Specifications
3
MODEL
MBS
MBS26
ENGINE
Manufacturer/Model
Kohler Command CH740,
2 Cyl. OHV (Air-Cooled)
Kohler Command Pro
®
CH26, 2 Cyl., Gasoline (Air-
Cooled), Electronic Fuel
Injection (EFI)
Displacement
44.0 cu. in. (725 cc)
44.0 cu. in. (725 cc)
HP (@ 3600 RPM)
27.0
26.0
Max. RPM (No Load)
3600 ± 100
3750
Governed RPM
3600 ± 100
3600 ± 100
Max. Torque [ft-lb (N·m) @ RPM]
29.5 (40.0) @ 2400
40 (54.2) @ 2800
Idle RPM
1200 ± 75
1200 ± 75
Spark Plug Type
Champion
®
RC14YC
Champion
®
RC12YC
Spark Plug Gap
.030 in. (0.76 mm)
.030 in. (0.76 mm)
Crankcase Capacity
1.9 qts (1.8 liters)
1.9 qts (1.8 liters)
Crankcase Lubricant
SG/SH/SJ or Higher Grade Oil
Only with 10W-30 Viscosity
Above 0° F (-18° C) or 5W-20
or 5W-30 below 32° F (0° C)
SG/SH/SJ or Higher Grade Oil
Only with 10W-30 Viscosity
Above 0° F (-18° C) or 5W-20
or 5W-30 below 32° F (0° C)
Oil Filter
12 050 01 5 (2-1/2)
12 050 01 5 (2-1/2)
Fuel Tank Capacity
10 Gallons (38.0 liters)
Two Independent Five (5) Gal-
lon Tanks with Selector Valve
10 Gallons (38.0 liters)
Two Independent Five (5) Gal-
lon Tanks with Selector Valve
Fuel
Automotive Grade Unleaded
Gasoline (87 Octane) or
Gasohol (Up to 10% Ethyl
Alcohol, 90% Unleaded
Gasoline by Volume)
Automotive Grade Unleaded
Gasoline (87 Octane) or
Gasohol (Up to 10% Ethyl
Alcohol, 90% Unleaded
Gasoline by Volume)
Cooling System
Air Cooled
Air Cooled
ELECTRICAL SYSTEM
Battery
12 Volt (340 CCA)
12 Volt (340 CCA)
Charging System
15 Amp Alternator
Flywheel Alternator
Charging Output
15 Amp DC (Regulated)
25 Amp DC (Regulated)
System Polarity
Negative Ground
Negative Ground
Ignition
Electronic Capacitive Discharge
Electronic Capacitive Discharge
Starter
12 Volt Electric Key and
Solenoid Operated
12 Volt Electric Ring-Gear
Type, Solenoid Operated
Interlock Switch
Ignition Lockout by Seat
Switch, Transmission Neutral
and Blade Clutch
Ignition Lockout by Seat
Switch, Transmission Neutral
and Blade Clutch
Circuit Breaker
Manual Reset (30A)
Manual Reset (30A)