DLE 40 Engine | 40cc Twin Gas UAV Powerplant

DLE-40 40cc Twin Gas Engine with Electronic Ignition and Muffler

The DLE-40 is a smooth-running 40cc twin-cylinder gasoline engine designed for large-scale RC airplanes, sport models, scale aircraft, aerobatic builds and professional aeromodelling projects. Its opposed twin-cylinder architecture helps reduce vibration while delivering strong throttle response, reliable petrol-powered performance and a practical power-to-weight ratio for serious RC aircraft builders.

KEY FEATURES & BENEFITS:

• Smooth 40cc Twin-Cylinder Power:
• • 40cc / 2.45 cu in displacement for large RC aircraft applications
• • Opposed twin-cylinder layout for smoother operation and reduced vibration
• • Output power of approximately 4.8 HP at 8500 RPM
• • RPM range of approximately 1500–8500 RPM
• • Strong power-to-weight ratio with total system weight around 1.5kg

• Complete Engine Package:
• • Electronic ignition module included
• • Two mufflers included
• • Two spark plugs included
• • Engine standoffs included
• • Spiral wire wrap and connector safety clips included
• • Designed for unleaded gasoline, 2-stroke oil, ignition battery and suitable propeller setup

• Professional Aeromodelling Use:
• • Recommended propellers include 19x8, 19x10, 20x8 and 20x10
• • NGK CM6 spark plug compatibility
• • 32mm × 25mm bore/stroke reference
• • 30:1 gasoline/oil mix reference
• • Suitable for RC flying clubs, professional workshops, aeromodelling labs, fixed-wing prototype projects and large aircraft builds

APPLICATIONS: Large-scale RC airplane builds, sport RC aircraft, scale model aircraft, aerobatic RC aircraft, petrol-powered model aviation, RC engine replacement projects, aeromodelling workshops, engineering college aircraft labs, fixed-wing UAV prototype testing, RC flying club maintenance, professional model-aircraft power-system integration.

FREQUENTLY ASKED QUESTIONS:

Q: What is the DLE-40 40cc Twin Gas Engine? A: The DLE-40 is a 40cc opposed twin-cylinder gasoline RC airplane engine designed for large-scale sport aircraft, scale models, aerobatic aircraft and professional aeromodelling projects.

Q: What is the price of the DLE-40 Twin Gas Engine? A: The listed import price is 97,000 ₹ for the DLE-40 Twin Gas Engine Standard Package. Final pricing may vary if installation support, propeller matching, workshop support or UAV prototype integration assistance is added.

• Q: What is the displacement of the DLE-40?
• A: The listed displacement is 40cc, equal to approximately 2.45 cubic inches.

• Q: What power output does it produce?
• A: The DLE-40 Twin is commonly listed with output of approximately 4.8 HP at 8500 RPM. The product page also describes it as a five-horsepower class engine.

• Q: What is the RPM range?
• A: The listed RPM range is approximately 1500–8500 RPM. Final RPM depends on propeller selection, fuel mix, tuning, air density and engine condition.

• Q: What makes the DLE-40 Twin smooth?
• A: The DLE-40 uses an opposed twin-cylinder design, which helps reduce vibration and improves smoothness compared with many single-cylinder gasoline engines.

• Q: What is the bore and stroke?
• A: The listed bore and stroke are 32mm × 25mm.

• Q: What is the total engine system weight?
• A: The listed total weight is approximately 1.5kg / 3.3lb including engine, mufflers, ignition module, spark plugs and mounting accessories.

• Q: What is the engine-only weight?
• A: The engine-only weight is approximately 1.17kg / 2.58lb.

• Q: Does the DLE-40 include electronic ignition?
• A: Yes, the package includes an electronic ignition module for reliable spark timing, smoother starting and strong throttle transition.

• Q: Does the package include mufflers?
• A: Yes, the package includes two mufflers.

• Q: Does the package include spark plugs?
• A: Yes, the package includes two spark plugs. NGK CM6 is the recommended replacement spark plug type.

• Q: Are engine standoffs included?
• A: Yes, engine standoffs are included according to the product page and common DLE-40 package references.

• Q: What fuel does the DLE-40 require?
• A: The DLE-40 requires unleaded gasoline mixed with suitable 2-stroke oil. A 30:1 gasoline/oil mix is commonly listed for this engine.

Q: What ignition battery is required? A: Common ignition battery options include 4.8–8.4V NiCd/NiMH, 6.6V LiFe or 2S LiPo depending on ignition-module compatibility. A regulator may be required with LiFe or LiPo packs depending on setup.

Q: What propellers are suggested? A: Suggested propellers include 19x8, 19x10, 20x8 and 20x10. Final propeller selection should match aircraft weight, altitude, flight style, break-in status and safe RPM range.

• Q: Is a propeller included?
• A: A propeller should be treated as required separately unless specifically included in the final quotation. Confirm final package contents before order.

• Q: What aircraft is the DLE-40 Twin suitable for?
• A: It is suitable for large-scale RC airplanes, sport aircraft, scale aircraft and aerobatic aircraft designed for a 40cc-class twin gasoline engine.

Q: Is the DLE-40 Twin suitable for beginners? A: It is best suited for experienced RC pilots or beginners working under expert supervision. Twin gasoline engines require careful installation, fuel handling, ignition setup, propeller safety and regular maintenance.

Q: Can the DLE-40 be used in UAV prototype projects? A: Yes, it may be used in petrol-powered fixed-wing UAV prototype projects if the airframe, vibration isolation, fuel system, propeller, cooling, ignition and safety procedures are professionally engineered.

Q: What else is required for installation? A: Typical required items include suitable propeller, fuel tank, fuel tubing, fuel filter, ignition battery, switch harness, throttle linkage, engine mount, starter equipment, field tools and correct gasoline/oil mix.

Q: What maintenance is required? A: Maintenance should include checking propeller bolts, engine mounting bolts, muffler bolts, spark plugs, ignition wiring, fuel lines, fuel filter, throttle linkage, carburetor tuning and general engine cleanliness.

Q: What safety precautions are important? A: Operators should follow propeller safety, fuel safety, fire safety, controlled starting procedure, secure mounting, safe tuning practice and field operation rules. Never stand in the propeller arc during operation.

Q: Why choose a twin-cylinder gas engine? A: Twin-cylinder gasoline engines can provide smoother operation, reduced vibration and refined throttle response for larger RC aircraft where smoothness and reliability are important.

Q: What warranty is included? A: Warranty support generally covers manufacturing defects under approved use and normal operating conditions. Damage from incorrect fuel mix, poor tuning, overheating, propeller strike, crash impact, dirt ingestion, water exposure or unauthorized modification may not be covered.