The New Holland TB120 tractor engine horsepower is 120 hp | 89.5 kW, and PTO horsepower is 96 hp | 71.6 kW.
Engine HP120 hp | 89.5 kW
PTO HP96 hp | 71.6 kW
PTO Transfer80%
Torque358 lb-ft | 485.4 Nm
Displacement456 ci | 7.5 L
New Holland TB120 Horsepower Specs
Engine horsepower
120 hp | 89.5 kW
PTO horsepower claimed
96 hp | 71.6 kW
New Holland TB120 Useful Horsepower Calculations
PTO-to-engine power transfer
80% of engine hp reaches the PTO
Engine size per PTO horsepower
4.8 ci per PTO hp
PTO horsepower per liter
12.8 PTO hp per L
Engine size per engine horsepower
3.8 ci per engine hp
Engine horsepower per liter
16 engine hp per L
Torque per PTO horsepower
3.7 lb-ft per PTO hp
Fuel tank per PTO horsepower
0.4 gal per PTO hp
Rated speed per PTO horsepower
21.9 rpm per PTO hp
New Holland TB120 Engine Specs
Displacement
456 ci | 7.5 L
Bore and stroke
4.40×5.00 inches | 112 x 127 mm
Rated RPM
2100
Torque
358 lb-ft | 485.4 Nm
Torque RPM
1200
New Holland TB120 Fuel, Cooling, Starting & Service Specs
Fuel capacity
37 gal | 140.0 L
Starter volts
12
Battery volts
12
New Holland TB120 Horsepower Comparison Charts
Engine horsepower comparison
This model
120 hp
Average
210 hp
Low
120 hp
High
380 hp
PTO horsepower comparison
This model
96 hp
Average
175 hp
Low
100 hp
High
320 hp
Displacement comparison
This model
456 ci
Average
520 ci
Low
360 ci
High
750 ci
Torque comparison
This model
358 lb-ft
Average
700 lb-ft
Low
350 lb-ft
High
1,250 lb-ft
Rated RPM comparison
This model
2,100 rpm
Average
2,100 rpm
Low
1,600 rpm
High
2,500 rpm
Engine size per PTO HP
This model
4.8 ci/hp
Average
3.3 ci/hp
Low
2 ci/hp
High
5.2 ci/hp
Benchmarks use practical low, average and high ranges for the large ag tractor category. Use the operator manual and actual engine/tractor configuration before sizing implements or judging working power.
New Holland TB120 Horsepower FAQ
How much horsepower does the New Holland TB120 have?
The listed engine output is 120 hp, below the 210 hp benchmark average. That is a lower-power result, so the smarter match is lighter implements and jobs that do not demand more than about 120 hp.
How much PTO horsepower does the New Holland TB120 have?
The listed PTO output is 96 hp, below the 175 hp benchmark average. For real use, size PTO implements below or near 96 hp rather than using a bigger engine-horsepower number.
How much engine power reaches the PTO on the New Holland TB120?
The PTO-to-engine transfer works out to 80%, from 120 engine hp to 96 PTO hp. That is a normal usable range for judging PTO implement fit.
How big is the New Holland TB120 engine?
The engine displacement is 456 ci, below the 520 ci benchmark average. Smaller displacement usually means less engine size behind each horsepower number.
Is the New Holland TB120 engine stressed for its PTO horsepower?
The engine has about 4.8 cubic inches per PTO hp, using 456 ci and 96 PTO hp. That points to a larger-displacement, lower-stress style setup.
How much PTO horsepower per liter does the New Holland TB120 make?
The output density is about 12.8 PTO hp per liter, using 96 PTO hp and 7.5 L of displacement. Higher hp/L means more output squeezed from each liter; lower hp/L usually means a more relaxed engine tune.
How much torque does the New Holland TB120 have?
The listed torque is 358 lb-ft, below the 700 lb-ft benchmark average. With 358 lb-ft listed, gearing matters more when the tractor is loaded hard.
Does the New Holland TB120 have good torque for its PTO horsepower?
The torque-to-PTO-power figure is about 3.7 lb-ft per PTO hp, using 358 lb-ft and 96 PTO hp. A higher number usually points to a slower, gruntier working feel.
What rpm is the New Holland TB120 rated at?
The rated speed is 2,100 rpm, close to the 2,100 rpm benchmark average. The 2,100 rpm figure is around normal for this class.
Official information note
Horsepower and engine specs can vary by year, market, engine option, fuel system, test standard and tractor configuration. Check the operator manual, spec plate, parts book and official newholland.com website before buying parts, sizing implements or making repair decisions.
