Lawn Tractor · 1979Unverified
Gravely 8177
Gravely 8177 — Garden tractor · 17 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
17 hp
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Overview
ManufacturerGravelyReference
Garden tractorReference
Two-wheel driveReference
Open operator station.Reference
Engine
16.5HP Onan 816cc 2-cyl gasolineReference
Onan CCKAReference
gasolineReference
2-cylinderReference
air-cooledReference
Displacement49.8 ciReference
Bore/Stroke76 x 83 mmReference
Power (gross)12.3 kWReference
StarterelectricReference
Starter volts12Reference
Transmission
8-speedReference
Gears8 forward and 4 reverseReference
PTO & Hydraulics
Typeopen centerReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.