The New Holland Workmaster 70 tractor engine horsepower is 70 hp | 52.2 kW, and PTO horsepower is 61 hp | 45.5 kW.
Engine HP70 hp | 52.2 kW
PTO HP61 hp | 45.5 kW
PTO Transfer87.1%
Displacement136 ci | 2.2 L
New Holland Workmaster 70 Horsepower Specs
Engine horsepower
70 hp | 52.2 kW
PTO horsepower claimed
61 hp | 45.5 kW
New Holland Workmaster 70 Useful Horsepower Calculations
PTO-to-engine power transfer
87.1% of engine hp reaches the PTO
Engine size per PTO horsepower
2.2 ci per PTO hp
PTO horsepower per liter
27.7 PTO hp per L
Engine size per engine horsepower
1.9 ci per engine hp
Engine horsepower per liter
31.8 engine hp per L
Rated speed per PTO horsepower
42.6 rpm per PTO hp
New Holland Workmaster 70 Engine Specs
Engine type
turbocharged diesel
Displacement
136 ci | 2.2 L
Bore and stroke
3.70×4.21 inches | 94 x 107 mm
Rated RPM
2600
New Holland Workmaster 70 Fuel, Cooling, Starting & Service Specs
Starter volts
12
Battery volts
12
New Holland Workmaster 70 Horsepower Comparison Charts
Engine horsepower comparison
This model
70 hp
Average
35 hp
Low
15 hp
High
60 hp
PTO horsepower comparison
This model
61 hp
Average
28 hp
Low
12 hp
High
50 hp
Displacement comparison
This model
136 ci
Average
110 ci
Low
50 ci
High
180 ci
Rated RPM comparison
This model
2,600 rpm
Average
2,400 rpm
Low
1,800 rpm
High
3,000 rpm
Engine size per PTO HP
This model
2.2 ci/hp
Average
3.1 ci/hp
Low
1.8 ci/hp
High
5 ci/hp
Benchmarks use practical low, average and high ranges for the compact and small utility tractor category. Use the operator manual and actual engine/tractor configuration before sizing implements or judging working power.
New Holland Workmaster 70 Horsepower FAQ
How much horsepower does the New Holland Workmaster 70 have?
The listed engine output is 70 hp, above the 35 hp benchmark average. That is a higher-power result, so ballast, tire setup and implement width matter if you want to use the full 70 hp.
How much PTO horsepower does the New Holland Workmaster 70 have?
The listed PTO output is 61 hp, above the 28 hp benchmark average. That is the number to use for mowers, balers, augers, pumps and other PTO tools that need up to about 61 hp.
How much engine power reaches the PTO on the New Holland Workmaster 70?
The PTO-to-engine transfer works out to 87.1%, from 70 engine hp to 61 PTO hp. That is a normal usable range for judging PTO implement fit.
How big is the New Holland Workmaster 70 engine?
The engine displacement is 136 ci, above the 110 ci benchmark average. Bigger displacement can help low-rpm pull and load-holding feel.
Is the New Holland Workmaster 70 engine stressed for its PTO horsepower?
The engine has about 2.2 cubic inches per PTO hp, using 136 ci and 61 PTO hp. That is a smaller-displacement, higher-output style result.
How much PTO horsepower per liter does the New Holland Workmaster 70 make?
The output density is about 27.7 PTO hp per liter, using 61 PTO hp and 2.2 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 Workmaster 70 rated at?
The rated speed is 2,600 rpm, close to the 2,400 rpm benchmark average. The 2,600 rpm figure is around normal for this class.
Official information note
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.
