The Kubota M8970 tractor engine horsepower found is 97 hp. PTO horsepower found is 85 hp.
Engine HP97 hp
PTO HP85 hp
Power / weight12.6 hp per 1,000 lb
Kubota M8970 Horsepower Specs
Engine horsepower
97 hp
PTO horsepower
85 hp
Rated engine RPM
2,600 rpm
Engine torque
248.2 lb-ft (337 Nm)
Engine displacement
262.4 cu in (4.3 L)
Engine cylinders
4 cylinders
Engine
Kubota 4.3L
Operating weight
7,716 lb (3,500 kg)
PTO-to-engine ratio
87.6% of engine horsepower
Power-to-weight
12.6 hp per 1,000 lb
Horsepower class
lower field-tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
97 hp
Average
180 hp
Low
110 hp
High
300 hp
PTO horsepower benchmark
This model
85 hp
Average
150 hp
Low
90 hp
High
260 hp
Operating weight benchmark
This model
7,716 lb
Average
19,000 lb
Low
11,000 lb
High
33,000 lb
Power-to-weight benchmark
This model
12.6 hp/1k lb
Average
10 hp/1k lb
Low
6 hp/1k lb
High
16 hp/1k lb
Benchmarks are general reference ranges for larger field tractors.
Kubota M8970 Horsepower FAQ
Engine horsepower
The Kubota M8970 tractor engine horsepower found is 97 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota M8970 is 85 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements.
Horsepower class
The Kubota M8970 is listed as lower field-tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota M8970 is 2,600 rpm. This is the engine speed used for the listed power rating.
Engine torque
The engine torque found for the Kubota M8970 is 248.2 lb-ft (337 Nm). Torque helps describe low-speed pulling feel, while horsepower describes power output over engine speed.
Engine specs found
Engine specs found for the Kubota M8970 include Kubota 4.3L, 262.4 cu in (4.3 L) displacement, and 4 cylinders.
Operating weight
The operating weight found for the Kubota M8970 is 7,716 lb (3,500 kg). Weight matters because the same horsepower feels different in a light mower than in a heavy tractor.
PTO-to-engine horsepower ratio
The PTO-to-engine horsepower ratio for the Kubota M8970 is 87.6% of engine horsepower based on the figures found.
Power-to-weight
The calculated power-to-weight figure for the Kubota M8970 is 12.6 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
The practical split on the Kubota M8970 is engine power at 97 hp and PTO power at 85 hp.
Official information note
Mistakes do happen. Check the operator manual, service manual and official kubotausa.com website for official horsepower, PTO horsepower, engine RPM, torque and operating-weight specifications before buying implements or servicing the machine.
