33.0 Gross HP* EFI/ETC
993cc
This Vanguard BIG BLOCK™ V-Twin EFI engine with ETC delivers more efficient fuel performance and longer oil change intervals so your operating costs are lower.
- Features Electronic Throttle Control that maintains smooth, consistent power in any environment.
- 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.
Horsepower (HP)
35
Displacement (cc)
993
No. of Cylinders
2
Fuel Type
Gas
Features
Vanguard EFI/ETC
Achieve consistent power, optimize fuel efficiency, and improve starting performance with electronic fuel injection (EFI). With electronic throttle control (ETC), the engine instantly adjusts power to match any load, ensuring peak performance at all times. Learn more >>>
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.
High Efficiency Head Design
Stay productive even in the toughest conditions with new, improved cylinder heads designed to keep your engine cooler for longer. With a 30-degree temperature reduction†, our High-Efficiency Head Design enhances cooling performance, helping extend engine life and maintain peak productivity. Additional cooling features, including extra fins and increased aluminum, further boost durability and reliability when you need it most.
Magnetron® Electronic Ignition
Start your equipment quickly and reliably every time—no maintenance needed, so you can get to work without hassle.
Specifications
| 33.0 Gross HP* EFI/ETC | |
| Model Number | 61A1 |
| HP (Gross)* | 33.0 |
| Engine Displacement (cc) | 993.0 |
| Engine Configuration | Horizontal |
| Bore (in) | 3.37 |
| Stroke (in) | 3.41 |
| Oil Capacity (oz) | 78.0 |
| 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) | 14.92 |
| Width (in) | 19.53 |
| Height (in) | 28.54 |
| Weight (lbs) | 125.0 |
| Commercial Engine Warranty** | 3-Year Limited |
| Operator's Manuals |
**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.

Tips & Troubleshooting
Have a question? Search our Frequently Asked Questions to find answers related to model specifications, routine maintenance, repair or troubleshooting.

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.

Commercial Limited Warranty
Three-year commercial engine warranty for all applications. See operator's manual or dealer for complete warranty details.

