Engine Mechanical Specifications

Block
Camshaft Bearing Bore
1 and 5 Diameter 59.62-59.67 mm (2.347-2.349 in)
2 and 4 Diameter 59.12-59.17 mm (2.327-2.329 in)
3 Diameter 58.62-58.67 mm (2.307-2.309 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
Exhaust 7.13 mm (0.281 in)
Intake 6.96 mm (0.274 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)
Block Deck - Measuring the Overall Length of the Cylinder Head 0.1 mm (0.004 in)
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 2 Runner Port Openings 0.3 mm (0.118 in)