Section 1 Safety and General Information Valves and Valve Lifters cont. Exhaust Valve Stem Diameter New ......................................................................................................................... 6.970/6.988 mm (0.2744/0.2751 in.) Valve Guide Reamer Size Standard .................................................................................................................. 7.048 mm (0.2775 in.) 0.25 mm O.S............................................................................................................ 7.298 mm (0.2873 in.) Intake Valve Lift ............................................................................................................
8.88 mm (0.3496 in.) Exhaust Valve Lift ......................................................................................................... 8.88 mm (0.3496 in.) Nominal Valve Seat Angle ........................................................................................... 45° Water Pump Mounting Screw Torque .............................................................................................. 9.9 N·m (88 in. lb.) Pulley Mounting Screw Torque .................................................................................. 9.9 N·m (88 in. lb.) General Torque Values Metric Fastener Torque Recommendations for Standard Applications Tightening Torque: N·m (in.
lb.) + or - 20% Property Class Noncritical Fasteners Into Aluminum Size M4 1.2 (11) 1.7 (15) 2.9 (26) 4.1 (36) 5.0 (44) 2.0 (18) M5 2.5 (22) 3.2 (28) 5.8 (51) 8.1 (72) 9.7 (86) 4.0 (35) M6 4.3 (38) 5.7 (50) 9.9 (88) 14.0 (124) 16.5 (146) 6.8 (60) M8 10.5 (93) 13.6 (120) 24.4 (216) 33.9 (300) 40.7 (360) 17.0 (150) 5.8 8.8 10.9 12.9 4.8 Tightening Torque: N·m (ft. lb.) + or - 20% Property Class Noncritical Fasteners Into Aluminum 4.8 5.8 10.9 12.9 8.8 M10 21.7 (16) 27.1 (20) 47.5 (35) 66.4 (49) 81.4 (60) 33.9 (25) M12 36.6 (27) 47.5 (35) 82.7 (61) 116.6 (86) 139.7 (103) 61.0 (45) M14 58.3 (43) 76.4 (55) 131.5 (97) 184.4 (136) 219.7 (162) 94.9 (70) Torque Conversions N·m = in. lb.
x 0.113 N·m = ft. lb. x 1.356 in. lb. = N·m x 8.85 ft. lb. = N·m x 0.737 1.14