The Massey Ferguson 7497 tractor engine horsepower is 205 hp | 152.9 kW, PTO horsepower is 165 hp | 123.0 kW, and the drawbar horsepower is 149.22 hp | 111.3 kW.
Massey Ferguson 7497 Horsepower Specs
| Engine horsepower | 205 hp | 152.9 kW |
|---|---|
| PTO horsepower claimed | 165 hp | 123.0 kW |
| PTO horsepower tested | 207.82 hp | 155.0 kW |
| Drawbar horsepower tested | 149.22 hp | 111.3 kW |
Massey Ferguson 7497 Useful Horsepower Calculations
| PTO-to-engine power transfer | 80.5% of engine hp reaches the PTO |
|---|---|
| Drawbar-to-engine power transfer | 72.8% of engine hp reaches the drawbar |
| Drawbar-to-PTO power ratio | 90.4% drawbar hp vs PTO hp |
| Engine size per PTO horsepower | 2.7 ci per PTO hp |
| PTO horsepower per liter | 22.3 PTO hp per L |
| Engine size per engine horsepower | 2.2 ci per engine hp |
| Engine horsepower per liter | 27.7 engine hp per L |
| Fuel tank per PTO horsepower | 0.6 gal per PTO hp |
Massey Ferguson 7497 Engine Specs
| Displacement | 451.6 ci | 7.4 L |
|---|---|
| Bore and stroke | 4.25×4.78 inches | 108 x 121 mm |
Massey Ferguson 7497 Fuel, Cooling, Starting & Service Specs
| Fuel capacity | 94 gal | 355.8 L |
|---|---|
| Battery volts | 12 |
Massey Ferguson 7497 Horsepower Comparison Charts
Engine horsepower comparison
PTO horsepower comparison
Drawbar horsepower comparison
Displacement comparison
Engine size per PTO 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.
Massey Ferguson 7497 Horsepower FAQ
How much horsepower does the Massey Ferguson 7497 have?
The listed engine output is 205 hp, close to the 210 hp benchmark average. That puts the tractor in a normal working range for this benchmark group, with 205 hp as the main engine number.
How much PTO horsepower does the Massey Ferguson 7497 have?
The listed PTO output is 165 hp, close to the 175 hp benchmark average. Use 165 PTO hp as the practical implement-sizing number.
How much drawbar horsepower does the Massey Ferguson 7497 have?
The listed drawbar output is 149.2 hp, close to the 150 hp benchmark average. It gives a realistic pulling-power figure of about 149.2 hp.
How much engine power reaches the PTO on the Massey Ferguson 7497?
The PTO-to-engine transfer works out to 80.5%, from 205 engine hp to 165 PTO hp. That is a normal usable range for judging PTO implement fit.
How efficient is the Massey Ferguson 7497 for pulling work?
The drawbar-to-engine transfer is about 72.8%, from 205 engine hp to 149.2 drawbar hp. That gives a more grounded pulling estimate than engine horsepower alone.
Is the Massey Ferguson 7497 better judged by PTO hp or drawbar hp?
The drawbar output is about 90.4% of PTO output, comparing 149.2 drawbar hp with 165 PTO hp. That helps separate pulling ability from PTO implement ability.
How big is the Massey Ferguson 7497 engine?
The engine displacement is 451.6 ci, below the 520 ci benchmark average. Smaller displacement usually means less engine size behind each horsepower number.
Is the Massey Ferguson 7497 engine stressed for its PTO horsepower?
The engine has about 2.7 cubic inches per PTO hp, using 451.6 ci and 165 PTO hp. That is a smaller-displacement, higher-output style result.
How much PTO horsepower per liter does the Massey Ferguson 7497 make?
The output density is about 22.3 PTO hp per liter, using 165 PTO hp and 7.4 L of displacement. Higher hp/L means more output squeezed from each liter; lower hp/L usually means a more relaxed engine tune.
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.

