Cylinder Head Assembly: Specifications
Cylinder HeadCombustion 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.)
Surface Flatness - Exhaust Manifold Deck 0.1 mm (0.004 in.)
Surface Flatness - Intake Manifold Deck 0.1 mm (0.004 in.)
Valve Guide Bore - Exhaust 8.01 mm (0.315 in.)
Valve Guide Bore - Intake 8.01 mm (0.315 in.)
Valve Guide Installed Height 16.6 mm (0.654 in.)
Valves
Valve Face Angle 45 degrees
Valve Seat Angle 46 degrees
Valve Seat Depth�-�Exhaust�-�from deck face 8.9-9.1 mm (0.350-0.358 in.)
Valve Seat Depth�-�Intake�-�from deck face 7.9-8.1 mm (0.311-0.318 in.)
Valve Seat Width - Exhaust 1.70-2.0 mm (0.067-0.079 in.)
Valve Seat Width - Intake 1.55-1.80 mm (0.061-0.071 in.)
Valve Stem-to-Guide Clearance 0.026-0.068 mm (0.0010-0.0027 in.)
Valve Springs
Valve Spring Free Length 48.5 mm (1.89 in.)
Valve Spring Installed Height 43.2 mm (1.701 in.)
Valve Spring Load - Closed 320�N 43.2 mm (75�lb 1.701 in.)
Valve Spring Load - Open 1036�N 32 mm (230�lb�1.260 in.)
NEW Cylinder Head Bolt
First Pass 60 Nm (44 lb ft.)
Final Pass 140 degrees
Exhaust Manifold Bolt 20 Nm (15 lb ft.)
Lower Intake Manifold Bolt�-�Center
First Pass 7 Nm (62 lb in.)
Final Pass 13 Nm (115 lb in.)
Lower Intake Manifold Bolt�-�Corner
First Pass 7 Nm (62 lb in.)
Final Pass 25 Nm (18 lb ft.)
Camshaft Position Actuator Assembly Bolt 16 Nm (12 lb ft.)