Information
2025 Vanguard® Power BIG BLOCK™ V-Twin Vertical Shaft 40.0 Gross HP* EFI/ETC
You demanded more power, whether powering commercial zero-turn mowers, concrete trowels, mud boats or more. Vanguard BIG BLOCK V-Twin engines continue to prove themselves in an array of demanding applications. The 40.0 Gross HP* / 993cc EFI/ETC features electronic fuel injection and electronic throttle control delivers consistent power and fuel efficiencies.
Features may include:
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.
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.