VANGUARD 27,6 Gross kW* EFI/ETC
HORIZONTAL SHAFT V-TWIN COMMERCIAL ENGINE
MORE POWER? BIG BLOCKTM!
The Vanguard® 27,6 kW* EFI/ETC V-Twin horizontal shaft BIG BLOCKTM engine is designed for maximum performance in large-scale applications, including big-sized machines in agriculture, construction, and industrial equipment. Its powerful V-Twin design delivers exceptional power for the toughest tasks. Vanguard's Electronic Fuel Injection (EFI) optimizes fuel and spark in real-time, ensuring reliable starting, enhanced load response, and superior fuel efficiency. The Electronic Throttle Control (ETC) provides smooth, consistent power across varying loads and terrains. With reduced vibrations, extended runtimes, and fewer refuels, this 37 HP engine offers unmatched durability and efficiency, perfect for heavy-duty, high-performance machinery that needs even more power.

Power for heavy-duty tasks
The V-Twin design delivers higher power and torque, making it ideal for heavy-duty applications.

Smooth operator
The V-Twin configuration provides better balance and reduced vibration, enhancing operator comfort and extending equipment life.

Efficient power delivery
Thanks to EFI and ETC, this Vanguard engine offers enhanced starting, improved performance, and better fuel efficiency.

Durable design
Built for demanding environments, this engine boasts a robust design without compromising on power or performance.

* Power levels are stated gross kilowatts per SAE J1940 as rated by Briggs & Stratton.

Improved Sound Quality
Engineered resin blower housing and phase modulated flywheel fan for lower noise level and improved sound quality.
V-Twin OHV Technology
V-Twin engine design provides better balance and allows for increased power. OHV technology optimizes performance for a longer engine life and enhanced fuel economy.
Smooth Easy Starting
The mechanical compression release eases the starter to crank the engine. Magnetron electronic ignition system ensures quick dependable starts with no maintenance required. The result is a smooth easier starting and longer starter life. Optional rewind start and solenoid shift starter.
Maximum Durability
Engine block designed to provide superior durability. Cast iron cylinder sleeve adds integrity and durability that withstands wear and abuse while providing improved oil control.
Cyclonic Air Cleaner
Advanced protection against airborne debris entering the engine.


Electronic Fuel Injection (EFI)
The Vanguard V-Twin EFI engines feature an automotive-based, closed-loop EFI system that delivers easier starting and improved performance, with fuel savings of up to 25%*.
Electronic Throttle Control (ETC)
The Vanguard ETC technology reacts instantaneously to any applied load from its environment to maintain power when the application demands it. The flywheel speed sensor detects any change in RPM and sends a signal to the throttle body, ensuring consistent engine speed.
Extended Engine Life
Maximum lubrication and critical engine components protection. The spin-on filter keeps oil cleaner for an extended engine life. Dual ball bearings provides added durability and extends engine life.
Superior Balance
The dynamically balanced crankshaft, light weight piston and ring package minimize engine noise and vibration and improve high temperature durability.
High Efficiency Head Design
Angled ports optimizes tumble and mixture preparation for improved efficiency, smoother idle, lower emissions and more power.
* Closed loop EFI system fuel savings may vary based on cutting conditions and other factors.
POPULAR MARKETS & APPLICATIONS


Industrial & Construction
There's no room on the job site for downtime. The everlasting power and durability of Vanguard engines are the perfect fit for construction and industrial equipment.
Example application:

Landscape & Agriculture
Vanguard engines deliver rugged reliability to boost productivity on the farm. Designed to maximize uptime, they help farmers cover more acres efficiently, season after season.
Example application:

Marine
Vanguard engines power marine applications with reliable performance, fuel efficiency, and easy maintenance, ensuring smooth operation in tough water conditions.
Example application:

Eingine Type | V-Twin, 4-stroke, air-cooled, OHV (Overhead Valve) |
Model Number | 61A7 |
Gross kW* @ 3'600 rpm | 27,6 |
Gross HP* @ 3'600 rpm | 37,0 |
Displacement (cc) | 993 |
Cylinder | Cast iron sleeve |
Bore & Stroke (mm) | 85,5 x 86,5 |
Fuel Tank Capacity (l) | NA |
Oil Capacity (l) | 2,3 |
Compression Ratio | 8.2:1 |
Air Cleaner | Five-Inch Cyclonic Air Cleaner |
Ignition System | Computer Controlled Battery Ignition |
Lubrication System | Full Pressure Lubrication with Spin-On Oil Filter |
Dimensions L x W x H (mm) | 561 x 514 x 626 |
Dry Weight (kg) | 56,7 |
Optional |
|
Warranty | Three year limited commercial engine warranty for all applications. Get more information about our warranties. |
Operator Manuals | |
All Vanguard engine specifications are European Stage 5 and EPA Phase 3 emissions compliant. |
* Power levels are stated gross kilowatts per SAE J1940 as rated by Briggs & Stratton.
Power Curve

37 HP GROSS POWER*
* Power Ratings: The gross power rating for individual gasoline engine models is labelled in accordance with SAE (Society of Automotive Engineers) code J1940 Small Engine Power & Torque Rating Procedure, and is rated in accordance with SAE J1995. Torque values are derived at 2600 RPM for those engines with "rpm" called out on the label and 3060 for all others; horsepower values are derived at 3600 RPM. The gross power curves can be viewed at www.briggsandstratton.com. Net power values are taken with exhaust and air cleaner installed whereas gross power values are collected without these attachments. Actual gross engine power will be higher than net engine power and is affected by, among other things, ambient operating conditions and engine-to-engine variability. Given the wide array of products on which engines are placed, the gasoline engine may not develop the rated gross power when used in a given piece of power equipment. This difference is due to a variety of factors including, but not limited to.the variety of engine components (air cleaner, exhaust. charging, cooling, carburettor. fuel pump, etc.), application limitations, ambient operating conditions (temperature, humidity, altitude), and engine-to-engine variability. Due to manufacturing and capacity limitations, Briggs & Stratton may substitute an engine of higher rated power for this engine.

SELECT ANOTHER V-TWIN ENGINE

* Power levels are stated gross kilowatts per SAE J1940 as rated by Briggs & Stratton.
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