The New Holland TN90F tractor engine horsepower is 91.1 hp | 67.9 kW, and PTO horsepower is 80 hp | 59.7 kW.
New Holland TN90F Horsepower Specs
| Engine gross horsepower | 91.1 hp | 67.9 kW |
|---|---|
| Engine net horsepower | 88 hp | 65.6 kW |
| PTO horsepower claimed | 80 hp | 59.7 kW |
New Holland TN90F Useful Horsepower Calculations
| PTO-to-engine power transfer | 87.8% of engine hp reaches the PTO |
|---|---|
| Engine size per PTO horsepower | 3 ci per PTO hp |
| PTO horsepower per liter | 20.5 PTO hp per L |
| Engine size per engine horsepower | 2.6 ci per engine hp |
| Engine horsepower per liter | 23.4 engine hp per L |
| Rated speed per PTO horsepower | 28.8 rpm per PTO hp |
New Holland TN90F Engine Specs
| Engine type | turbocharged diesel |
|---|---|
| Displacement | 238.5 ci | 3.9 L |
| Bore and stroke | 4.094×4.528 inches | 104 x 115 mm |
| Compression | 16.5:1 |
| Rated RPM | 2300 |
New Holland TN90F Fuel, Cooling, Starting & Service Specs
| Starter volts | 12 |
|---|---|
| Battery volts | 12 |
| Firing order | 1-3-4-2 |
New Holland TN90F Horsepower Comparison Charts
Engine horsepower comparison
PTO horsepower comparison
Displacement comparison
Rated RPM comparison
Engine size per PTO 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 TN90F Horsepower FAQ
How much horsepower does the New Holland TN90F have?
The listed engine output is 91.1 hp, above the 80 hp benchmark average. That is a higher-power result, so ballast, tire setup and implement width matter if you want to use the full 91.1 hp.
How much PTO horsepower does the New Holland TN90F have?
The listed PTO output is 80 hp, above the 65 hp benchmark average. That is the number to use for mowers, balers, augers, pumps and other PTO tools that need up to about 80 hp.
How much engine power reaches the PTO on the New Holland TN90F?
The PTO-to-engine transfer works out to 87.8%, from 91.1 engine hp to 80 PTO hp. That is a normal usable range for judging PTO implement fit.
How big is the New Holland TN90F engine?
The engine displacement is 238.5 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 TN90F engine stressed for its PTO horsepower?
The engine has about 3 cubic inches per PTO hp, using 238.5 ci and 80 PTO hp. That is a smaller-displacement, higher-output style result.
How much PTO horsepower per liter does the New Holland TN90F make?
The output density is about 20.5 PTO hp per liter, using 80 PTO hp and 3.9 L of displacement. Higher hp/L means more output squeezed from each liter; lower hp/L usually means a more relaxed engine tune.
What rpm is the New Holland TN90F rated at?
The rated speed is 2,300 rpm, close to the 2,200 rpm benchmark average. The 2,300 rpm figure is around normal for this class.
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.
