1. Home
    2. Products
    3. Engines
    4. Mid-Block V-Twin Vertical Shaft

    26.0 Gross HP*

    26.0 Gross HP*

    26.0 Gross HP*

    Vanguard’s Mid-Block commercial-grade v-twin engines equal more power, performance, efficiency and, ultimately, more profitable commercial cutting. The 810cc / 26.0 Gross HP* offers the ultimate zero-turn mower engine plus go 500-hours between oil changes with the optional Oil Guard™ System.

    26

    Horsepower (HP)

    810

    Displacement (cc)

    2

    No. of Cylinders

    Gas

    Fuel Type
    Feature

    Features

    Advanced Debris Management

    Experience enhanced engine performance and durability, even in the toughest dusty and dirty conditions. The multi-stage air cleaner, chopper fan and clean out panels keeps the engine running smooth and cool, ensuring long-lasting reliability and peak performance.

    Automotive Grade Pistons with Forged Connecting Rods

    Experience a smoother, quieter experience with reduced vibration, less oil consumption, fewer emissions and extended durability.

    Computer Controlled Electronic Ignition

    Quick, reliable starts every time - no maintenance needed keeping equipment up and running.

    Vanguard Oil Guard™ System (Optional)

    Unprecedented 500-Hour oil change intervals. This exclusive technology prolongs oil life while providing superior engine protection. Learn more >>>

    *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

    Only 2 products can be compared at once. Please remove one of your selections to compare this product.

    Only 3 products can be compared at once. Please remove one of your selections to compare this product.

    At least one product must be displayed. Please select another option to remove this product

    Model
    49R9
    HP (gross) *
    26
    Engine Displacement (cc)
    810
    Engine Configuration
    Vertical
    Bore (in)
    3.3
    Stroke (in)
    2.89
    Weight (lbs)
    92
    Oil Capacity (oz)
    67
    Compression Ratio
    8.4:1
    Air Cleaner
    Five-Inch Cyclonic Air Cleaner
    Ignition System
    Magnetron® Electronic Ignition
    Lubrication System
    Full Pressure Lubrication with Oil Filter
    Length (in)
    19.94
    Width (in)
    18.53
    Height (in)
    22.89
    Certified Power Rating
    Download Power Curve
    Commercial Engine Warranty**
    3 Year Commercial Limited
    Manuals
    DownloadRepair Manual - English
    DownloadOperator's Manual - English, Spanish-Colombian, French-Canadian
    DownloadOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
    DownloadOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
    DownloadIllustrated Parts List - English
    DownloadIllustrated Parts List - Japanese
    DownloadIllustrated Parts List - Chinese

    *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

    Oil Guard™ System
    Alternator (16)
    Oil Pressure Switch
    Straight Keyed Crank (1" & 1-1/8" Diameters)
    Flexible Oil Drain Extension
    Exhaust Mounting Studs
    CARB Compliant Purge Ports

    Product Literature

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

    Learn more about the Vanguard® Oil Guard™ System by downloading our literature here.

    Email Newsletter Sign Up

    Vanguard Facebook Vanguard Instagram Vanguard YouTube Vanguard LinkedIn

    Copyright © 2025 Briggs & Stratton. All rights reserved.