Walker MT User Manual

Specifications
3
MODEL
MT 20.0 HP MT 25.0 HP
ENGINE
Manufacturer/Model Kohler CH20, 2 Cyl.,
Gasoline (Air Cooled)
Kohler CH25, 2 Cyl.,
Gasoline (Air Cooled)
Displacement 38.1 cu. in. (624 cc) 44.0 cu. in. (725 cc)
HP (@ 3600 RPM) 20.0 25.0
Max. RPM (No Load) 3750 3750
Governed RPM 3600 3600
Max. Torque [ft-lb (N
⋅m) @ RPM] 32 (43.4) @ 2500 39.5 (53.6) @ 2400
Idle RPM 1200 ± 75 1200 ± 75
Spark Plug Type Champion

RC12YC Champion

RC12YC
Spark Plug Gap .030 in. (.76 mm) .030 in. (.76 mm)
Crankcase Capacity 2.1 qts (2.0 liters) 2.1 qts (2.0 liters)
Crankcase Lubricant API SF, SG, or SH Grade Oil
Only with 10W-30 Viscosity
above 0° F (-18° C), or 5W-20
or 5W-30 Viscosity below 32° F
(0° C)
API SF, SG, or SH Grade Oil
Only with 10W-30 Viscosity
above 0° F (-18° C), or 5W-20
or 5W-30 Viscosity below 32° F
(0° C)
Fuel Tank Capacity 4.3 Gallons (16.3 liters) 4.3 Gallons (16.3 liters)
Fuel Regular Grade Unleaded
Gasoline (87 Octane)
Regular Grade Unleaded
Gasoline (87 Octane)
Cooling System Capacity Air Cooled Air Cooled
ELECTRICAL SYSTEM
Battery 12 Volt, 35AH, 295 CCA 12 Volt, 35AH, 295 CCA
Charging System Flywheel Alternator Flywheel Alternator
Charging Output 15 Amp DC (Regulated) 15 Amp DC (Regulated)
System Polarity Negative Ground Negative Ground
Ignition Electronic Capacitive
Discharge
Electronic Capacitive
Discharge
Starter 12 Volt Electric Ring-Gear
Type, Solenoid Shift
12 Volt Electric Ring-Gear
Type, Solenoid Shift
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)
TRANSMISSION
Manufacturer/Model Dual Hydrostatic, Eaton
Model 7, Each Wheel
Independently Driven
Dual Hydrostatic, Eaton
Model 7, Each Wheel
Independently Driven
Steering Hand Lever Control /
Individual Wheel
Hand Lever Control /
Individual Wheel
Forward Speed Control Precision Friction Lock Lever,
Cruise Control, with
Neutral-Park Position
Precision Friction Lock Lever,
Cruise Control, with
Neutral-Park Position

Walker MT Specifications

General

Category	Lawn Mower
Manufacturer	Walker
Model	MT
Fuel Type	Gasoline
Transmission Type	Hydrostatic
Deck Material	Steel
Engine	Kohler Command Pro