System Specifications

CYLINDER HEAD

VALVE





Valve Dimensions

Valve Clearance
Intake
Cold 0.26 - 0.34 mm (0.010 - 0.013 in.)
Hot (reference data)* 0.304 - 0.416 (0.012 - 0.016 in.)
Exhaust
Cold 0.29 - 0.37 mm (0.011 - 0.015 in.)
Hot (reference data)* 0.308 - 0.432 (0.012 - 0.017 in.)
*Approximately 80°C (176°F)

Valve Spring
Free height 46.90 mm (1.8465 in.)
Pressure N (kg,lb) at height mm (in)
Standard 166 - 188 (16.9 - 19.2, 37.3 - 42.3) at 37.0 (1.457)
Limit 378 - 426 (38.6 - 43.5, 85.0 - 95.8) at 27.8 (1.094)
Out-of-square Less than 2.0 mm (0.079 in.)

Valve Lifter
Valve lifter outer diameter 33.977 - 33.987 mm (1.3377 - 1.3381 in.)
Lifter lifter bore diameter 34.000 - 34.016 mm (1.3386 - 1.3392 in.)
Clearance between lifter and lifter guide 0.013 - 0.039 mm (0.0005 - 0.0015 in.)








Available Valve Lifter





Valve Guide





Valve Seat





CAMSHAFT AND CAMSHAFT BEARING

TIGHTENING TORQUE








Exhaust manifold nuts 30.9 Nm (3.2 kg-m, 23 ft. lbs.)





Intake manifold bolts
Step 1: 7.4 Nm (0.75 kg-m, 65 inch lbs.)
Step 2: 29 Nm (3.0 kg-m, 21 ft. lbs.)





Intake manifold collector bolts 19.6 Nm (2.0 kg-m, 14 ft. lbs.)











Cylinder head bolts
Step a 98 Nm (10 kg-m, 72 ft. lbs.)
Step b Loosen in the reverse order of tightening.
Step c 39.2 Nm (4.0 kg-m, 29 ft. lbs.)
Step d 90° clockwise
Step e 90° clockwise