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OS 12660 Fx Engine Box Nitro Glow

12660 Os Max 25 Fx Engine New In Box - Engines Model # Nitro / Glow

( Brand: Os ), ( Manufacturer Part Number: 12660 ), ( Type: Rc Engine ), ( Compatible Fuel Type: Nitro Glow Fuel ), ( Country Of Origin: Japan )

Review OS Max Fx Engine New In Box Engines Model Nitro Glow

The 12660 25 FX ENGINE BOX by Nitro Glow is a high-performance, 2-stroke nitro fueled engine designed for RC hobbyists and model aircraft enthusiasts. This engine is part of Nitro Glow's FX series, which is known for its exceptional power and reliability.

The engine is a box type design, with dimensions of approximately 3.2 inches in length, 3.3 inches in width, and 2.3 inches in height. It features a displacement of 25cc, making it suitable for larger RC planes or helicopters. The engine comes complete with a crankshaft, piston, cylinder, and all necessary hardware for assembly.

The 12660 FX engine is powered by nitro fuel, which is delivered to the engine through a fuel system that includes a carburetor, fuel tank, and fuel lines. The engine is equipped with a 2-needle Mikuni VM25 carburetor, which is known for its precision fuel delivery and ease of tuning.

The engine's combustion chamber is lined with a high-quality, nickel-plated cylinder bore, which ensures excellent heat dissipation and durability. The piston is made of forged aluminum, and it features a diamond-like coating on the piston skirt to reduce friction and improve engine performance.

The engine's crankshaft is made of high-strength steel, and it is designed to handle the rigors of RC flying. The crankshaft is supported by three bearings, ensuring smooth operation and long life. The engine's connecting rod is also made of high-strength steel, and it features a bronze bushings to reduce wear and improve durability.

The 12660 FX engine is also equipped with a high-performance exhaust system, which includes a silencer to reduce noise levels and improve engine performance. The engine's exhaust port is designed to provide optimal exhaust scavenging, which helps to improve engine efficiency and power output.

The engine's ignition system includes a high-output ignition coil, a precision-machined ignition magnet, and a high-tension ignition lead. The engine is also equipped with a glow plug, which helps to ensure quick and easy engine starting in cold weather conditions.

The 12660 FX engine is backed by Nitro Glow's comprehensive customer support and technical assistance, ensuring that RC hobbyists and model aircraft enthusiasts can get the most out of their engine. This engine is a great choice for those looking for high-performance, reliability, and durability in a 25cc nitro fueled engine.

Pros and Cons of buying a 12660 25 FX ENGINE BOX for Nitro Glow RC Planes

The 12660 25 FX ENGINE BOX is a popular choice for RC hobbyists looking for a high-performance, nitro glow engine. In this analysis, we will discuss the key advantages and disadvantages of purchasing this engine to help you make an informed decision.

Pros:

1. Powerful Performance: The 12660 25 FX ENGINE BOX delivers impressive power, enabling RC planes to fly faster and higher than with standard engines. This makes it a preferred option for experienced pilots and those seeking an adrenaline rush.

2. Excellent Fuel Efficiency: Compared to other nitro glow engines in its class, the 12660 25 FX ENGINE BOX offers excellent fuel efficiency, allowing for longer flight times and fewer refueling stops.

3. Durable Construction: The engine is constructed using high-quality materials, ensuring long-lasting durability. This is particularly important for RC hobbyists who frequently use their planes for intense activities.

4. Adjustable Carburetor: The adjustable carburetor allows users to fine-tune the engine's performance based on their specific RC plane and flying conditions, ensuring optimal power and efficiency.

Cons:

1. Higher Cost: The 12660 25 FX ENGINE BOX is more expensive than standard RC engine options. This could be a potential drawback for hobbyists on a tight budget.

2. Requires Regular Maintenance: Nitro glow engines, including the 12660 25 FX ENGINE BOX, require more frequent maintenance than electric engines. This includes tasks such as fuel mixing, air filter cleaning, and engine tuning.

3. More Complex Setup: Compared to electric engines, setting up a nitro glow engine involves more steps and considerations, such as fuel mixing, proper ignition, and adjusting the carburetor.

Conclusion:

The 12660 25 FX ENGINE BOX is an excellent choice for RC hobbyists who demand powerful performance and are willing to invest in a high-quality, durable engine. Its fuel efficiency and adjustable carburetor make it a versatile option for various flying conditions. However, its higher cost and requirement for regular maintenance are important factors to consider before making a purchase. Ultimately, if you're seeking an adrenaline-pumping RC plane experience and are prepared for the associated responsibilities, the 12660 25 FX ENGINE BOX is a worthy investment.

Recommendation:

If you're an experienced RC hobbyist looking for a powerful, high-performance engine for your nitro glow RC plane, the 12660 25 FX ENGINE BOX is an excellent choice. Its durable construction, fuel efficiency, and adjustable carburetor make it a versatile and reliable option for various flying conditions. However, be prepared for the higher cost and additional maintenance requirements associated with nitro glow engines.

Details:

Never been mounted fueled or fired. Model number 12660. Box has minor shelf ware from storage. Everything moves freely as a new engine should.

OS#8 glow plug only installed to seal up engine. All paperwork, muffler, mounting hardware and instructions/decals are included. Brand new in the box OS 25 FX engine. Engine has never been rotated through a compression stroke.

part #: 12660 prices

  • $144.44-$225.00

specifications rcparta:

  • brand: Os
  • mpn: 12660
  • type: Rc Engine
  • compatible fuel type: Nitro Glow Fuel
  • country of origin: Japan

returns rcparta:

  • policy: No Returns

seller rcparta:

  • rating: 100.0%
  • city: Genoa, Illinois
  • # reviews: 1781

offer rcparta:

  • availability: In Stock
  • started: February 4, 2026
  • sold: 0
  • options: Ship-to-home
  • quantity: 1

general rcparta:

  • condition: New
  • Radio Control Control Line > RC model Vehicle Parts Accs > Other RC Parts Accs

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  • credit card: Diners-club

shipping rcparta:

  • cOst: $10.50
  • class: Expedited
  • service: USPS Priority Mail
  • carrier: USPS
  • transit: 3-8 Days
  • type: Fixed
type: rc engine, compatible fuel type: nitro glow fuel, country of origin: japan,
category: toys & hobbies > radio control line > rc model vehicle parts accs > rc parts accs, sku: 9656330063765762,

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3 offers $144.44–$225.00 USD
  • Offer #1: $144.44 price + $0.00 shipping estimate = $144.44* total. Found the side of an estate sale appears to be new in the box never used.FREE SHIPPING
  • Offer #2: $169.95 price + $16.45 shipping estimate = $186.40* total. This item is new OS MAX 25 FX Engine New In Box - OS Engines - Model # - Nitro / Glow.+$16.45 shipping
  • Offer #3: $225.00 price + $13.59 shipping estimate = $238.59* total. I'm not here to BS you. O.S.+$13.59 shipping

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