Cylinder Head Assembly
Camshaft Position Sensor Bolt 10 Nm (89 inch lbs.)Camshaft Sprocket Bolt 140 Nm (103 ft. lbs.)
Camshaft Thrust Plate Screw 10 Nm (89 inch lbs.)
Notice: Install the new cylinder head bolts.
Cylinder Head Bolt
^ First Pass 60 Nm (44 ft. lbs.)
^ Final Pass 95 degrees
Exhaust Manifold Heat Shield Bolt 10 Nm (89 inch lbs.)
Exhaust Manifold Nut 16 Nm (12 ft. lbs.)
Exhaust Manifold Stud 18 Nm (13 ft. lbs.)
Intake Manifold Coolant Pipe Bolt 10 Nm (89 inch lbs.)
Notice: Lower Intake Manifold Bolt. Maximum gasket performance is achieved when using new fasteners, which contain a thread-locking patch. If the fasteners are not replaced, a thread locking chemical must be applied to the fastener threads. Failure to replace the fasteners or apply a thread-locking chemical MAY reduce gasket sealing capability.
Lower Intake Manifold Bolt - Center
^ First Pass 13 Nm (115 inch lbs.)
^ Final Pass 20 Nm (15 ft. lbs.)
Lower Intake Manifold Bolt - Corner
^ First Pass 13 Nm (115 inch lbs.)
^ Final Pass 25 Nm (18 ft. lbs.)
Bore 94 mm (3.70 in)
Compression Ratio 9.8:1
Camshaft Bearing Bore Diameter
Front and Rear 51.03-51.08 mm (2.009-2.011 in)
Middle #2, #3 50.77-50.82 mm (1.999-2.001 in)
Cylinder Head Deck Height 224 mm (8.818 in)
Cylinder Head Deck Surface Flatness 0.05 mm per 152 mm (0.0019 in per 6 in)
Valve Lifter Bore Diameter 21.417-21.455 mm (0.843-0.844 in)
Camshaft Bearing Bore Diameter
Front and Rear 51.03 51.08 mm (2.009 2.011 in)
Middle #2, #3 50.77 50.82 mm (1.999 2.001 in)
Camshaft Bearing Inside Diameter 47.516-47.541 mm (1.871-1.872 in)
Camshaft Bearing Inside Diameter 47.516-47.541 mm (1.871-1.872 in)
Camshaft Journal Diameter 47.443-47.468 mm (1.868-1.869 in)
Camshaft Journal Out-of-Round 0.025 mm (0.001 in)
Camshaft Lobe Lift
Exhaust 6.9263 mm (0.2727 in)
Intake 6.9263 mm (0.2727 in)
Cylinder Head
Combustion Chamber Depth
at Measurement Point 2.2 mm (0.087 in)
Surface Finish
Maximum 2.8 RA
Surface Flatness
Block Deck 0.08 mm Per 152 mm (0.003 in Per 6 in)
Exhaust Manifold Deck 0.1 mm (0.004 in)
Intake Manifold Deck 0.1 mm (0.004 in)
Valve Guide Bore
Exhaust 8.01 mm (0.315 inch)
Intake 8.01 mm (0.315 inch)
Valve Guide Installed Height 16.6 mm (0.654 inch)
Valves
Valve Face Angle 45 degrees
Valve Seat Angle 46 degrees
Valve Seat Depth
Intake - from deck face 7.9-8.1 mm (0.311-0.318 inch)
Exhaust - from deck face 8.9-9.1 mm (0.350-0.358 inch)
Valve Seat Width
Intake 1.55-1.80 mm (0.061-0.071 inch)
Exhaust 1.70-2.0 mm (0.067-0.079 inch)
Valve Stem-to-Guide Clearance 0.026-0.068 mm (0.0010-0.0027 inch)
Valve Lifters/Push Rods
Push Rod Length
Intake 144.2 mm (5.67 inch)
Exhaust 152.5 mm (6.0 inch)
Valve Spring Free Length 50.0 mm (1.91 inch)
Valve Spring Installed Height 44.2 mm (1.74 inch)
Valve Spring Load
Closed 343 N @44.2 mm (77 lb 1.74 inch)
Open 1041 N @33 mm (234 lb 1.299 inch)
Valve Spring Total Number of Coils 7.10