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    40.0 Gross HP* EFI/ETC

    40.0 Gross HP* EFIETC
    40.0 Gross HP* EFIETC
    40.0 Gross HP* EFIETC
    40.0 Gross HP* EFIETC

    40.0 Gross HP* EFI/ETC

    993cc

    Power up with this Vanguard BIG BLOCK™ V-Twin EFI engine with ETC, and take the performance of your equipment to a higher level while lowering operating costs.

    • Electronic Throttle Control that maintains smooth, consistent power in any environment.
    • Designed with debris- and air- management features that enhance durability and performance, plus an oil system that improves lubrication, maximizes engine life and extends oil change intervals.
    • Backed by Vanguard’s 3-Year Commercial Warranty.

    40

    Horsepower (HP)

    993

    Displacement (cc)

    2

    No. of Cylinders

    Gas

    Fuel Type
    Feature

    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

    Vanguard EFI

    Optimizes fuel injection and spark timing so the EFI engine delivers significant fuel savings, greater efficiency, easier starting and higher productivity.

    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

    Computer Controlled 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

    Reacts instantly to any applied load from its environment to maintain smooth, consistent power in any condition.

    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
    Commercial Engine Warranty**
    3 Year Limited
    Manuals
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadRepair Manual - English
    DownloadOperator's Manual - Multi-Language
    DownloadOperator's Manual - Multi-Language
    DownloadOperator's Manual - Multi-Language
    DownloadOperator's Manual - Multi-Language
    DownloadOperator's Manual - Multi-Language
    DownloadOperator's Manual - Multi-Language
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - Japanese
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - Chinese
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - English

    Support

    Manuals

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

    Find Manuals >

    Tips & Troubleshooting

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

    Search FAQs >

    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. 

    Find a Dealer >

    Commercial Limited Warranty

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

    Learn More >

    Options

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

    Product Literature

    Get more detailed information on what you can expect from Vanguard® and our BIG BLOCK™ V-Twin engines by downloading our literature here.

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