The Wheel Horse 616-Z is a lawn tractor that features a 16 hp engine, positioning it centrally within its class in terms of power output. Manufactured between 1990 and 1992, this model is equipped with a 2-cylinder petrol air-cooled engine, coupled with a hydrostatic transmission and two-wheel drive. The listed weight of the Wheel Horse 616-Z is 326 kg, and it is designed for use on areas of up to 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
16 hp
Weight
326 kg
Catalogue coverage
Variants represented
2
Richest spec table
42 rows
Recorded power
16 hp
Recorded weight
326 kg
Transmissions
hydrostatic
Production years
1990-1992
Verified variants
0
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Overview
ManufacturerWheel Horse (a part of Toro)Reference
Zero-turn mowerReference
Two-wheel driveReference
Power steeringReference
Open operator station.Reference
Engine
16HP Onan 721cc 2-cyl gasolineReference
Fuel tank11.4 LReference
Onan P216VReference
gasolineReference
2-cylinderReference
air-cooled vertical-shaft opposed-twinReference
Displacement44 ciReference
Bore/Stroke83 x 67 mmReference
Power11.9 kWReference
StarterelectricReference
Starter volts12Reference
Transmission
hydrostaticReference
TransmissionEaton 781Reference
TypehydrostaticReference
Gearsinfinite forward and reverseReference
PTO & Hydraulics
Mid PTOindependentReference
ClutchelectricReference
Dimensions
Wheelbase106 cmReference
Weight326 kgReference
Front tire11x4.00-5Reference
Rear tire18x9.50-8Reference
38" mid-mount mower deckReference
42" mid-mount mower deckReference
52" mid-mount mower deckReference
bladeReference
Lawn/turf front11x4.00-5Reference
Lawn/turf rear18x9.50-8Reference
Length182 cmReference
Width101 cmReference
616-Z Serial Numbers
Location:Serial number plate on the left side of the machine, behind the left drive wheel.Reference
Electrical
GroundnegativeReference
Battery CCA280Reference
Battery volts12Reference
Attachment overview
38" mid-mount mower deckReference
42" mid-mount mower deckReference
52" mid-mount mower deckReference
BladeReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
