DUROMAX XP20HP - Adjustment and Torque Value Specifications

Spark Plug Clearance .027-.031 in. (0.7-0.8 mm)
Spark Plug Type F6TC (Torch), BP6ES (NGK), RN9YC (Champion), W7DC
(Bosch), W20EP-U (Denso)
Valve Clearance (Cold) Intake: .006 in ± .001 in. (0.15 mm ± 0.02 mm)
Exhaust: .008 in ± .001 in. (0.20 mm ± 0.02 mm)
Carburetor Idling 2100 ± 200 rpm
Adjustment Specication
Charging Coil Bolt 7.5 ± 1.5 ft. lb (10 ± 2 N·m)
Crankcase Bolt 21 ± 1.5 ft. lb (28 ± 2 N·m)
Cylinder Head Bolt 59 ± 2 ft. lb (80 ± 3 N·m)
Flywheel Cover 7.5 ± 1.5 ft. lb (10 ± 2 N·m)
Flywheel Nut 85 ± 4 ft. lb (115 ± 5 N·m)
Fuel Tank Bolt 18 ± 1.5 ft. lb (24 ± 2 N·m)
Ignition Coil Bolt 7.5 ± 1.5 ft. lb (10 ± 2 N·m)
Oil Drain Bolt 16 ± 1.5 ft. lb (22 ± 2 N·m)
Spark Plug 16 ± 1.5 ft. lb (22 ± 2 N·m)
Throttle Assembly Bolt 7.5 ± 1.5 ft. lb (10 ± 2 N·m)
Valve Cover Bolt 7.5 ± 1.5 ft. lb (10 ± 2 N·m)
Torque Values
SPECIFICATIONS (CONTINUED)
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Adjustment and Torque Value Specications