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Ephil - 38cc Side exhaust - PRO - Glow Gasoline Engine w/ E-Starter - XG-38cc-S PRO
Discover serious performance in a compact format with the EPHIL XG-38cc-S Pro. This 38 cc glow/gasoline engine brings dependable power with modern convenience: electric starter, glow plug ignition, and smooth throttle response. Ideal for sport or scale models where reliability and ease of use matter most. Get ready to elevate your flying experience.
USAGES
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Built-in electric starter and glow plug ignition mean quicker, hassle-free field starts.
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Best suited for aircraft in the approximate wingspan range of 70 – 90 inches (or similarly weighted sport/scale models).
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Propeller recommendations: 19×8, 19×10, 20×8, 20×10 — choose based on your aircraft’s size and altitude.
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Use quality glow plugs (E8 or OS G5) with gasoline mixed at ~30:1 with premium two-stroke oil for best results.
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Break-in recommended: run the engine through a few tanks with moderate throttle, then gradually increase load for smooth performance and long life.
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Ensure the engine is mounted securely, with good cooling airflow and vibration isolation for optimal operation.
Specifications
Displacement: 38 cc (2.33 cu in)
Performance: 4.2 HP
Speed Range: 1,800 – 7,300 RPM (tested with 20×9 propeller)
Bore: 39 mm (1.54 in)
Stroke: 32.5 mm (1.28 in)
Compression Ratio: 9:1
Lubrication Ratio: 30:1 (Gasoline : 2-Stroke Motor Oil)
Ignition Voltage: 6-8.4 V
Glow Plug Type: E8 (or OS G5)
Recommended Propellers: 19×8, 19×10, 20×8, 20×10
Static Thrust: approximately 10.5 kg @ 100 m altitude (23.1 lb) / 8.5 kg @ 1,800 m altitude (18.7 lb)
Weight of Main Engine: 1,186 g
Weight of Muffler Set: 73 g
Weight of Aluminum Standoffs Set: 100 g
Total Weight (engine + starter/ignition etc): ~1,429 g (3.15 lb)