The Massey Ferguson 573 tractor engine horsepower is 72 hp | 53.7 kW, and PTO horsepower is 60 hp | 44.7 kW.
Massey Ferguson 573 Horsepower Specs
| Engine gross horsepower | 72 hp | 53.7 kW |
|---|---|
| PTO horsepower claimed | 60 hp | 44.7 kW |
| PTO horsepower tested | 66.23 hp | 49.4 kW |
Massey Ferguson 573 Useful Horsepower Calculations
| PTO-to-engine power transfer | 83.3% of engine hp reaches the PTO |
|---|---|
| Engine size per PTO horsepower | 4.5 ci per PTO hp |
| PTO horsepower per liter | 13.6 PTO hp per L |
| Engine size per engine horsepower | 3.7 ci per engine hp |
| Engine horsepower per liter | 16.4 engine hp per L |
| Rated speed per PTO horsepower | 36.7 rpm per PTO hp |
Massey Ferguson 573 Engine Specs
| Displacement | 268.6 ci | 4.4 L |
|---|---|
| Bore and stroke | 4.134×5.00 inches | 105 x 127 mm |
| Compression | 19.3:1 |
| Rated RPM | 2200 |
Massey Ferguson 573 Fuel, Cooling, Starting & Service Specs
| Starter volts | 12 |
|---|---|
| Battery volts | 12 |
Massey Ferguson 573 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.
Massey Ferguson 573 Horsepower FAQ
How much horsepower does the Massey Ferguson 573 have?
The listed engine output is 72 hp, close to the 80 hp benchmark average. That puts the tractor in a normal working range for this benchmark group, with 72 hp as the main engine number.
How much PTO horsepower does the Massey Ferguson 573 have?
The listed PTO output is 60 hp, close to the 65 hp benchmark average. Use 60 PTO hp as the practical implement-sizing number.
How much engine power reaches the PTO on the Massey Ferguson 573?
The PTO-to-engine transfer works out to 83.3%, from 72 engine hp to 60 PTO hp. That is a normal usable range for judging PTO implement fit.
How big is the Massey Ferguson 573 engine?
The engine displacement is 268.6 ci, close to the 260 ci benchmark average. It is close to the normal engine-size range for this horsepower class.
Is the Massey Ferguson 573 engine stressed for its PTO horsepower?
The engine has about 4.5 cubic inches per PTO hp, using 268.6 ci and 60 PTO hp. That points to a larger-displacement, lower-stress style setup.
How much PTO horsepower per liter does the Massey Ferguson 573 make?
The output density is about 13.6 PTO hp per liter, using 60 PTO hp and 4.4 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 Massey Ferguson 573 rated at?
The rated speed is 2,200 rpm, close to the 2,200 rpm benchmark average. The 2,200 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 masseyferguson.com website before buying parts, sizing implements or making repair decisions.
