Vanguard 29-40 hp Torque Specifications

Head Work

Component Torque
Valve Cover 70 in. lbs (8 Nm)
Rocker Arm Stud 100 in. lbs (11 Nm)
Rocker Arm Lock Nut 70 in. lbs (8 Nm)
Cylinder Head 350 in. lbs (40 Nm)
Exhaust Manifold 180 in. lbs (20 Nm)
Intake Manifold 180 in. lbs (20 Nm)
Cylinder Shields 90 in. lbs (10 Nm)
Spark Plug 180 in. lbs (20 Nm)

Carb and Intake

Component Torque
Intake Manifold 180 in. lbs (20 Nm)
Carb to Manifold 90 in. lbs (10 Nm)
Carb Intake Elbow to Carb 90 in. lbs (10 Nm)
Air Cleaner Base to Carb 65 in. lbs (7 Nm)
Air Cleaner Support Bracket 65 in. lbs (7 Nm)
Air Cleaner Mounting 190 in. lbs (21 Nm)
Air Guide Mounting Screws 90 in. lbs (10 Nm)
Air Block Plate Mount Screws 90 in. lbs (10 Nm)

Flywheel and Fan

Component Torque
Flywheel 150 ft. lbs (203 Nm)
Flywheel Fan Screws 90 in. lbs (10 Nm)
Ignition Armature 30 in. lbs (3 Nm)
Armature 35 in. lbs (4 Nm)
Rotating Screen Studs 125 in. lbs (14 Nm)
Rotating Screen Screws 100 in. lbs (11 Nm)
Alternator 35 in. lbs (4 Nm)
Voltage Regulator 90 in. lbs (10 Nm)

Engine

Component Torque
Oil Pump to Crankcase Cover 90 in. lbs (10 Nm)
Oil Pickup to Pump 90 in. lbs (10 Nm)
Oil Pressure Switch 80 in. lbs (9 Nm)
Oil Drain Plug 180 in. lbs (20 Nm)
Governor Control Bracket 200 in. lbs (23 Nm)
Governor Lever Nut 70 in. lbs (8 Nm)
Fuel Pump 45 in. lbs (5 Nm)
Connecting Rod 125 in. lbs (14 Nm)
Crankcase Cover 200 in. lbs (23 Nm)
Starter Motor 140 in. lbs (16 Nm)