CRANKSHAFT, PISTON AND CONNECTING ROD
77
Engine torque values chart
NOTE: * - apply a small amount of releasable thread locking compound such as Loctite® 242 (blue).
Table 2:
Fastener Torque 61 65 70
Blower housing 80 - 106 in-lbs (9-12 Nm) 80 - 106 in-lbs (9-12 Nm) 80 - 106 in-lbs (9-12 Nm)
Carburetor drain bolt 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm)
Carburetor mounting nuts 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm)
Connecting rod cap bolts
106 -124 in-lbs.* (12-14Nm) 106 -124 in-lbs.* (12-14Nm) 106 -124 in-lbs.* (12-14Nm)
Crank case cover bolts 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm)
Drain plug 124-159 in-lbs (14-18 Nm) 124-159 in-lbs (14-18 Nm) 124-159 in-lbs (14-18 Nm)
Flywheel nut 47-52 ft-lbs (64-70Nm) 47-52 ft-lbs (64-70Nm) 47-52 ft-lbs (64-70Nm)
Head bolt 16-18 ft-lbs step (22-25 Nm) 16-18 ft-lbs step (22-25 Nm) 16-18 ft-lbs step (22-25 Nm)
Module 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm)
Muffler 159-195in-lbs (18-22Nm) 159-195in-lbs (18-22Nm) 159-195in-lbs (18-22Nm)
Rocker jam nut 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm) 80-106 in-lbs (9-12 Nm)
Rocker stud 16-18 ft-lbs step (22-25 Nm) 16-18 ft-lbs step (22-25 Nm) 16-18 ft-lbs step (22-25 Nm)
Spark plug 15-18 ft-lbs (20-25 Nm) 15-18 ft-lbs (20-25 Nm) 15-18 ft-lbs (20-25 Nm)
Starter 53-71 in-lbs (6-8 Nm) 53-71 in-lbs (6-8 Nm) 53-71 in-lbs (6-8 Nm)
Valve cover 62-80 in-lbs (7-9 Nm) 62-80 in-lbs (7-9 Nm) 62-80 in-lbs (7-9 Nm)
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