Craftsman 131.9637
The Craftsman 131.9637 is a tractor produced by Craftsman Lawn Tractors. It is equipped with a 305 cc 18.65 ci engine. The listed engine power is Gasoline (listed): 8 hp / 6.0 kW. Transmission: 3 forward and 1 reverse. Operating weight: 404 lbs 183 kg.
Engine Power
Gasoline (listed): 8 hp / 6.0 kW
Fuel & Capacities
1 gal
3.8 L
Transmission
3 forward and 1 reverse
Operating Weight
404 lbs
183 kg
Overview
![]() | 1976
Lawn tractorRoper built
Lawn tractor
Roper built |
|---|
Production | |
|---|---|
Distributor | Craftsman (a part of Sears) |
Manufacturer | Roper |
Lawn tractor | |
Original price was $639 in 1976 | |
Variants | |
|---|---|
9636 | side-discharge |
9637 | rear-discharge |
Craftsman 131.9637 Engine | |
|---|---|
8HP Tecumseh 305cc 1-cyl gasoline | |
Fuel tank | 1 gal
3.8 L |
Engine details ... | |
Craftsman 131.9637 Transmission | |
|---|---|
3-speed gear | |
Transmission details ... |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Disc brakes | |
Open operator station. |
Dimensions & Tires | |
|---|---|
Weight | 404 lbs
183 kg |
Front tire | 15x6 |
Rear tire | 18x9.5 |
Full dimensions and tires ... | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
References | |
|---|---|
![]() | |
Spring/Summer Catalog published in 1976, by Sears |
Engine
Engine Detail — 305 cc / 18.65 ci Gasoline
Manufacturer | Tecumseh VM80 |
Fuel Type | Gasoline |
Configuration | 1-cylinder, air-cooled vertical-shaft |
Displacement | 305 cc
18.65 ci |
Bore/Stroke | 3.06x2.53 inches
78 x 64 mm |
Power | 8 hp
6.0 kW |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — 3 forward and 1 reverse belt-driven gear
Type | belt-driven gear |
Gears | 3 forward and 1 reverse |
Dimensions
Craftsman 131.9637 Tires | |
|---|---|
Lawn/turf front | 15x6 |
Lawn/turf rear | 18x9.5 |
Dimensions | |
|---|---|
Length | 60 inches
152 cm |
Height (steering wheel) | 40 inches
101 cm |
Shipping weight | 404 lbs
183 kg |
Attachments
36" Mower deck | |
|---|---|
Type | mid-mount Craftsman |
2-blade with manual lift | |
Cutting width | 36 inches
91 cm |
Overall width | 37 inches
93 cm |
Cut height | 1.5 to 3.5 inch
3 to 8 cm |
Photos
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Craftsman Lawn Tractors Craftsman 131.9637.
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
Craftsman Lawn Tractors Craftsman 131.9637 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Craftsman Lawn Tractors Craftsman 131.9637.
Converted Equivalents:
Horsepower (HP)8 hp
Kilowatts (kW)6 kW
Metric Horsepower (PS / CV)8.1 PS
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