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SD-1 MINISPORT
Engine
4-Stroke OHV Inverted Engine Overview
This simple yet robust 4-stroke OHV inverted engine is designed based on a proven industrial solution, making it a reliable and efficient choice for light aircraft like the SD-1. With a weight of 32 kg, it strikes a balance between power and lightweight design, enhancing the aircraft’s overall performance.
Engine Specifications
- Crankshaft and Connecting Rods: The engine features forged crankshaft and connecting rods, ensuring durability and strength, which are critical for consistent performance and long engine life.
- Cooling System: Air-cooled design simplifies maintenance and operation, while providing adequate thermal management during flight.
- Ignition System: Magneto ignition ensures reliable starting and operation, a common and dependable choice for aircraft engines.
- Propeller Compatibility: The engine is paired with a Helix propeller, with a diameter of 1.25 meters. This two-blade fixed composite propeller is optimized for efficiency and performance.
- Fuel Type: The engine runs on MOGAS with a minimum octane rating of 95 RON, making it compatible with widely available automotive gasoline.
- Time Between Overhauls (TBO): The engine has a TBO of 1000 hours.
- Overhaul Cost: The estimated overhaul price is approximately 2000 EUR, offering a cost-effective maintenance solution for operators.
Suitability
This engine is considered the most suitable 4-stroke engine for the SD-1, providing a well-rounded combination of reliability, performance, and cost-efficiency, making it an excellent choice for both amateur and experienced pilots.
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