Vanguard 23 hp Torque Specifications

Head Work:

Valve Cover______________ 70 in. lbs (8 Nm)

Rocker Arm Stud:
_Current Style____________100 in. lbs (11 Nm)
_Early Style _____________140 in. lbs (16 Nm)

Rocker Arm Lock Nut______ 70 in. lbs (8 Nm)

Cylinder Head ___________ 165 in. lbs (19 Nm)

Exhaust Manifold _________150 in. lbs (17 Nm)

Cylinder Shields___________ 65 in. lbs (7 Nm)

Spark Plug_______________180 in. lbs (20 Nm)

Carb and Intake:

Intake Manifold____________140 in. lbs (16 Nm)

Carb to Manifold____________65 in. lbs (7 Nm)

Air Cleaner Base to Carb_____65 in. lbs (7 Nm)

Air Cleaner Support Bracket __65 in. lbs (7 Nm)

Air Cleaner Mounting ________90 in. lbs (10 Nm)

Air Guide Mounting Screws___90 in. lbs (10 Nm)

Air Block Plate Mount Screws_30 in. lbs (3 Nm)
Breather___________________30 in. lbs (3 Nm)

Flywheel and Fan:

Flywheel___________________125 ft. lbs (170 Nm)

Fan Retainer________________150 in. lbs (17 Nm)

Armature___________________25 in. lbs (3 Nm)

Rewind Starter to housing _____65 in. lbs (7 Nm)

Alternator__________________ 20 in. lbs (2 Nm)

Alternator Harness Clamp_____ 90 in. lbs (10 Nm)

Blower Housing______________65 in. lbs (7 Nm)
Back Plate _________________65 in. lbs (7 Nm)

Engine:

Oil Pump___________________65 in. lbs (7 Nm)

Governor Control Bracket_____140 in. lbs (16 Nm)

Governor Lever Nut___________70 in. lbs (8 Nm)

Fuel Pump_________________ 45 in. lbs (5 Nm)

Connecting Rod____________ 115 in. lbs (13 Nm)

Crankcase Cover___________ 150 in. lbs (17 Nm)

Starter Motor_______________140 in. lbs (16 Nm)