Intek™ (Single Cylinder)

Discover a new standard in reliability. The powerful Intek™ Series riding mower engines deliver superior performance and durability.
Gross Torque (Nm) @ 3060 rpm

11.5 - 15.5

Displacement (cc)

344 - 500

Oil Capacity (L)

1.4

Warranty

2-Years

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

Selected Models:
  21R8 31R5 31R7
Gross Torque (Nm) 11.5 13.5 15.5
Engine Displacement (cc) 344 500 500
Cylinders Cast Iron Sleeve Cast Iron Sleeve Cast Iron Sleeve
Engine Configuration Single cylinder, 4-stroke, air-cooled, OHV (Overhead Valve) Single cylinder, 4-stroke, air-cooled, OHV (Overhead Valve) Single cylinder, 4-stroke, air-cooled, OHV (Overhead Valve)
Length (in) 452 479 479
Width (in) 393 393 393
Height (in) 327 327 327
Weight (kg) 26.8 29.5 29.5
Bore (mm) 87.3 90.5 90.5
Stroke (mm) 57.50 77.80 77.80
Oil Capcity (L) 1.40 1.40 1.40
Fuel Tank Capacity (L) 2.6 (optional) 2.6 (optional) N/A
Limited Commercial Warranty 90-Days 1-Year 1-Year
Limited Consumer Warranty 2-Years 2-Years 2-Years
*Power levels are stated gross torque at 2600rpm per SAE J1940 as rated by Briggs & Stratton.
†See briggsandstratton.com for warranty details.