The New Holland Boomer 20 tractor engine horsepower is 23 hp | 17.2 kW, and PTO horsepower is 16.5 hp | 12.3 kW.
Engine HP23 hp | 17.2 kW
PTO HP16.5 hp | 12.3 kW
PTO Transfer71.7%
Displacement68.7 ci | 1.1 L
New Holland Boomer 20 Horsepower Specs
Engine gross horsepower
23 hp | 17.2 kW
PTO horsepower claimed
16.5 hp | 12.3 kW
New Holland Boomer 20 Useful Horsepower Calculations
PTO-to-engine power transfer
71.7% of engine hp reaches the PTO
Engine size per PTO horsepower
4.2 ci per PTO hp
PTO horsepower per liter
15 PTO hp per L
Engine size per engine horsepower
3 ci per engine hp
Engine horsepower per liter
20.9 engine hp per L
Rated speed per PTO horsepower
163.6 rpm per PTO hp
New Holland Boomer 20 Engine Specs
Displacement
68.7 ci | 1.1 L
Bore and stroke
3.07×3.09 inches | 78 x 78 mm
Emissions
Interim Tier 4
Rated RPM
2700
New Holland Boomer 20 Fuel, Cooling, Starting & Service Specs
Starter volts
12
Battery volts
12
New Holland Boomer 20 Horsepower Comparison Charts
Engine horsepower comparison
This model
23 hp
Average
35 hp
Low
15 hp
High
60 hp
PTO horsepower comparison
This model
16.5 hp
Average
28 hp
Low
12 hp
High
50 hp
Displacement comparison
This model
68.7 ci
Average
110 ci
Low
50 ci
High
180 ci
Rated RPM comparison
This model
2,700 rpm
Average
2,400 rpm
Low
1,800 rpm
High
3,000 rpm
Engine size per PTO HP
This model
4.2 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 Boomer 20 Horsepower FAQ
How much horsepower does the New Holland Boomer 20 have?
The listed engine output is 23 hp, below the 35 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 23 hp.
How much PTO horsepower does the New Holland Boomer 20 have?
The listed PTO output is 16.5 hp, below the 28 hp benchmark average. For real use, size PTO implements below or near 16.5 hp rather than using a bigger engine-horsepower number.
How much engine power reaches the PTO on the New Holland Boomer 20?
The PTO-to-engine transfer works out to 71.7%, from 23 engine hp to 16.5 PTO hp. That is a noticeable drop, so implement sizing should be conservative.
How big is the New Holland Boomer 20 engine?
The engine displacement is 68.7 ci, below the 110 ci benchmark average. Smaller displacement usually means less engine size behind each horsepower number.
Is the New Holland Boomer 20 engine stressed for its PTO horsepower?
The engine has about 4.2 cubic inches per PTO hp, using 68.7 ci and 16.5 PTO hp. That points to a larger-displacement, lower-stress style setup.
How much PTO horsepower per liter does the New Holland Boomer 20 make?
The output density is about 15 PTO hp per liter, using 16.5 PTO hp and 1.1 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 Boomer 20 rated at?
The rated speed is 2,700 rpm, above the 2,400 rpm benchmark average. A higher 2,700 rpm rating can make power well but may feel busier under load.
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.
