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40.0 Gross HP* EFI/ETC

40.0 Gross HP* EFI/ETC

993cc

Vanguard EFI

Electronic Throttle Control 

40

Horsepower (HP)

993

Displacement (cc)

2

No. of Cylinders

GAS

Fuel Type

Features

V-Twin OHV Technology

Superior balance, low vibration, lower emissions, improved valve life, better fuel economy and higher HP/Weight

Advanced Debris Management

Keeps engine clean and cool for enhanced durability and performance

Dura-Bore Cast Iron Cylinder Sleeve

Withstands wear while providing improved oil control

Oxygen Sensor - Closed loop EFI System

Delivers fuel savings

Engine Warranty

Three year commercial engine warranty** for all applications

High Pressure Fuel Pump Module

Alcohol & Stale Fuel Resistance

Electric Control Module (ECU)

Allows for altitude compensation and optimized starting

Service Solution

Suite of support and diagnostic tools allows for minimizing potential downtime

Full Pressure Lubrication w/ Spin-On Oil Filter

Cleans oil and protects engine components to ensure maximum lubrication and long life

Centrally Located Oil Pump and Pickup

Faster priming and allows for a higher angle of operation

Oil Cooler

Reduces oil temperature, improves lubrication and extends oil change intervals

Heavy-Duty Cylinder and Sump

Engine block designed to provide superior durability

High Efficiency Head Design

Angled ports optimizes tumble and mixture preparation for improved efficiency, smoother idle, lower emissions and more power

Dynamically Balanced Crankshaft

Minimizes engine noise and vibration

Five-Inch Centrifugal Multi-Stage Air Cleaner

Provides maximum engine protection, especially under dirty and dusty conditions

Industrial Grade Solenoid Shift Starter

Quick reliable starts

Electronic Ignition

Quick, dependable, starts with no maintenance required

Engineered Resin Blower Housing, Phase Modulated Flywheel Fan & Large Volume Super Lo-Tone Muffler

Lowers noise level and improves sound quality

Electronic Throttle Control

Adjusts engine power to load and provides consistent quality of cut

CAN J1939 Communication

Easier interface within industry standard ECU communication protocol

Specifications

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Model
61G8
HP (gross) *
40
Engine Displacement (cc)
993
Engine Configuration
Vertical
Bore (in)
3.37
Stroke (in)
3.41
Weight (lbs)
125
Oil Capacity (oz)
82
Compression Ratio
8.5:1
Air Cleaner
Five-Inch Cyclonic Air Cleaner
Ignition System
Computer Controlled Battery Ignition
Lubrication System
Full Pressure Lubrication System with Oil Cleaner
Length (in)
22.09
Width (in)
20.24
Height (in)
24.65
Manuals

*All power levels are stated horsepower per SAE J1940 as rated by Briggs & Stratton.
**See operator's manual or dealer for complete warranty details.

Support

945398174
Manuals

Download the operator's manual or illustrated parts list for your Vanguard™ engine by searching your engine model number.

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Tips & Troubleshooting

Have a question? Search our Frequently Asked Questions to find answers related to model specifications, routine maintenance, repair or troubleshooting.

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Dealer Locator

World class parts delivery, industry-leading global warranties and unparalleled service & training keeps your equipment out of the shop and on the jobsite.

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Commercial Limited Warranty

Three-year commercial engine warranty for all applications. See operator's manual or dealer for complete warranty details.

Learn More >

Options

Key Switch
Alternators (20 & 20-50 amp)
Oil Pressure Switch
Straight Keyed Cranks (1-1/8" & 1-7/16" Diameters)
Low Profile Air Cleaner
High & Mid Mounted Mufflers
Tach/Hour Meter with Check Engine Light

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