Montgomery Ward

Twin 20

Lawn tractor · 1975–1976 · 19 hp

The Montgomery Ward Twin 20 is a lawn tractor manufactured from 1975 to 1976. It features a Onan CCKB engine, and manual steering. The transmission is a hydrostatic type with infinite forward and reverse (3-range).

Engine

EngineOnan CCKB
Fuel Typegasoline
Cylinders2
Coolingair-cooled horizontal-shaft opposed-twin
Displacement49.8 ci (816 cc)
Bore3.25 in (83 mm)
Stroke3 in (76 mm)
Compression Ratio7
Power Gross19.9 hp (14.8 kW)
Air Cleanerpaper element
Starter Volts12
Starter Typeelectric
Oil Capacity4 qts (3.8 L)
ManufacturerOnan
Rated3,600 RPM
Idle1300-3850 RPM
Sparkplug Gap0.03 in (0.64 mm)
Oil Change Interval Hours100

Transmission

Transmission Typehydrostatic
Transmission ModelSundstrand
Gearsinfinite forward and reverse (3-range)
Oil Capacity6 qts (5.7 L)
Oil TypeATF A ATF F Dextron

Hydraulics

Pressure500 psi (34.5 bar)

PTO

Rear2,000 RPM
Rear Typeindependent
Front Typeindependent

Hitch

Rear Type0

Dimensions

Length83 in (210 cm)
Width56 in (142 cm)
Height48 in (121 cm)
Wheelbase56 in (142 cm)

Weight

Weight1,300 lbs (589 kg)
Shipping1,300 lbs (589 kg)

Tires & Tracks

Front Ag20x8.00-10
Rear Ag29x12.00-15

Fuel

Capacity3.8 gal (14.4 L)

Steering

Typemanual

Attachments

60" mid-mount mower deckSnowblowerBladeFront-end loaderBackhoe
Mower Deck60 in (152 cm)
Digging Depth72 in (182 cm)
Backhoe ModelMontgomery Ward 33319 Backhoe