The Kubota L4630 tractor engine horsepower found is 47.2 hp. PTO horsepower found is 39.5 hp.
Engine HP47.2 hp
PTO HP39.5 hp
Power / weight13.6 hp per 1,000 lb
Kubota L4630 Horsepower Specs
Engine horsepower
47.2 hp
PTO horsepower
39.5 hp
Rated engine RPM
2,700 rpm
Engine displacement
134.3 cu in (2.2 L)
Engine cylinders
4 cylinders
Engine
Kubota 2.2L
Operating weight
3,472 lb (1,575 kg)
PTO-to-engine ratio
83.7% of engine horsepower
Power-to-weight
13.6 hp per 1,000 lb
Horsepower class
large compact tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
47.2 hp
Average
32 hp
Low
16 hp
High
60 hp
PTO horsepower benchmark
This model
39.5 hp
Average
25 hp
Low
12 hp
High
50 hp
Operating weight benchmark
This model
3,472 lb
Average
2,500 lb
Low
1,300 lb
High
4,500 lb
Power-to-weight benchmark
This model
13.6 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 L4630 Horsepower FAQ
Engine horsepower
The Kubota L4630 tractor engine horsepower found is 47.2 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota L4630 is 39.5 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements.
Horsepower class
The Kubota L4630 is listed as large compact tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota L4630 is 2,700 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Kubota L4630 include Kubota 2.2L, 134.3 cu in (2.2 L) displacement, and 4 cylinders.
Operating weight
The operating weight found for the Kubota L4630 is 3,472 lb (1,575 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 L4630 is 83.7% of engine horsepower based on the figures found.
Power-to-weight
The calculated power-to-weight figure for the Kubota L4630 is 13.6 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
The practical split on the Kubota L4630 is engine power at 47.2 hp and PTO power at 39.5 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.
