Section 1 Safety and General Information Cylinder Bore cont. Max. Wear Limit LH630,LH640.......................................................................................................77.063 mm (3.0340 in.) LH685,LH690.......................................................................................................80.065 mm (3.1522 in.) LH750,LH755,LH760,LH775 .............................................................................83.069 mm (3.2704 in.) Max. Out-of-Round ................................................................................................0.12 mm (0.0047 in.) Max.
Taper ...............................................................................................................0.05 mm (0.0020 in.) 1 Cylinder Head Cylinder Head Fastener Torque (torque in 2 increments) .......................................first to 16.9 N·m (150 in. lb.) finally to 33.9 N·m (300 in. lb.) Max. Out-of-Flatness .....................................................................................................0.076 mm (0.003 in.) Rocker Pivot Fastener Torque ......................................................................................11.3 N·m (100 in.
lb.) Electric Starter Starter Thru Bolt Torque ...............................................................................................5.6-9.0 N·m (49-79 in. lb.) Starter Mounting Screw Torque ..................................................................................15.3 N·m (135 in. lb.) Starter Brush Holder Fastener Torque ........................................................................2.5-3.3 N·m (22-29 in. lb.) Starter Solenoid Fastener Torque ................................................................................4.0-6.0 N·m (35-53 in. lb.) Starter Solenoid Positive (+) Brush Lead Retaining Nut Torque ............................8.0-11.0 N·m (71-97 in.
lb.) Fan/Flywheel Rear Fan Shaft to Mounting Bracket Nut Torque......................................................15.8 N·m (140 in. lb.) Front Fan Assembly to Fan Shaft Nut Toque .............................................................15.8 N·m (140 in. lb.) Fan/Pulley/Hub Assembly Fastener Torque ..............................................................6.8 N·m (60 in. lb.) Flywheel Retaining Screw Torque...............................................................................66.4 N·m (49 ft. lb.) Lower Flywheel Cover Mounting Screw Torque ...................... into hex or weld nuts 9.9 N·m (88 in. lb.) into Timmerman clips/nuts 2.2-2.8 N·m (20-25 in.
lb.) Lower Pulley Mounting Screw Torque ......................................................................24.3 N·m (215 in. lb.) Governor Governor Cross Shaft to Crankcase Running Clearance..........................................0.025/0.126 mm (0.0009/0.0049 in.) Governor Cross Shaft O.D. New ..........................................................................................................................7.949/8.000 mm (0.3129/0.3149 in.) Max. Wear Limit .....................................................................................................7.936 mm (0.3124 in.) Governor Gear Shaft O.D.
New ..........................................................................................................................5.990/6.000 mm (0.2358/0.2362 in.) Max. Wear Limit .....................................................................................................5.977 mm (0.2353 in.) Governor Gear Shaft-to-Governor Gear Running Clearance ..................................0.090/0.160 mm (0.0035/0.0063 in.) Governor Lever Nut Torque .........................................................................................6.8 N·m (60 in. lb.) 1.11