
|
- Camshaft Bearing Bore 3 Diameter
| 58.62-58.67 mm
| 2.307-2.309 in
|
- Engine Block Cylinder Head Deck Surface Flatness (Measured within a 156 mm (6.1 in) area)
| 0.11 mm
| 0.004 in
|
- Engine Block Cylinder Head Deck Surface Flatness (Measuring the Overall Length of the Block Deck)
| 0.22 mm
| 0.008 in
|
- Engine Block Cylinder Head Deck Height (Measuring from the Centerline of Crankshaft to the Head Deck)
| 234.57-234.82 mm
| 9.235-9.245 in
|
- Main Bearing Bore Diameter (Production)
| 69.871-69.889 mm
| 2.750-2.751 in
|
- Main Bearing Bore Diameter Out-of-Round
| 0.006 mm
| 0.0002 in
|
- Valve Lifter Bore Diameter (Production)
| 21.417-21.443 mm
| 0.843-0.844 in
|
Intake Manifold
|
- Intake Manifold Cylinder Head Deck Flatness (Measured within a 200 mm Area that Includes Two Runner Port Openings)
| 0.3 mm
| 0.118 in
|
Oil Pan and Front/Rear Cover Alignment
|
- Oil Pan to Rear of Engine Block Alignment (at Transmission Bellhousing Mounting Surface)
| 0.0-0.25 mm (Maximum)
| 0.0-0.01 in (Maximum)
|
- Front Cover Alignment (at Oil Pan Surface)
| 0.0-0.5 mm
| 0.0-0.02 in
|
- Rear Cover Alignment (at Oil Pan Surface)
| 0.0-0.5 mm
| 0.0-0.02 in
|
Piston
|
- Piston - Piston Diameter - LQ4 Measured Over Skirt Coating
| 101.606-101.640 mm
| 4.0002-4.0016 in
|
- Piston - Piston Diameter - LQ9 Measured Over Skirt Coating
| 101.611-101.642 mm
| 4.0-4.001 in
|
- Piston - Piston-to-Bore Clearance - LQ4 Production
| -0.022 to +0.03 mm
| -0.0009 to +0.0012 in
|
- Piston - Piston-to-Bore Clearance - LQ9 Production
| -0.022 to +0.030 mm
| -0.009 to +0.0012 in
|
- Piston - Piston-to-Bore Clearance - LQ4 Service Limit with Skirt Coating Worn Off
| 0.07 mm
| 0.0028 in
|
- Piston - Piston-to-Bore Clearance -LQ9 Service Limit with Skirt Coating Worn Off
| 0.08 mm
| 0.0031 in
|
Piston Pin
|
- Piston Pin Diameter - Press Fit Pin
| 23.997-24.0 mm
| 0.9447-0.9448 in
|
- Piston Pin Diameter - Full-Floating Pin
| 23.952-23.955 mm
| 0.943-0.943 in
|
- Piston Pin Fit in Connecting Rod - Press Fit Pin
| 0.020-0.043 mm (Interference)
| 0.00078-0.00169 in (Interference)
|
- Piston Pin Fit in Connecting Rod - Full-Floating Pin Production
| 0.007-0.020 mm
| 0.00027-0.00078 in
|
- Piston Pin Fit in Connecting Rod - Full-Floating Pin Service Limit
| 0.007-0.022 mm
| 0.00027-0.00086 in
|
- Piston Pin to Piston Bore Clearance - LQ4 Production
| 0.007-0.020 mm
| 0.00027-0.00078 in
|
- Piston Pin to Piston Bore Clearance - LQ4 Service Limit
| 0.007-0.021 mm
| 0.00027-0.00082 in
|
- Piston Pin to Piston Bore Clearance - LQ9 Production Measured at Pin End
| 0.002-0.010 mm
| 0.00008-0.0004 in
|
- Piston Pin to Piston Bore Clearance - LQ9 Service Limit Measured at Pin End
| 0.002-0.015 mm
| 0.00008-0.0006 in
|
Piston Rings
|
- Piston Compression Ring End Gap - LQ4 Production - Top Measured in Cylinder Bore
| 0.31-0.52 mm
| 0.0122-0.02 in
|
- Piston Compression Ring End Gap - LQ4 Production - 2nd Measured in Cylinder Bore
| 0.51-0.77 mm
| 0.02-0.03 in
|
- Piston Oil Ring End Gap - LQ4 Production Measured in Cylinder Bore
| 0.31-0.87 mm
| 0.0122-0.034 in
|
- Piston Compression Ring End Gap - LQ4 Service - Top Measured in Cylinder Bore
| 0.31-0.59 mm
| 0.0122-0.023 in
|
- Piston Compression Ring End Gap - LQ4 Service - 2nd Measured in Cylinder Bore
| 0.51-0.84 mm
| 0.02-0.033 in
|
- Piston Oil Ring End Gap - LQ4 Service Measured in Cylinder Bore
| 0.31-0.94 mm
| 0.0122-0.037 in
|
- Piston Compression Ring End Gap - LQ9 Production - Top Measured in Cylinder Bore
| 0.31-0.52 mm
| 0.0122-0.020 in
|
- Piston Compression Ring End Gap - LQ9 Production - 2nd Measured in Cylinder Bore
| 0.51-0.77 mm
| 0.020-0.030 in
|
- Piston Oil Ring End Gap - LQ9 Production Measured in Cylinder Bore
| 0.31-0.87 mm
| 0.0122-0.034 in
|
- Piston Compression Ring End Gap - LQ9 Service - Top Measured in Cylinder Bore
| 0.31-0.59 mm
| 0.0122-0.023 in
|
- Piston Compression Ring End Gap - LQ9 Service - 2nd Measured in Cylinder Bore
| 0.51-0.84 mm
| 0.020-0.033 in
|
- Piston Oil Ring End Gap - LQ9 Service Measured in Cylinder Bore
| 0.31-0.94 mm
| 0.0122-0.037 in
|
- Piston Compression Ring Groove Clearance - LQ4 Production - Top
| 0.04-0.08 mm
| 0.00157-0.0031 in
|
- Piston Compression Ring Groove Clearance - LQ4 Production - 2nd
| 0.039-0.079 mm
| 0.0015-0.0031 in
|
- Piston Oil Ring Groove Clearance - LQ4 Production
| 0.015-0.2 mm
| 0.0006-0.0079 in
|
- Piston Compression Ring Groove Clearance - LQ4 Service - Top
| 0.04-0.08 mm
| 0.00157-0.0031 in
|
- Piston Compression Ring Groove Clearance - LQ4 Service - 2nd
| 0.039-0.079 mm
| 0.0015-0.0031 in
|
- Piston Oil Ring Groove Clearance - LQ4 Service
| 0.015-0.2 mm
| 0.0006-0.0079 in
|
- Piston Compression Ring Groove Clearance - LQ9 Production - Top
| 0.035-0.080 mm
| 0.0014-0.0031 in
|
- Piston Compression Ring Groove Clearance - LQ9 Production - 2nd
| 0.034-0.079 mm
| 0.0013-0.0030 in
|
- Piston Oil Ring Groove Clearance - LQ9 Production
| 0.012-0.20 mm
| 0.00047-0.00078 in
|
- Piston Compression Ring Groove Clearance - LQ9 Service - Top
| 0.035-0.080 mm
| 0.0014-0.0031 in
|
- Piston Compression Ring Groove Clearance - LQ9 Service - 2nd
| 0.034-0.079 mm
| 0.0013-0.0030 in
|
- Piston Oil Ring Groove Clearance - LQ9 Service
| 0.012-0.20 mm
| 0.00047-0.0078 in
|
Valve System
|
| 45 degrees
|
| Net Lash-No Adjustment
|
| 12.16 mm
| 0.479 in
|
| 11.79 mm
| 0.464 in
|
| Hydraulic Roller
|
| 1.25 mm
| 0.05 in
|
| 1.70:1
|
| 46 degrees
|
| 0.05 mm (Maximum)
| 0.002 in (Maximum)
|
- Valve Seat Width (Exhaust)
| 1.78 mm
| 0.07 in
|
- Valve Seat Width (Intake)
| 1.02 mm
| 0.04 in
|
| 52.9 mm
| 2.08 in
|
- Valve Spring Installed Height (Exhaust)
| 45.75 mm
| 1.8 in
|
- Valve Spring Installed Height (Intake)
| 45.75 mm
| 1.8 in
|
- Valve Spring Pressure (Closed)
| 340 N at 45.75 mm
| 76 lb at 1.8 in
|
- Valve Spring Pressure (Open)
| 980 N at 33.55 mm
| 220 lb at 1.32 in
|
- Valve Stem Clearance (Production--Exhaust)
| 0.025-0.066 mm
| 0.001-0.0026 in
|
- Valve Stem Clearance (Production--Intake)
| 0.025-0.066 mm
| 0.001-0.0026 in
|
- Valve Stem Clearance (Service--Exhaust)
| 0.093 mm (Maximum)
| 0.0037 in (Maximum)
|
- Valve Stem Clearance (Service--Intake)
| 0.093 mm (Maximum)
| 0.0037 in (Maximum)
|
- Valve Stem Diameter (Production--Exhaust)
| 7.955-7.976 mm
| 0.3132-0.314 in
|
- Valve Stem Diameter (Production--Intake)
| 7.955-7.976 mm
| 0.3132-0.314 in
|
- Valve Stem Diameter (Service--Exhaust)
| 7.95 mm (Minimum)
| 0.313 in (Minimum)
|
- Valve Stem Diameter (Service--Intake)
| 7.95 mm (Minimum)
| 0.313 in (Minimum)
|
- Valve Stem Oil Seal Installed Height (Measured from the Valve Spring Seat to Top Edge of Seal Body - First Design Seal)
| 18.1-19.1 mm
| 0.712-0.752 in
|
Application
| Metric
| English
|
General Data
|
| V8
|
| 4.8L
| 293 CID
|
| 96.000-96.018 mm
| 3.779-3.78 in
|
| 83.0 mm
| 3.268 in
|
| 9.45:1
|
| 1-8-7-2-6-5-4-3
|
| 1.524 mm
| 0.06 in
|
Lubrication System
|
- Oil Capacity (without Oil Filter Change)
| 4.73 Liters
| 5.0 Quarts
|
- Oil Capacity (with Oil Filter Change)
| 5.68 Liters
| 6.0 Quarts
|
- Oil Pressure (Minimum--Hot)
| 41 kPa at 1,000 engine RPM
124 kPa at 2,000 engine RPM
165 kPa at 4,000 engine RPM
| 6 psig at 1,000 engine RPM
18 psig at 2,000 engine RPM
24 psig at 4,000 engine RPM
|
| 5W-30
|
Camshaft
|
| 0.025-0.305 mm
| 0.001-0.012 in
|
- Camshaft Journal Diameter
| 54.99-55.04 mm
| 2.164-2.166 in
|
- Camshaft Bearing Diameter
| 55.063-55.088 mm
| 2.1678-2.1688 in
|
- Camshaft Journal-to-Bearing Clearance
| 0.023-0.098 mm
| 0.0009-0.0038 in
|
- Camshaft Journal Diameter Out-of-Round
| 0.025 mm
| 0.001 in
|
- Camshaft Lobe Lift (Intake)
| 6.82 mm
| 0.268 in
|
- Camshaft Lobe Lift (Exhaust)
| 6.96 mm
| 0.274 in
|
- Camshaft Runout (Measured at the Intermediate Journals)
| 0.05 mm
| 0.002 in
|
Connecting Rod
|
- Connecting Rod Bearing Bore Diameter
| 56.505-56.525 mm
| 2.224-2.225 in
|
- Connecting Rod Bearing Bore Out-of-Round
| 0.004-0.008 mm
| 0.00015-0.0003 in
|
- Connecting Rod Bearing Clearance (Production)
| 0.023-0.065 mm
| 0.0009-0.0025 in
|
- Connecting Rod Bearing Clearance (Service Limit)
| 0.023-0.076 mm
| 0.0009-0.003 in
|
- Connecting Rod Side Clearance
| 0.11-0.51 mm
| 0.0043-0.02 in
|
Crankshaft
|
- Crankshaft Bearing Clearance (Production)
| 0.020-0.052 mm
| 0.0008-0.0021 in
|
- Crankshaft Bearing Clearance (Service)
| 0.020-0.065 mm
| 0.0008-0.0025 in
|
- Crankshaft Connecting Rod Journal Diameter (Production)
| 53.318-53.338 mm
| 2.099-2.1 in
|
- Crankshaft Connecting Rod Journal Diameter (Service Limit)
| 53.308 mm (Minimum)
| 2.0987 in (Minimum)
|
- Crankshaft Connecting Rod Journal Taper (Production)
| 0.005 mm (Maximum for one half of the Journal Length)
| 0.0002 in (Maximum for one half of the Journal Length)
|
- Crankshaft Connecting Rod Journal Taper (Service Limit)
| 0.02 mm (Maximum)
| 0.00078 in (Maximum)
|
- Crankshaft Connecting Rod Journal Out-of-Round (Production)
| 0.005 mm
| 0.0002 in
|
- Crankshaft Connecting Rod Journal Out-of-Round (Service Limit)
| 0.01 mm
| 0.0004 in
|
| 0.04-0.2 mm
| 0.0015-0.0078 in
|
- Crankshaft Main Journal Diameter (Production)
| 64.993-65.007 mm
| 2.558-2.5593 in
|
- Crankshaft Main Journal Diameter (Service Limit)
| 64.993 mm (Minimum)
| 2.558 in (Minimum)
|
- Crankshaft Main Journal Out-of-Round (Production)
| 0.003 mm
| 0.0001 in
|
- Crankshaft Main Journal Out-of-Round (Service Limit)
| 0.008 mm
| 0.0003 in
|
- Crankshaft Main Journal Taper (Production)
| 0.01 mm
| 0.0004 in
|
- Crankshaft Main Journal Taper (Service Limit)
| 0.02 mm
| 0.00078 in
|
- Crankshaft Reluctor Ring Runout (Measured 1.0 mm (0.04 in) Below the Tooth Diameter)
| 0.7 mm (Maximum)
| 0.028 in (Maximum)
|
- Crankshaft Runout (at Rear Flange)
| 0.05 mm (Maximum)
| 0.002 in (Maximum)
|
- Crankshaft Thrust Wall Runout
| 0.025 mm
| 0.001 in
|
- Crankshaft Thrust Wall Width (Production)
| 26.14-26.22 mm
| 1.029-1.0315 in
|
- Crankshaft Thrust Wall Width (Service)
| 26.2 mm (Maximum)
| 1.0315 in (Maximum)
|
Cylinder Bore
|
- Cylinder Bore Diameter (Production)
| 96.0-96.018 mm
| 3.779-3.78 in
|
Cylinder Head
|
- Cylinder Head Engine Block Deck Flatness (Measured within a 156 mm (6.1 in) area)
| 0.08 mm
| 0.003 in
|
- Cylinder Head Engine Block Deck Flatness (Measuring the Overall Length of the Cylinder Head)
| 0.1 mm
| 0.004 in
|
- Cylinder Head Exhaust Manifold Deck Flatness
| 0.13 mm
| 0.005 in
|
- Cylinder Head Height (Measured from the Cylinder Head Deck to the Valve Rocker Arm Cover Seal Surface)
| 120.2 mm (Minimum)
| 4.732 in (Minimum)
|
- Cylinder Head Intake Manifold Deck Flatness
| 0.08 mm
| 0.0031 in
|
Engine Block
|
- Camshaft Bearing Bore 1 and 5 Diameter
| 59.12-59.17 mm
| 2.327-2.329 in
|
- Camshaft Bearing Bore 2 and 4 Diameter
| 58.87-58.92 mm
| 2.317-2.319 in
|
- Camshaft Bearing Bore 3 Diameter
| 58.62-58.67 mm
| 2.307-2.309 in
|
- Engine Block Cylinder Head Deck Surface Flatness (Measured within a 156 mm (6.1 in) area)
| 0.11 mm
| 0.004 in
|
- Engine Block Cylinder Head Deck Surface Flatness (Measuring the Overall Length of the Block Deck)
| 0.22 mm
| 0.008 in
|
- Engine Block Cylinder Head Deck Height (Measuring from the Centerline of Crankshaft to the Deck Face)
| 234.57-234.82 mm
| 9.235-9.245 in
|
- Main Bearing Bore Diameter (Production)
| 69.871-69.889 mm
| 2.750-2.751 in
|
- Main Bearing Bore Diameter Out-of-Round
| 0.006 mm
| 0.0002 in
|
- Valve Lifter Bore Diameter (Production)
| 21.417-21.443 mm
| 0.843-0.844 in
|
Intake Manifold
|
- Intake Manifold Cylinder Head Deck Flatness (Measured within a 200 mm (7.87 in) Area that Includes Two Runner Port Openings)
| 3.0 mm
| 0.118 in
|
Oil Pan and Front/Rear Cover Alignment
|
- Oil Pan to Rear of Engine Block Alignment (at Transmission Bellhousing Mounting Surface)
| 0.0-0.25 mm (Maximum)
| 0.0-0.01 in (Maximum)
|
- Front Cover Alignment (at Oil Pan Surface)
| 0.0-0.5 mm
| 0.0-0.02 in
|
- Rear Cover Alignment (at Oil Pan Surface)
| 0.0-0.5 mm
| 0.0-0.02 in
|
Piston
|
- Piston - Piston Diameter Measured Over Skirt Coating
| 96.002-96.036 mm
| 3.779-3.78 in
|
- Piston - Piston-to-Bore Clearance - Production
| -0.036 to +0.016 mm
| -0.0014 to +0.0006 in
|
- Piston - Piston-to-Bore Clearance - Service Limit - with Skirt Coating Worn Off
| 0.07 mm
| 0.0028 in
|
Piston Pin
|
- Piston Pin Clearance to Piston Bore (Production)
| 0.007-0.020 mm
| 0.00027-0.00078 in
|
- Piston Pin Clearance to Piston Bore (Service Limit)
| 0.007-0.021 mm (Maximum)
| 0.00027-0.00082 in (Maximum)
|
| 23.997-24.0 mm
| 0.9447-0.9448 in
|
- Piston Pin Fit in Connecting Rod
| 0.020-0.043 mm (Interference)
| 0.00078-0.00169 in (Interference)
|
Piston Rings
|
- Piston Compression Ring End Gap (Production--Top) (Measured in Cylinder Bore)
| 0.23-0.44 mm
| 0.009-0.017 in
|
- Piston Compression Ring End Gap (Production--2nd) (Measured in Cylinder Bore)
| 0.44-0.70 mm
| 0.0173-0.0275 in
|
- Piston Oil Ring End Gap (Production) (Measured in Cylinder Bore)
| 0.18-0.75 mm
| 0.007-0.0295 in
|
- Piston Compression Ring End Gap (Service--Top) (Measured in Cylinder Bore)
| 0.23-0.50 mm (Maximum)
| 0.009-0.02 in (Maximum)
|
- Piston Compression Ring End Gap (Service--2nd) (Measured in Cylinder Bore)
| 0.44-0.76 mm (Maximum)
| 0.0173-0.03 in (Maximum)
|
- Piston Oil Ring End Gap-Service Limit (Measured in Cylinder Bore)
| 0.18-0.81 mm (Maximum)
| 0.007-0.032 in (Maximum)
|
- Piston Compression Ring Groove Clearance (Production--Top)
| 0.04-0.085 mm
| 0.00157-0.003346 in
|
- Piston Compression Ring Groove Clearance (Production--2nd)
| 0.04-0.078 mm
| 0.00157-0.0031 in
|
- Piston Oil Ring Groove Clearance (Production)
| 0.012-0.20 mm
| 0.0005-0.0078 in
|
- Piston Compression Ring Groove Clearance (Service--Top)
| 0.04-0.085 mm (Maximum)
| 0.00157-0.003346 in (Maximum)
|
- Piston Compression Ring Groove Clearance (Service--2nd)
| 0.04-0.078 mm (Maximum)
| 0.00157-0.0031 in (Maximum)
|
- Piston Oil Ring Groove Clearance (Service Limit)
| 0.012-0.20 mm (Maximum)
| 0.0005-0.0078 in (Maximum)
|
Valve System
|
| 45 degrees
|
- Valve Guide Installed Height (Aluminum Head-Measured from the Cylinder Head Spring Seat Surface to the Top of the Valve Guide)
| 17.32 mm
| 0.682 in
|
| Net Lash-No Adjustment
|
| 11.85 mm
| 0.466 in
|
| 11.6 mm
| 0.457 in
|
| Hydraulic Roller
|
| 1.25 mm
| 0.05 in
|
| 1.70:1
|
| 46 degrees
|
| 0.05 mm (Maximum)
| 0.002 in (Maximum)
|
- Valve Seat Width (Exhaust)
| 1.78 mm
| 0.07 in
|
- Valve Seat Width (Intake)
| 1.02 mm
| 0.04 in
|
| 52.9 mm
| 2.08 in
|
- Valve Spring Installed Height (Exhaust)
| 45.75 mm
| 1.8 in
|
- Valve Spring Installed Height (Intake)
| 45.75 mm
| 1.8 in
|
- Valve Spring Pressure (Closed)
| 340 N at 45.75 mm
| 76 lb at 1.8 in
|
- Valve Spring Pressure (Open)
| 980 N at 33.55 mm
| 220 lb at 1.32 in
|
- Valve Stem Clearance (Production--Exhaust)
| 0.025-0.066 mm
| 0.001-0.0026 in
|
- Valve Stem Clearance (Production--Intake)
| 0.025-0.066 mm
| 0.001-0.0026 in
|
- Valve Stem Clearance (Service--Exhaust)
| 0.093 mm (Maximum)
| 0.0037 in (Maximum)
|
- Valve Stem Clearance (Service--Intake)
| 0.093 mm (Maximum)
| 0.0037 in (Maximum)
|
- Valve Stem Diameter (Production)
| 7.955-7.976 mm
| 0.3132-0.314 in
|
- Valve Stem Diameter (Service)
| 7.95 mm (Minimum)
| 0.313 in (Minimum)
|
- Valve Stem Oil Seal Installed Height (Measured from the Valve Spring Shim to Top Edge of Seal Body - First Design Seal)
| 18.1-19.1 mm
| 0.712-0.752 in
|