Professional Series™ (V-Twin)

World-class performance – time after time. With commercial-grade power, easy starting and quiet operation, the Professional Series riding mower engine delivers great results for your toughest jobs. And it keeps delivering, because these Briggs & Stratton mower engines are built to last with our exclusive Advanced Debris Management System, chrome-plated exhaust valves and other durable features.

22 - 27

Gross Horsepower

724 - 810

Displacement (cc)

1.9

Oil Capacity (L)

2 Year

Warranty

Features

Advanced Debris Management System

Keeps the engine clean by deflecting and ejecting grass and debris for a longer engine life.

Overhead Valve (OHV) Engine Design

OHV engines run cooler and cleaner for better fuel economy and longer engine life.

Specifications

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Model Number
44U6
Gross Power HP* (kW) @3'600 rpm
22
Cylinder
Cast Iron Sleeve
Stroke (mm)
73.4
Weight (kg)
37.6
Width (mm)
393
Consumer Limited Warranty†
2 Year
Engine Series
Professional Series™ (V-Twin)
Engine Type
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
Engine Displacement (cc)
724
Bore (mm)
79.2
Oil Capacity (L)
1.9
Length (mm)
479
Height (mm)
327
Commercial Limited Warranty†
1 Year
Model Number
44U7
Gross Power HP* (kW) @3'600 rpm
23
Cylinder
Cast Iron Sleeve
Stroke (mm)
73.4
Weight (kg)
37.6
Width (mm)
393
Consumer Limited Warranty†
2 Year
Engine Series
Professional Series™ (V-Twin)
Engine Type
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
Engine Displacement (cc)
724
Bore (mm)
79.2
Oil Capacity (L)
1.9
Length (mm)
479
Height (mm)
327
Commercial Limited Warranty†
1 Year
Model Number
44U8
Gross Power HP* (kW) @3'600 rpm
24
Cylinder
Cast Iron Sleeve
Stroke (mm)
73.4
Weight (kg)
37.6
Width (mm)
383
Consumer Limited Warranty†
2 Year
Engine Series
Professional Series™ (V-Twin)
Engine Type
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
Engine Displacement (cc)
724
Bore (mm)
79.2
Oil Capacity (L)
1.9
Length (mm)
479
Height (mm)
479
Commercial Limited Warranty†
1 Year
Model Number
49S7
Gross Power HP* (kW) @3'600 rpm
26
Cylinder
Cast Iron Sleeve
Stroke (mm)
73.4
Weight (kg)
37.6
Width (mm)
462
Consumer Limited Warranty†
2 Year
Engine Series
Professional Series™ (V-Twin)
Engine Type
V-Twin, 4-stroke, air-cooled, OHV (Overhead Valve)
Engine Displacement (cc)
810
Bore (mm)
73.8
Oil Capacity (L)
1.9
Length (mm)
490
Height (mm)
399
Commercial Limited Warranty†
1 Year
Model Number
49S8
Gross Power HP* (kW) @3'600 rpm
27
Cylinder
Cast Iron Sleeve
Stroke (mm)
73.4
Weight (kg)
37.6
Width (mm)
462
Consumer Limited Warranty†
2 Year
Engine Series
Professional Series™ (V-Twin)
Engine Type
V-Twin, 4-stroke, air-cooled, OHV (Overhead Valve)
Engine Displacement (cc)
810
Bore (mm)
73.8
Oil Capacity (L)
1.9
Length (mm)
490
Height (mm)
399
Commercial Limited Warranty†
1 Year

*Power levels are stated gross horsepower at 3600rpm per SAE J1940 as rated by Briggs & Stratton.
†See briggsandstratton.com for warranty details.

Model Number
44U7
44U6
44U7
Engine Type
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
Gross Power HP* (kW) @3'600 rpm
23
22
23
Engine Displacement (cc)
724
724
724
Cylinder
Cast Iron Sleeve
Cast Iron Sleeve
Cast Iron Sleeve
Bore (mm)
79.2
79.2
79.2
Stroke (mm)
73.4
73.4
73.4
Oil Capacity (L)
1.9
1.9
1.9
Weight (kg)
37.6
37.6
37.6
Length (mm)
479
479
479
Width (mm)
393
393
393
Height (mm)
327
327
327
Consumer Limited Warranty†
2 Year
2 Year
2 Year
Commercial Limited Warranty†
1 Year
1 Year
1 Year
Engine Series
Professional Series™ (V-Twin)
Professional Series™ (V-Twin)
Professional Series™ (V-Twin)

*Power levels are stated gross horsepower at 3600rpm per SAE J1940 as rated by Briggs & Stratton.
†See briggsandstratton.com for warranty details.