2017 Briggs & Stratton Gold Series™ (31R9)

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Availability
Brochure
Year
2017
Manufacturer
Briggs & Stratton
Model
Gold Series™ (31R9)

Overview

Description

A reliable classic mower engine built to take care of the classic American lawn. Craftsman Exclusive single-cylinder Gold Series™ engines give you the power to handle medium-duty mowing and hauling. This riding lawn mower engine features our unique OHV (OverHead Valve) technology for a cleaner, cooler engine, these engines are rugged workhorses that are ready for duty time after time.

Specifications
  • HP (gross) **: 17.5 gross
  • Engine Displacement (cc): 500 cc
  • Number of Cylinders: Single
  • Engine Configuration: Vertical Shaft
  • OHV Engine: Yes
  • Length (in): 18.9 in
  • Width (in): 16.2 in
  • Height (in): 12.9 in
  • Weight (lbs): 65 lbs
  • Bore (in): 3.56 in
  • Stroke (in): 3.06 in
  • Engine Fuel: Gasoline
  • Fuel Tank Capacity (gal): N/A gal
  • Lubrication System: Pressure Lubrication
  • Oil Capacity (oz): 48.0 oz
  • Oil Filter: Standard
  • Starter: Electric Start
  • Air Filter: Cartidge Air Cleaner with Advanced Debris Managment
  • Certified Power Rating: Download Power Curve
  • Muffler: No
  • Marketing Model: 31R9
Key Features
  • Use E10 or Less Engine Fuel: Look Before you pump fuel into your lawn mower and help avoid engine damage. Do not use any fuel containing greater than 10 percent ethanol (E10) in the engine on your outdoor power equipment.
  • Anti-Vibration System - AVS®: Provides a smoother ride and more comfort.
  • Advanced Debris Management System: Keeps the engine clean by deflecting and ejecting grass and debris for a longer engine life.
  • Advanced Formula Fuel Treatment & Stabilizer: Safeguards engines against ethanol damage and maintains fuel stability for up to 3 years.
  • Full Pressure Lube System: Cooler operation and longer life.
  • Overhead Valve (OHV) Engine Design: OHV engines run cooler and cleaner for better fuel economy and longer engine life.
  • Dura-Bore™ Cast Iron Sleeve: Withstands wear and abuse.

Specs

Engine

Cylinders
Single
Displacement
500 cc
Horsepower
17.5 gross
Fuel Capacity
N/A gal
Starting System
Electric Start

Dimensions

Length
18.9 in
Width
16.2 in
Height
12.9 in
Weight
65 lbs

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