The Massey Ferguson Super 90 tractor engine horsepower is 77 hp | 57.4 kW, PTO horsepower is 68.53 hp | 51.1 kW, and the drawbar horsepower is 59.80 hp | 44.6 kW.
Massey Ferguson Super 90 Horsepower Specs
| Engine horsepower | 77 hp | 57.4 kW |
|---|---|
| PTO horsepower tested | 68.53 hp | 51.1 kW |
| Drawbar horsepower tested | 59.80 hp | 44.6 kW |
Massey Ferguson Super 90 Useful Horsepower Calculations
| PTO-to-engine power transfer | 89% of engine hp reaches the PTO |
|---|---|
| Drawbar-to-engine power transfer | 77.7% of engine hp reaches the drawbar |
| Drawbar-to-PTO power ratio | 87.3% drawbar hp vs PTO hp |
| Engine size per PTO horsepower | 4.4 ci per PTO hp |
| PTO horsepower per liter | 13.7 PTO hp per L |
| Engine size per engine horsepower | 3.9 ci per engine hp |
| Engine horsepower per liter | 15.4 engine hp per L |
| Torque per PTO horsepower | 3.3 lb-ft per PTO hp |
| Rated speed per PTO horsepower | 29.2 rpm per PTO hp |
Massey Ferguson Super 90 Engine Specs
| Displacement | 302.2 ci | 5.0 L | 242 ci | 4.0 L |
|---|---|
| Bore and stroke | 4.50×4.75 inches | 114 x 121 mm | 3.875×5.125 inches | 98 x 130 mm |
| Compression | 16:1 | 7.3:1 |
| Rated RPM | 2000 |
| Torque | 223 lb-ft | 302.4 Nm | 212 lb-ft | 287.5 Nm |
Massey Ferguson Super 90 Fuel, Cooling, Starting & Service Specs
| Starter volts | 12 |
|---|---|
| Firing order | 1-3-4-2 |
Massey Ferguson Super 90 Horsepower Comparison Charts
Engine horsepower comparison
PTO horsepower comparison
Drawbar horsepower comparison
Displacement comparison
Torque 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 Super 90 Horsepower FAQ
How much horsepower does the Massey Ferguson Super 90 have?
The listed engine output is 77 hp, close to the 80 hp benchmark average. That puts the tractor in a normal working range for this benchmark group, with 77 hp as the main engine number.
How much PTO horsepower does the Massey Ferguson Super 90 have?
The listed PTO output is 68.5 hp, close to the 65 hp benchmark average. Use 68.5 PTO hp as the practical implement-sizing number.
How much drawbar horsepower does the Massey Ferguson Super 90 have?
The listed drawbar output is 59.8 hp, close to the 55 hp benchmark average. It gives a realistic pulling-power figure of about 59.8 hp.
How much engine power reaches the PTO on the Massey Ferguson Super 90?
The PTO-to-engine transfer works out to 89%, from 77 engine hp to 68.5 PTO hp. That is a normal usable range for judging PTO implement fit.
How efficient is the Massey Ferguson Super 90 for pulling work?
The drawbar-to-engine transfer is about 77.7%, from 77 engine hp to 59.8 drawbar hp. That gives a more grounded pulling estimate than engine horsepower alone.
Is the Massey Ferguson Super 90 better judged by PTO hp or drawbar hp?
The drawbar output is about 87.3% of PTO output, comparing 59.8 drawbar hp with 68.5 PTO hp. That helps separate pulling ability from PTO implement ability.
How big is the Massey Ferguson Super 90 engine?
The engine displacement is 302.2 ci, above the 260 ci benchmark average. Bigger displacement can help low-rpm pull and load-holding feel.
Is the Massey Ferguson Super 90 engine stressed for its PTO horsepower?
The engine has about 4.4 cubic inches per PTO hp, using 302.2 ci and 68.5 PTO hp. That points to a larger-displacement, lower-stress style setup.
How much PTO horsepower per liter does the Massey Ferguson Super 90 make?
The output density is about 13.7 PTO hp per liter, using 68.5 PTO hp and 5 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.

