Troy-Bilt 1668R
The Troy-Bilt 1668R is a tractor produced by Troy Bilt Lawn Tractors. It is equipped with a 655 cc 40 ci engine. The listed engine power is Gasoline (listed): 16 hp / 11.9 kW. Transmission: Eaton 11.
Engine Power
Gasoline (listed): 16 hp / 11.9 kW
Fuel & Capacities
Gasoline
Transmission
Eaton 11
Overview
![]() | 1989
Garden tractor |
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Production | |
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Manufacturer | Troy-Bilt |
Garden tractor | |
Built in Port Washington, Wisconsin, USA | |
Troy-Bilt 1668R Engine | |
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16HP Briggs & Stratton 655cc 2-cyl gasoline | |
Engine details ... |
Troy-Bilt 1668R Transmission | |
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hydrostatic | |
Transmission details ... |
Mechanical | |
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Two-wheel drive | |
Open operator station. |
Dimensions & Tires | |
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Front tire | 16x6.50-8 |
Rear tire | 23x10.50-12 |
Full dimensions and tires ... | |
Electrical | |
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Ground | negative |
Battery volts | 12 |
Engine
Engine Detail — 655 cc / 40 ci Gasoline
Manufacturer | Briggs & Stratton 402447 |
Fuel Type | Gasoline |
Configuration | 2-cylinder, air-cooled |
Displacement | 655 cc
40 ci |
Bore/Stroke | 3.44x2.16 inches
87 x 55 mm |
Power | 16 hp
11.9 kW |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — Eaton 11
Transmission | Eaton 11 |
Type | shaft-driven hydrostatic |
Gears | infinite forward and reverse |
Dimensions
Troy-Bilt 1668R Tires | |
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Lawn/turf front | 16x6.50-8 |
Lawn/turf rear | 23x10.50-12 |
Dimensions |
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Photos
Recommended Implements & Sizing Guide
Engineering recommendations for Troy Bilt Lawn Tractors Troy-Bilt 1668R based on its 16 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Troy Bilt Lawn Tractors Troy-Bilt 1668R.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Troy Bilt Lawn Tractors Troy-Bilt 1668R Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Troy Bilt Lawn Tractors Troy-Bilt 1668R.
Converted Equivalents:
Horsepower (HP)16 hp
Kilowatts (kW)11.9 kW
Metric Horsepower (PS / CV)16.2 PS
Direct Competitor Comparison
Compare Troy-Bilt 1668R against same-era industry alternatives in the same horsepower class.
Current Model
Troy Bilt Lawn Tractors
Troy-Bilt 1668R
Engine Power:Gasoline (listed): 16 hp / 11.9 kW
★ Baseline Reference
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