The Massey Ferguson 184-4 tractor engine horsepower is 68 hp | 50.7 kW, PTO horsepower is 62 hp | 46.2 kW, and the drawbar horsepower is 51.04 hp | 38.1 kW.
Massey Ferguson 184-4 Horsepower Specs
| Engine horsepower | 68 hp | 50.7 kW |
|---|---|
| PTO horsepower claimed | 62 hp | 46.2 kW |
| PTO horsepower tested | 62.45 hp | 46.6 kW |
| Drawbar horsepower tested | 51.04 hp | 38.1 kW |
Massey Ferguson 184-4 Useful Horsepower Calculations
| PTO-to-engine power transfer | 91.2% of engine hp reaches the PTO |
|---|---|
| Drawbar-to-engine power transfer | 75.1% of engine hp reaches the drawbar |
| Drawbar-to-PTO power ratio | 82.3% drawbar hp vs PTO hp |
| Engine size per PTO horsepower | 3.8 ci per PTO hp |
| PTO horsepower per liter | 15.9 PTO hp per L |
| Engine size per engine horsepower | 3.5 ci per engine hp |
| Engine horsepower per liter | 17.4 engine hp per L |
| Torque per PTO horsepower | 3 lb-ft per PTO hp |
| Fuel tank per PTO horsepower | 0.3 gal per PTO hp |
Massey Ferguson 184-4 Engine Specs
| Displacement | 236 ci | 3.9 L |
|---|---|
| Bore and stroke | 3.875×5.00 inches | 98 x 127 mm |
| Compression | 16:1 |
| Rated RPM | 2200 |
| Torque | 185.1 lb-ft | 251.0 Nm |
| Torque RPM | 1300 |
Massey Ferguson 184-4 Fuel, Cooling, Starting & Service Specs
| Fuel capacity | 16 gal | 60.6 L |
|---|---|
| Starter volts | 12 |
| Battery volts | 12 |
| Firing order | 1-3-4-2 |
| Idle RPM | 650-2390 |
Massey Ferguson 184-4 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 184-4 Horsepower FAQ
How much horsepower does the Massey Ferguson 184-4 have?
The listed engine output is 68 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 68 hp.
How much PTO horsepower does the Massey Ferguson 184-4 have?
The listed PTO output is 62 hp, close to the 65 hp benchmark average. Use 62 PTO hp as the practical implement-sizing number.
How much drawbar horsepower does the Massey Ferguson 184-4 have?
The listed drawbar output is 51 hp, close to the 55 hp benchmark average. It gives a realistic pulling-power figure of about 51 hp.
How much engine power reaches the PTO on the Massey Ferguson 184-4?
The PTO-to-engine transfer works out to 91.2%, from 68 engine hp to 62 PTO hp. That is a strong transfer figure when the two specs are from the same configuration.
How efficient is the Massey Ferguson 184-4 for pulling work?
The drawbar-to-engine transfer is about 75.1%, from 68 engine hp to 51 drawbar hp. That gives a more grounded pulling estimate than engine horsepower alone.
Is the Massey Ferguson 184-4 better judged by PTO hp or drawbar hp?
The drawbar output is about 82.3% of PTO output, comparing 51 drawbar hp with 62 PTO hp. That helps separate pulling ability from PTO implement ability.
How big is the Massey Ferguson 184-4 engine?
The engine displacement is 236 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 184-4 engine stressed for its PTO horsepower?
The engine has about 3.8 cubic inches per PTO hp, using 236 ci and 62 PTO hp. That is close to the normal benchmark for this category.
How much PTO horsepower per liter does the Massey Ferguson 184-4 make?
The output density is about 15.9 PTO hp per liter, using 62 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.
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.
