40.0 Gross HP* EFI - Marine

40.0 Gross HP* EFI - Marine

993cc

This Vanguard BIG BLOCK™ V-Twin EFI engine delivers optimized performance for marine applications and keeps you out on the water longer.

  • 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

Features

Performance Muffler

Designed for increased air flow

Vanguard EFI

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

V-Twin OHV Technology

Superior balance, low vibration, lower emissions, improved valve life, better fuel economy and higher HP/Weight

Heavy-Duty Cylinder and Sump

Engine block designed to provide superior durability

Industrial Grade Solenoid Shift Starter

Quick reliable starts

Engine Warranty

Three year commercial engine warranty** for all applications

Dura-Bore® Cast Iron Sleeve

Withstands wear and abuse.

Light Weight Piston & Ring Package

Lowers noise, vibration, oil consumption, emissions and wear

High Pressure Fuel Pump Module

Alcohol & Stale Fuel Resistance

Service Solution

Suite of support and diagnostic tools allows for minimizing potential downtime

Dynamically Balanced Crankshaft

Minimizes engine noise and vibration

Electronic Ignition

Quick, dependable, starts with no maintenance required

Electric Control Module (ECU)

Allows for altitude compensation and optimized starting

Specifications

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Model
61G3, 61G4
HP (gross) *
40
Engine Displacement (cc)
993
Engine Configuration
Horizontal
Bore (in)
3.37
Stroke (in)
3.41
Weight (lbs)
125
Oil Capacity (oz)
78
Compression Ratio
8.5:1
Air Cleaner
Low Profile Air Cleaner
Ignition System
Computer Controlled Battery Ignition
Lubrication System
Full Pressure Lubrication with Oil Filter
Length (in)
14.92
Width (in)
19.53
Height (in)
28.54
Material Number
61G3, 61G4
Warranty Consumer Power Source Info
3 Year Limited
Manuals
DownloadOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
DownloadOperator's Manual -
DownloadIllustrated Parts List - Chinese
DownloadIllustrated Parts List - English
DownloadOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
DownloadOperator's Manual - English,Spanish,French
DownloadOperator's Manual -
DownloadOperator's Manual - English,Spanish,French
DownloadOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
DownloadOperator's Manual - English,Spanish,French
DownloadOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
DownloadOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
DownloadIllustrated Parts List - English
DownloadIllustrated Parts List - English
DownloadOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
DownloadOperator's Manual - English,Spanish,French
DownloadOperator's Manual - English, Bulgarian, Czech, Estonian, Croatian, Hungarian, Lithuanian, Latvian, Polish, Romanian, Russian, Slovak, Slovenian, Turkish
DownloadOperator's Manual -
DownloadOperator's Manual - English,Spanish,French
DownloadIllustrated Parts List - English
DownloadIllustrated Parts List - English
DownloadOperator's Manual - English,Spanish,French
DownloadOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
DownloadIllustrated Parts List - Chinese
DownloadIllustrated Parts List - Chinese
DownloadOperator's Manual - English,Spanish,French
DownloadOperator's Manual -
DownloadIllustrated Parts List - Chinese
DownloadOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
DownloadIllustrated Parts List - English
DownloadOperator's Manual - English, Danish, Dutch, Finnish, French-European, Greek, Italian, German, Norwegian, Portuguese-European, Spanish-European, Swedish
DownloadOperator's Manual - English,Spanish,French

*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

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.

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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

Key Switch
Alternators (20 & 20-50 amp)
Oil Pressure Switch
Straight Keyed Cranks (1-1/8" & 1-7/16" Diameters)
Flywheel Stub Shaft
Stainless Steel Performance Muffler
High Speed 4750rpm Package (Marine & Utility Vehicles Only)
Direct Throttle Control
Tach/Hour Meter with Check Engine Light
Low Idle Speed Control
Spline Crankshaft

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.

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