KAVAN FS-52AR Four-Stroke Engine – Smooth, Reliable Power for Scale RC Aircraft
Available at Aerobertics
The KAVAN FS-52AR is a high-quality four-stroke engine, ideal for sporty, aerobatic, and especially scale model aircraft. Celebrated for its reliable operation, smooth running-in, and easy fine-tuning, it’s perfect for enthusiasts who love the authentic deep “puffing” sound of a classic four-stroke. With proper care and maintenance, the FS-52AR delivers years of dependable performance.
Key Features and Performance
- Classic Ringed Glow Plug Design: Durable and efficient operation for scale and sport models
- Twin-Needle RC Carburetor: Precise fuel control and easy tuning
- Muffler Included: Ensures quieter and optimized operation
- Crankshaft Thread: UNF 1/4-28 with included safety propeller lock nut
- Displacement: 8.56 ccm
- Operating RPM: 2,000–10,000
- Motor Power (9,500 RPM): 710 W
- Weight: 455 g
Recommended Propellers and Fuel
Propellers:
- Running-in: 11×7"
- Sport & Aerobatic: 10×9", 11×7"
- Scale: 12×6", 12.5×6"
Fuel Tank Volume: 200–250 ml
Fuel:
- Recommended for running-in: KAVAN 4T Air 5% nitro
- After break-in: KAVAN 4T Air 10–15% nitro
- Castor-based fuels should contain at least 18% castor oil (or castor/synthetic blend) and 5–15% nitromethane. Using a small nitromethane content ensures high reliability and easier carburetor adjustments under varying temperatures and conditions.
Recommended Glow Plugs:
- KAVAN GP-1
- O.S. MAX Type F
- KAVAN Premium No.4T
Why Aerobertics Recommends the FS-52AR
At Aerobertics, we trust KAVAN four-stroke engines for their authentic sound, smooth operation, and long-term reliability. The FS-52AR is perfect for pilots seeking realistic scale performance, precise control, and an enjoyable flying experience. From aerobatics to detailed scale flight, this engine provides confidence, consistency, and classic four-stroke charm.
Included in the Set
- KAVAN FS-52AR engine with RC carburetor and muffler
- Instruction manual
