33.0 Gross HP* EFI/ETC

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33.0 Gross HP* EFI/ETC

993cc

Count on this Vanguard BIG BLOCK™ V-Twin EFI engine to dramatically increase productivity and reduce fuel consumption compared to carbureted equivalents.

Designed with debris and air management features that enhance durability and performance.
Backed by Vanguard’s 3-Year Commercial Warranty.

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Horsepower (HP)

993

Displacement (cc)

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.

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 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.

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.

_{*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

Model

61A6

HP (gross) *

Engine Displacement (cc)

993

Engine Configuration

Vertical

Bore (in)

3.37

Stroke (in)

3.41

Weight (lbs)

125

Oil Capacity (oz)

Compression Ratio

8.2:1

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

Certified Power Rating

Download Power Curve

Commercial Engine Warranty**

3-Year Limited

Manuals

Illustrated Parts List - Chinese
Download

Illustrated Parts List - English

^{*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

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.

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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.

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

Alternators (20 & 20-50 amp)
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.

Learn more about Vanguard^® EFI & ETC Technology and how it works by downloading our literature here.