Sears SS/16 Twin 917.25750

The Sears SS/16 Twin 917.25750 is a tractor produced by Sears Lawn Tractors. It is equipped with a 659 cc 40.25 ci engine. The listed engine power is Gasoline (gross): 16 hp / 11.9 kW. Transmission: 6 forward and 2 reverse. Operating weight: 675 lbs 306 kg.

Engine Power

Gasoline (gross): 16 hp / 11.9 kW

Fuel & Capacities

Gasoline

Transmission

6 forward and 2 reverse

Operating Weight

675 lbs 306 kg

Overview

	1973 - 1976 Model year 1973-19741975-1976 Garden tractorRoper built Garden tractor Roper built

Production
Distributor	Sears
Manufacturer	Roper
Garden tractor
Original price	$1214 (1973 )
	$1259 (1974 )

Sears SS/16 Twin Engine
16HP Onan 659cc 2-cyl gasoline
Engine details ...

Sears SS/16 Twin Transmission
6-speed gear
Transmission details ...

Mechanical
Two-wheel drive
Manual steering
Open operator station. Soft-side weather cab optional.

Tractor hitch
Type	Sears 3-point hitch OptOptional

Power Take-off (PTO)
Mid PTO	independent
Clutch	manual

Dimensions & Tires
Weight	675 lbs 306 kg
Front tire	16x6.50
Rear tire	23x9.50
Full dimensions and tires ...

Electrical
Ground	negative
Battery volts	12
Battery AH	39

References

Lawn and Garden Tractors published in 1973, by Sears
Lawn and Garden Tractors published in 1974, by Sears
Suburban, Farm and Ranch Catalog published in 1973, by Sears
Spring through Summer 1973 published by Sears*
1974 Suburban Farm and Ranch Catalog published by Sears
Spring through Summer 1974 published by Sears
*Publication contains known errors.

Engine

Engine Detail — 659 cc / 40.25 ci Gasoline

Manufacturer	Onan BF-MS
Fuel Type	Gasoline
Configuration	2-cylinder, air-cooled horizontal-shaft opposed twin
Displacement	659 cc 40.25 ci
Bore/Stroke	3.125x2.625 inches 79 x 67 mm
Power (gross)	16 hp 11.9 kW
Rated RPM	3600
Starter	electric
Starter volts	12

Sears SS/16 Twin Engine

Transmission

Transmission — 6 forward and 2 reverse belt-driven gear

Type	belt-driven gear
Gears	6 forward and 2 reverse
Three gears (1-3) plus reverse (R) in two ranges (low and high).

Dimensions

Sears SS/16 Twin Tires
Lawn/turf front	16x6.50
Lawn/turf rear	23x9.50

Dimensions
Length	72 inches 182 cm
Width	36 inches 91 cm
Height	44 inches 111 cm
Shipping weight	675 lbs 306 kg

Attachments

Attachment overview
42" mid-mount mower deck
48" mid-mount mower deck
Snowblower
Blade
Front-end loader
Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments.

Photos

Sears SS/16 Twin.

Sears SS/16 Twin, left side.

Recommended Implements & Sizing Guide

Engineering recommendations for Sears Lawn Tractors Sears SS/16 Twin 917.25750 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 Sears Lawn Tractors Sears SS/16 Twin 917.25750.

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

Sears Lawn Tractors Sears SS/16 Twin 917.25750 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Sears Lawn Tractors Sears SS/16 Twin 917.25750.

Enter value:

Unit:

Converted Equivalents:

Horsepower (HP)16 hp

Kilowatts (kW)11.9 kW

Metric Horsepower (PS / CV)16.2 PS

Direct Competitor Comparison

Compare Sears SS/16 Twin 917.25750 against same-era industry alternatives in the same horsepower class.

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