The New Holland T4040 tractor engine horsepower is 84 hp | 62.6 kW, PTO horsepower is 70 hp | 52.2 kW, and the drawbar horsepower is 64.0 hp | 47.7 kW.
Engine HP84 hp | 62.6 kW
PTO HP70 hp | 52.2 kW
Drawbar HP64.0 hp | 47.7 kW
PTO Transfer83.3%
Displacement274 ci | 4.5 L
New Holland T4040 Horsepower Specs
Engine gross horsepower
84 hp | 62.6 kW
PTO horsepower claimed
70 hp | 52.2 kW
PTO horsepower tested
75.4 hp | 56.2 kW
Drawbar horsepower tested
64.0 hp | 47.7 kW
New Holland T4040 Useful Horsepower Calculations
PTO-to-engine power transfer
83.3% of engine hp reaches the PTO
Drawbar-to-engine power transfer
76.2% of engine hp reaches the drawbar
Drawbar-to-PTO power ratio
91.4% drawbar hp vs PTO hp
Engine size per PTO horsepower
3.9 ci per PTO hp
PTO horsepower per liter
15.6 PTO hp per L
Engine size per engine horsepower
3.3 ci per engine hp
Engine horsepower per liter
18.7 engine hp per L
Rated speed per PTO horsepower
32.9 rpm per PTO hp
New Holland T4040 Engine Specs
Engine type
turbocharged intercooled diesel
Displacement
274 ci | 4.5 L
Bore and stroke
4.094×5.197 inches | 104 x 132 mm
Rated RPM
2300
New Holland T4040 Fuel, Cooling, Starting & Service Specs
Starter volts
12
Battery volts
12
New Holland T4040 Horsepower Comparison Charts
Engine horsepower comparison
This model
84 hp
Average
80 hp
Low
45 hp
High
120 hp
PTO horsepower comparison
This model
70 hp
Average
65 hp
Low
35 hp
High
105 hp
Drawbar horsepower comparison
This model
64 hp
Average
55 hp
Low
30 hp
High
95 hp
Displacement comparison
This model
274 ci
Average
260 ci
Low
150 ci
High
380 ci
Rated RPM comparison
This model
2,300 rpm
Average
2,200 rpm
Low
1,800 rpm
High
2,700 rpm
Engine size per PTO HP
This model
3.9 ci/hp
Average
3.5 ci/hp
Low
2.2 ci/hp
High
5.8 ci/hp
Benchmarks use practical low, average and high ranges for the utility tractor category. Use the operator manual and actual engine/tractor configuration before sizing implements or judging working power.
New Holland T4040 Horsepower FAQ
How much horsepower does the New Holland T4040 have?
The listed engine output is 84 hp, close to the 80 hp benchmark average. That puts the tractor in a normal working range for this benchmark group, with 84 hp as the main engine number.
How much PTO horsepower does the New Holland T4040 have?
The listed PTO output is 70 hp, close to the 65 hp benchmark average. Use 70 PTO hp as the practical implement-sizing number.
How much drawbar horsepower does the New Holland T4040 have?
The listed drawbar output is 64 hp, above the 55 hp benchmark average. That makes the 64 hp drawbar number more useful than engine hp for tillage and heavy pulling.
How much engine power reaches the PTO on the New Holland T4040?
The PTO-to-engine transfer works out to 83.3%, from 84 engine hp to 70 PTO hp. That is a normal usable range for judging PTO implement fit.
How efficient is the New Holland T4040 for pulling work?
The drawbar-to-engine transfer is about 76.2%, from 84 engine hp to 64 drawbar hp. That gives a more grounded pulling estimate than engine horsepower alone.
Is the New Holland T4040 better judged by PTO hp or drawbar hp?
The drawbar output is about 91.4% of PTO output, comparing 64 drawbar hp with 70 PTO hp. That helps separate pulling ability from PTO implement ability.
How big is the New Holland T4040 engine?
The engine displacement is 274 ci, close to the 260 ci benchmark average. It is close to the normal engine-size range for this horsepower class.
Is the New Holland T4040 engine stressed for its PTO horsepower?
The engine has about 3.9 cubic inches per PTO hp, using 274 ci and 70 PTO hp. That is close to the normal benchmark for this category.
How much PTO horsepower per liter does the New Holland T4040 make?
The output density is about 15.6 PTO hp per liter, using 70 PTO hp and 4.5 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.
