Specifications

Engine (Model JS20, JS30)

Manufacturer Briggs and Stratton

Model Series Quantum®

Cycle 4

Displacement 189.6 cc (11.57 cu in.)

Air Cleaner Paper Element with Foam Pre-Cleaner

Bore 68.26 mm (2-11/16 in.)

Stroke 51.99 mm (2-3/64 in.)

Spark Plug Gap 0.76 mm (0.030 in.)

Spark Plug Torque 20 N·m (15 lb-ft)

Armature Air Gap 0.15-0.25 mm (0.006-0.010 in.)

Intake Valve Clearance 0.13-0.18 mm (0.005-0.07 in.)

Exhaust Valve Clearance 0.18-0.23 mm (0.007-0.09 in.)

Engine (Model JS40)

Manufacturer Briggs and Stratton

Model Series Intek®

Cycle 4

Displacement 189.7 cc (11.58 cu in.)

Air Cleaner Paper Element with Foam Pre-Cleaner

Bore 68.26 mm (2-11/16 in.)

Stroke 52.0 mm (2-3/64 in.)

Spark Plug Gap 0.51 mm (0.020 in.)

Spark Plug Torque 20 N·m (15 lb-ft)

Armature Air Gap 0.15-0.36 mm (0.006-0.014 in.)

Intake Valve Clearance 0.10-0.15 mm (0.004-0.06 in.)

Exhaust Valve Clearance 0.10-0.20 mm (0.004-0.08 in.)

Capacities

Fuel Tank 2.0 L (2.1 qt)

Engine Oil 0.6 L (20 oz)

Rear Grass Bag 74 L (2.5 bu)

Machine Specifications

Deck Material Steel

Cutting Height Range 30 - 107 mm (1.2 - 4.2 in.)

Cutting Width 53.3 cm (21 in.)

Blade Hardware Torque 54 N·m (40 lb-ft)

Weight (Approximately) 50 kg (110 lb)

Recommended Lubricants

Grease General all-purpose, NLGI grade No.2

Fuel 87 Octane Gasoline or higher

Fuel Blends Up to 10% Ethenol or 15% MTBE Reformulated

Engine Oil TORQ-GARD SUPREME® (SAE 30 or SAE 10W-30)

(Specifications and design subject to change without notice)