The Kubota B7800 tractor engine horsepower found is 30 hp. PTO horsepower found is 22 hp.
Engine HP30 hp
PTO HP22 hp
Power / weight17.2 hp per 1,000 lb
Kubota B7800 Horsepower Specs
Engine horsepower
30 hp
PTO horsepower
22 hp
Rated engine RPM
2,600 rpm
Engine displacement
97.6 cu in (1.6 L)
Engine model
Kubota D1703
Operating weight
1,741 lb (790 kg)
PTO-to-engine ratio
73.3% of engine horsepower
Power-to-weight
17.2 hp per 1,000 lb
Horsepower class
mid-size compact tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
30 hp
Average
32 hp
Low
16 hp
High
60 hp
PTO horsepower benchmark
This model
22 hp
Average
25 hp
Low
12 hp
High
50 hp
Operating weight benchmark
This model
1,741 lb
Average
2,500 lb
Low
1,300 lb
High
4,500 lb
Power-to-weight benchmark
This model
17.2 hp/1k lb
Average
14 hp/1k lb
Low
8 hp/1k lb
High
25 hp/1k lb
Benchmarks are general reference ranges for compact tractors.
Kubota B7800 Horsepower FAQ
Engine horsepower
The Kubota B7800 tractor engine horsepower found is 30 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota B7800 is 22 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements.
Horsepower class
The Kubota B7800 is listed as mid-size compact tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota B7800 is 2,600 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Kubota B7800 include Kubota D1703 and 97.6 cu in (1.6 L) displacement.
Operating weight
The operating weight found for the Kubota B7800 is 1,741 lb (790 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 B7800 is 73.3% of engine horsepower based on the figures found.
Power-to-weight
The calculated power-to-weight figure for the Kubota B7800 is 17.2 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
The practical split on the Kubota B7800 is engine power at 30 hp and PTO power at 22 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.
