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    23.0 Gross HP*

    23.0 Gross HP*

    23.0 Gross HP*

    627cc

    Advanced Debris Management 

    3-Year Commercial Engine Warranty 

    23

    Horsepower (HP)

    627

    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

    Cooler Cleaner Technology (efficient fan, improved debris management)

    Efficiently reduces engine and oil temperatures by 25-30 degrees while effectively managing airborne debris

    Dura-Bore Cast Iron Cylinder Sleeve

    Withstands wear while providing improved oil control

    Engine Warranty**

    Three year commercial engine warranty for all applications

    Full Pressure Lubrication with 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.

    High Efficiency Head Design

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

    Light Weight Piston & Ring Package

    Lowers noise, vibration, oil consumption, emissions and wear

    Dynamically Balanced Crankshaft

    Minimizes engine noise and vibration

    Low Profile Dual-Clean® Air Cleaner

    Industrial Pleated paper with foam pre-cleaner for extended engine life

    Mechanical Compression Release

    Smooth easy starting, longer starter life and provides an instant return to maximum power

    Magnetron® Electronic Ignition

    Quick dependable starts with no maintenance required

    Poly-Core Blower Housing

    Lowers noise level and improves sound quality

    Optional: EPA/CARB Certified Propane Kit

    Learn More >

    Cast Iron Sleeve

    Withstands wear and abuse.

    Magnetron® Electronic Ignition

    Fast, reliable and maintenance-free starting.

    *All power levels are stated gross HP at 3,600 RPM per SAE J1940.
    **See operator's manual or dealer for complete warranty details.

    Specifications

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    Model
    3864
    HP (gross) *
    23
    Engine Displacement (cc)
    627
    Engine Configuration
    Horizontal
    Bore (in)
    2.97
    Stroke (in)
    2.76
    Weight (lbs)
    77
    Oil Capacity (oz)
    48
    Compression Ratio
    8.4:1
    Air Cleaner
    Low Profile Dual-Clean® Air Cleaner
    Ignition System
    Magnetron® Electronic Ignition
    Lubrication System
    Full Pressure Lubrication with Spin-On Oil Filter
    Length (in)
    12.52
    Width (in)
    16.02
    Height (in)
    17.68
    Commercial Warranty**
    3 Year Commercial Limited
    Certified Power Rating
    Download Power Curve
    Manuals
    DownloadsOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
    DownloadsOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
    DownloadsOperator's Manual - English, Chinese-Simplified, Vietnamese, Indonesian, Thai, Khmer, Korean, Malay, Japanese
    DownloadsOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
    DownloadsOperator's Manual - Multi-Language
    DownloadsIllustrated Parts List - Chinese
    DownloadsIllustrated Parts List - English

    *All power levels are stated gross HP at 3,600 RPM per SAE J1940.
    **See operator's manual or dealer for complete warranty details.

    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

    Solenoid Shift Starter
    Key Switch (H/S Only)
    Oil Pressure Switch
    Flywheel Stub Shaft
    Integrated Fuel Tank
    Cyclonic Air Cleaner
    CARB Compliant Purge Ports
    CARB Compliant 6.95 qt. Fuel Tank (H/S Only)
    EPA/CARB Certified Propane Kit from PPS
    Spline Crankshaft
    Rewind Start (No engine battery needed)
    Idle Down
    Variable Speed Throttle
    Remote Speed Option
    Engine Mounted Choke and Throttle Control

    Product Literature

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

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