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1.14
Section 1
Safety and General Information
Valves and Valve Lifters cont.
Exhaust Valve Guide I.D.
New................................................................................................ 7.038/7.058 mm (0.2771/0.2779 in.)
Max. Wear Limit ............................................................................. 7.159 mm (0.2819 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 Minimum Lift ..................................................................... 8.07 mm (0.3177 in.)
Exhaust Valve Minimum Lift.................................................................. 8.07 mm (0.3177 in.)
Nominal Valve Seat Angle ..................................................................... 45°
General Torque Values
Metric Fastener Torque Recommendations for Standard Applications
Tightening Torque: N·m (in. lb.) + or - 10%
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)
Tightening Torque: N·m (ft. lb.) + or - 10%
Property Class
Noncritical
Fasteners
Into Aluminum
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)
5.8
8.8 10.9 12.9
4.8
5.8
10.9
12.9
4.8
8.8