Roper T322 RT-13
The Roper T322 RT-13 is a tractor produced by Roper Lawn Tractors. It is equipped with a 494 cc 30.16 ci engine. The listed engine power is Gasoline (gross): 13 hp / 9.7 kW. Transmission: Roper.
Engine Power
Gasoline (gross): 13 hp / 9.7 kW
Fuel & Capacities
2.5 gal
9.5 L
Transmission
Roper
Overview
![]() | 1973 - 1977
Garden tractor |
|---|
Production | |
|---|---|
Manufacturer | Roper |
Garden tractor | |
Built in Orangeburg, South Carolina, USA | |
Variants | |
|---|---|
T322 | gear |
T323 | hydrostatic |
Roper T322 Engine | |
|---|---|
13HP Briggs & Stratton 494cc 1-cyl gasoline | |
Fuel tank | 2.5 gal
9.5 L |
Engine details ... | |
Roper T322 Transmission | |
|---|---|
6-speed gear | |
Transmission details ... |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Tractor hitch | |
|---|---|
Type | Roper Tri-Hitch |
Dimensions & Tires | |
|---|---|
Wheelbase | 43.375 inches
110 cm |
Front tire | 16x5.50-8 |
Rear tire | 23x8.50-12 |
Full dimensions and tires ... | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
References | |
|---|---|
![]() | |
Lawn and Garden Power Equipment published in 1973, by Roper | |
Ride the Big Red Roper published in 1974 | |
Roper '76 published in 1976 | |
Garden Tractors published in 1977, by Roper | |
Garden Tractors published in 1978, by Roper | |
Parts and "We Care" Service published in 1986 | |
Service Manual Tractors & Attachments published in 1973 |
Engine
Engine Detail — 494 cc / 30.16 ci Gasoline
Manufacturer | Briggs & Stratton 302437 |
Fuel Type | Gasoline |
Configuration | 1-cylinder, air-cooled horizontal-shaft |
Displacement | 494 cc
30.16 ci |
Bore/Stroke | 3.4375x3.25 inches
87 x 83 mm |
Power (gross) | 13 hp
9.7 kW |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — Roper
Transmission | Roper |
Type | belt-driven gear |
Gears | 6 forward and 2 reverse |
![]() | |
Dimensions
Roper T322 Tires | |
|---|---|
Lawn/turf front | 16x5.50-8 |
Lawn/turf rear | 23x8.50-12 |
Dimensions | |
|---|---|
Wheelbase | 43.375 inches
110 cm |
Length | 65.125 inches
165 cm |
Width | 39.5 inches
100 cm |
Height | 35 inches
88 cm |
Attachments
Attachment overview | |
|---|---|
42" mid-mount mower deck | |
48" mid-mount mower deck | |
Snowblower | |
Blade | |
Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments. |
Photos
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Roper Lawn Tractors Roper T322 RT-13.
Estimated Continuous Field Runtime: 3.7 hrs
Approximately 3.7 hours of continuous field operation at ~75% rated power on a full tank (2.5 gal / 9.5 L).
Estimated 75% Load Fuel Burn~0.7 gal/hr (2.6 L/hr)
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
Roper Lawn Tractors Roper T322 RT-13 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Roper Lawn Tractors Roper T322 RT-13.
Converted Equivalents:
Horsepower (HP)13 hp
Kilowatts (kW)9.7 kW
Metric Horsepower (PS / CV)13.2 PS
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