Intek™ (Single Cylinder)

Intek™ (Single Cylinder)

Discover a new standard in reliability. The powerful Intek™ Series riding mower engines deliver superior performance and durability.

11.5 - 15.5

Gross Horsepower (HP)

344 - 500

Displacement (cc)

1.4

Oil Capacity (L)

2 Years

Warranty

Features

Intek Series™ Riding Mower Engine

More durable. More efficient. More powerful. Mows the lawn and lasts long.

Advanced Debris Management System

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

Anti-Vibration System - AVS®

Provides a smoother ride and more comfort.

No Prime, No Choke

1-Step Start, just pull for power.

Specifications

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Model Number
21R8
Gross Horsepower (ft-lbs)*
11.5
Displacement (cc)
344
Cylinder Type
Cast Iron Sleeve
Engine Description
Single cylinder, 4-stroke, air cooled, OHV (Overhead Valve)
Length (in)
452
Width (in)
393
Height (in)
327
Weight (kg)
26.8
Bore (mm)
87.3
Stroke (mm)
57.5
Oil Capacity (L)
1.4
Fuel Tank Capacity
2.6 (optional)

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

Model Number
31R5
Gross Horsepower (ft-lbs)*
13.5
Displacement (cc)
500
Cylinder Type
Cast Iron Sleeve
Engine Description
Single cylinder, 4-stroke, air cooled, OHV (Overhead Valve)
Length (in)
479
Width (in)
393
Height (in)
327
Weight (kg)
29.5
Bore (mm)
90.5
Stroke (mm)
77.8
Oil Capacity (L)
1.4
Fuel Tank Capacity
2.6 (optional)

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

Model Number
31R7
Gross Horsepower (ft-lbs)*
15.5
Displacement (cc)
500
Cylinder Type
Cast Iron Sleeve
Engine Description
Single cylinder, 4-stroke, air cooled, OHV (Overhead Valve)
Length (in)
479
Width (in)
393
Height (in)
327
Weight (kg)
29.5
Bore (mm)
90.5
Stroke (mm)
77.8
Oil Capacity (L)
1.4
Fuel Tank Capacity
N/A

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