The Gravely 8166 is a lawn tractor with an engine rating of approximately 16 hp, a typical power output for its class. It was manufactured in 1979 and features a 1-cylinder petrol air-cooled engine, coupled with a two-wheel drive system and an 8-speed gearbox. The tractor is designed for operation on areas of up to 200 acres. Specifications for the UK and US models are available.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
16 hp
Catalogue coverage
Variants represented
2
Richest spec table
20 rows
Recorded power
16 hp
Transmissions
8-speed gear
Production years
1979-1979
Verified variants
0
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Overview
ManufacturerGravelyReference
Garden tractorReference
Two-wheel driveReference
Open operator station.Reference
Variants
8166mechanical liftReference
8167hydraulic liftReference
Engine
16HP Briggs & Stratton 1-cyl gasolineReference
Briggs & StrattonReference
gasolineReference
1-cylinderReference
air-cooled horizontal-shaftReference
Power (gross)11.9 kWReference
StarterelectricReference
Starter volts12Reference
Transmission
8-speed gearReference
TypegearReference
Gears8 forward and 4 reverseReference
Oil capacity5.7 LReference
Oil type10W-40 SCReference
Four gears (1-4) in two ranges (low-high) with forward/reverse clutches. The directional clutch must be in neutral to shift gears or ranges.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
