The New Holland TM150 tractor engine horsepower is 150 hp | 111.9 kW, PTO horsepower is 120 hp | 89.5 kW, and the drawbar horsepower is 105.0 hp | 78.3 kW.
Engine HP150 hp | 111.9 kW
PTO HP120 hp | 89.5 kW
Drawbar HP105.0 hp | 78.3 kW
PTO Transfer80%
Displacement456 ci | 7.5 L
New Holland TM150 Horsepower Specs
Engine horsepower
150 hp | 111.9 kW
PTO horsepower claimed
120 hp | 89.5 kW
PTO horsepower tested
130.9 hp | 97.6 kW
Drawbar horsepower tested
105.0 hp | 78.3 kW
New Holland TM150 Useful Horsepower Calculations
PTO-to-engine power transfer
80% of engine hp reaches the PTO
Drawbar-to-engine power transfer
70% of engine hp reaches the drawbar
Drawbar-to-PTO power ratio
87.5% drawbar hp vs PTO hp
Engine size per PTO horsepower
3.8 ci per PTO hp
PTO horsepower per liter
16 PTO hp per L
Engine size per engine horsepower
3 ci per engine hp
Engine horsepower per liter
20 engine hp per L
Fuel tank per PTO horsepower
0.7 gal per PTO hp
Rated speed per PTO horsepower
18.3 rpm per PTO hp
New Holland TM150 Engine Specs
Engine type
turbocharged diesel
Displacement
456 ci | 7.5 L
Bore and stroke
4.40×5.00 inches | 112 x 127 mm
Compression
17.5:1
Rated RPM
2200
New Holland TM150 Fuel, Cooling, Starting & Service Specs
Fuel capacity
85 gal | 321.7 L
Starter volts
12
Battery volts
12
Firing order
1-5-3-6-2-4
Operating RPM
1500-2200
New Holland TM150 Horsepower Comparison Charts
Engine horsepower comparison
This model
150 hp
Average
210 hp
Low
120 hp
High
380 hp
PTO horsepower comparison
This model
120 hp
Average
175 hp
Low
100 hp
High
320 hp
Drawbar horsepower comparison
This model
105 hp
Average
150 hp
Low
85 hp
High
280 hp
Displacement comparison
This model
456 ci
Average
520 ci
Low
360 ci
High
750 ci
Rated RPM comparison
This model
2,200 rpm
Average
2,100 rpm
Low
1,600 rpm
High
2,500 rpm
Engine size per PTO HP
This model
3.8 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 TM150 Horsepower FAQ
How much horsepower does the New Holland TM150 have?
The listed engine output is 150 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 150 hp.
How much PTO horsepower does the New Holland TM150 have?
The listed PTO output is 120 hp, below the 175 hp benchmark average. For real use, size PTO implements below or near 120 hp rather than using a bigger engine-horsepower number.
How much drawbar horsepower does the New Holland TM150 have?
The listed drawbar output is 105 hp, below the 150 hp benchmark average. For pulling work, the safer assumption is about 105 hp at the drawbar before soil, ballast and tire limits are considered.
How much engine power reaches the PTO on the New Holland TM150?
The PTO-to-engine transfer works out to 80%, from 150 engine hp to 120 PTO hp. That is a normal usable range for judging PTO implement fit.
How efficient is the New Holland TM150 for pulling work?
The drawbar-to-engine transfer is about 70%, from 150 engine hp to 105 drawbar hp. That gives a more grounded pulling estimate than engine horsepower alone.
Is the New Holland TM150 better judged by PTO hp or drawbar hp?
The drawbar output is about 87.5% of PTO output, comparing 105 drawbar hp with 120 PTO hp. That helps separate pulling ability from PTO implement ability.
How big is the New Holland TM150 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 TM150 engine stressed for its PTO horsepower?
The engine has about 3.8 cubic inches per PTO hp, using 456 ci and 120 PTO hp. That points to a larger-displacement, lower-stress style setup.
How much PTO horsepower per liter does the New Holland TM150 make?
The output density is about 16 PTO hp per liter, using 120 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.
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.
