Engine Mechanical Specifications

Valve Lifter Bore Diameter 21.417-21.443 mm (0.843-0.844 in)
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)
Camshaft
Camshaft End Play 0.025-0.305 mm (0.001-0.012 in)
Camshaft Journal Diameter 54.99-55.04 mm (2.164-2.166 in)
Camshaft Journal Out-of-Round 0.025 mm (0.001 in)
Camshaft Lobe Lift - Intake - Non Active Fuel Management Cylinders 7.20 mm (0.283 in)
Camshaft Lobe Lift - Intake - Active Fuel Management Cylinders 7.33 mm (0.289 in)
Camshaft Lobe Lift - Exhaust - Non Active Fuel Management Cylinders 7.20 mm (0.283 in)
Camshaft Lobe Lift - Exhaust - Active Fuel Management Cylinders 7.33 mm (0.289 in)
Camshaft Runout - Measured at the Intermediate Journals 0.05 mm (0.002 in)
Cylinder Head
Cylinder Head Height/Thickness - Measured from the Cylinder Head Deck to the Valve Rocker Arm Cover Seal Surface 120.2 mm (4.732 in)
Surface Flatness - Block Deck
Measured Within a 152.4 mm (6.0 in) Area 0.08 mm (0.003 in)
Measuring the Overall Length of the Cylinder Head 0.1 mm (0.004 in)
Surface Flatness
Exhaust Manifold Deck 0.13 mm (0.005 in)
Intake Manifold Deck 0.08 mm (0.0031 in)
Valve Guide Installed Height - Measured from the Spring Seat Surface to the Top of the Guide 17.32 mm (0.682 in)
Intake Manifold
Surface Flatness - Measured at Gasket Sealing Surfaces and Measured Within a 200 mm (7.87 in) Area that Includes Two Runner Port Openings 0.3 mm (0.118 in)