Craftsman lawn tractors

Craftsman 131.8550

The Craftsman 131.8550 is a 1967 lawn tractor built by Roper and distributed by Craftsman (a part of Sears). It features a 6 hp Tecumseh H60 221cc 1-cylinder air-cooled gasoline engine with electric start. The transmission is a belt-driven gear type with 3 forward and 1 reverse gears. It has two-wheel drive, manual steering, and an open operator station. The tractor weighs between 356 lbs (recoil start) and 432 lbs (electric start). Tires are 12.50x3.75 front and 16x5.25 rear. Attachments include a 36-inch mid-mount mower deck with 2 blades and manual lift. Original price was $375 in 1967.
Power6 hp
Founded36" deck
Model131.8550

Technical Specifications

Detailed specifications and technical data for Craftsman 131.8550

Engine
Typegasoline
ModelTecumseh H60
Coolingair-cooled horizontal-shaft
Starterelectric
Cylinders1-cylinder
Point gap0.020 inches
Bore/Stroke2.625x2.50 inches
Displacement221 cc
Power (gross)6 hp
Sparkplug gap0.030 inches
Starter volts12
Point gap (mm)0.508 mm
Bore/Stroke (mm)67 x 64 mm
Power (gross kW)4.5 kW
Displacement (ci)13.53 ci
Sparkplug gap (mm)0.762 mm
Intake valve clearance0.010 inches
Exhaust valve clearance0.010 inches
Intake valve clearance (mm)0.254 mm
Exhaust valve clearance (mm)0.254 mm
Overview
TypeLawn tractor
NotesRoper built
Production1967
DistributorCraftsman (a part of Sears)
ManufacturerRoper
Original price$375 in 1967
Dimensions
Rear tire16x5.25
Front tire12.50x3.75
Shipping weight356 lbs (recoil)
Shipping weight (kg)161 kg
Shipping weight electric start432 lbs (electric)
Shipping weight electric start (kg)195 kg
Electrical
Groundnegative
Battery volts12
Mechanical
DriveTwo-wheel drive
SteeringManual steering
Operator stationOpen operator station
Attachments
Deck details2-blade with manual lift
Cutting width36 inches
36" Mower deckmid-mount Craftsman
Transmission
Typebelt-driven gear
Gears3 forward and 1 reverse