The New Holland TN65 tractor engine horsepower is 57 hp | 42.5 kW, PTO horsepower is 47 hp | 35.0 kW, and the drawbar horsepower is 46.0 hp | 34.3 kW.
Engine HP57 hp | 42.5 kW
PTO HP47 hp | 35.0 kW
Drawbar HP46.0 hp | 34.3 kW
PTO Transfer82.5%
Torque162 lb-ft | 219.7 Nm
Displacement179 ci | 2.9 L
New Holland TN65 Horsepower Specs
Engine gross horsepower
57 hp | 42.5 kW
Engine net horsepower
53 hp | 39.5 kW
PTO horsepower claimed
47 hp | 35.0 kW
PTO horsepower tested
52.8 hp | 39.4 kW
Drawbar horsepower tested
46.0 hp | 34.3 kW
New Holland TN65 Useful Horsepower Calculations
PTO-to-engine power transfer
82.5% of engine hp reaches the PTO
Drawbar-to-engine power transfer
80.7% of engine hp reaches the drawbar
Drawbar-to-PTO power ratio
97.9% drawbar hp vs PTO hp
Engine size per PTO horsepower
3.8 ci per PTO hp
PTO horsepower per liter
16.2 PTO hp per L
Engine size per engine horsepower
3.1 ci per engine hp
Engine horsepower per liter
19.7 engine hp per L
Torque per PTO horsepower
3.4 lb-ft per PTO hp
Fuel tank per PTO horsepower
0.4 gal per PTO hp
New Holland TN65 Engine Specs
Displacement
179 ci | 2.9 L
Bore and stroke
4.094×4.528 inches | 104 x 115 mm
Compression
18:1
Rated RPM
2300
Torque
162 lb-ft | 219.7 Nm
Torque RPM
1400
New Holland TN65 Fuel, Cooling, Starting & Service Specs
Fuel capacity
19.5 gal | 73.8 L
Starter volts
12
Battery volts
12
New Holland TN65 Horsepower Comparison Charts
Engine horsepower comparison
This model
57 hp
Average
80 hp
Low
45 hp
High
120 hp
PTO horsepower comparison
This model
47 hp
Average
65 hp
Low
35 hp
High
105 hp
Drawbar horsepower comparison
This model
46 hp
Average
55 hp
Low
30 hp
High
95 hp
Displacement comparison
This model
179 ci
Average
260 ci
Low
150 ci
High
380 ci
Torque comparison
This model
162 lb-ft
Average
240 lb-ft
Low
120 lb-ft
High
420 lb-ft
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
3.8 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 TN65 Horsepower FAQ
How much horsepower does the New Holland TN65 have?
The listed engine output is 57 hp, below the 80 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 57 hp.
How much PTO horsepower does the New Holland TN65 have?
The listed PTO output is 47 hp, below the 65 hp benchmark average. For real use, size PTO implements below or near 47 hp rather than using a bigger engine-horsepower number.
How much drawbar horsepower does the New Holland TN65 have?
The listed drawbar output is 46 hp, below the 55 hp benchmark average. For pulling work, the safer assumption is about 46 hp at the drawbar before soil, ballast and tire limits are considered.
How much engine power reaches the PTO on the New Holland TN65?
The PTO-to-engine transfer works out to 82.5%, from 57 engine hp to 47 PTO hp. That is a normal usable range for judging PTO implement fit.
How efficient is the New Holland TN65 for pulling work?
The drawbar-to-engine transfer is about 80.7%, from 57 engine hp to 46 drawbar hp. That gives a more grounded pulling estimate than engine horsepower alone.
Is the New Holland TN65 better judged by PTO hp or drawbar hp?
The drawbar output is about 97.9% of PTO output, comparing 46 drawbar hp with 47 PTO hp. That helps separate pulling ability from PTO implement ability.
How big is the New Holland TN65 engine?
The engine displacement is 179 ci, below the 260 ci benchmark average. Smaller displacement usually means less engine size behind each horsepower number.
Is the New Holland TN65 engine stressed for its PTO horsepower?
The engine has about 3.8 cubic inches per PTO hp, using 179 ci and 47 PTO hp. That is close to the normal benchmark for this category.
How much PTO horsepower per liter does the New Holland TN65 make?
The output density is about 16.2 PTO hp per liter, using 47 PTO hp and 2.9 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.
