The Craftsman 131.8839 lawn tractor is rated at 4 hp (3.0 kW). Its 180 cc (11.04 cu in) displacement works out to about 45.0 cc per horsepower.
TypeLawn tractor
Years1959
ManufacturerRoper
DistributorCraftsman
Engine power
4 hp (3.0 kW)
Transmission
belt-driven gear
Displacement
180 cc (11.04 cu in)
Model year
1959
How this model compares
Low average and high benchmarks for comparable models in this dataset.
Horsepower4 hp
Low
LowAverageHigh
Low 7 hpAvg 11.7 hpHigh 20 hp
Displacement180 cc
Low
LowAverageHigh
Low 245 ccAvg 465 ccHigh 724 cc
OV
Overview
Identity & ownership
Manufacturer
Roper
Distributor
Craftsman
Model years
1959
EN
Engine
Power & service data
Displacement
180 cc (11.04 cu in)
Bore / stroke
2.50 × 2.50 in (64 × 64 mm)
Engine power
4 hp (3.0 kW)
Starter type
manual recoil
TR
Transmission
Drive system
Type
belt-driven gear
Gears
1 forward and reverse
Transmission service
Sealed unit; owner service is not recommended
EL
Electrical & PTO
Battery, charging & PTO
PTO clutch
idler pulley
Specifications are provided as a reference from published TractorData information. Verify critical service values with the applicable operator or service manual. Craftsman website
