Ask a Question About This Product
SEMTO / TOYAN FS-L200AC 7cc Inline-2 Nitro Engine Kit is the current air-cooled 7cc SOHC inline-two kit that replaces the discontinued water-cooled FS-L200W version on the reference listing. This page is written for buyers comparing TOYAN FS-L200AC inline two-cylinder engine kit, 7cc SOHC inline twin nitro engine, air cooled two cylinder engine kit, electric start miniature RC engine and related working mechanical models.
SEMTO / TOYAN FS-L200AC 7cc Inline-2 Nitro Engine Kit: Quick Answer
Choose this model when you want to study or operate two in-line four-stroke cylinders, a single overhead camshaft, synchronous belt timing, air cooling and electric starting. It is best suited to advanced engine-kit builders and experienced RC hobbyists who can supply the correct ignition, battery, fuel and installation hardware. The original white-background main image identifies the exact product architecture; the gallery shows additional angles, components and available configurations.
Verified Product Specifications
| Current model | FS-L200AC / kit version |
|---|---|
| Layout | Inline two-cylinder |
| Displacement | 7cc (3.5cc per cylinder) |
| Cycle / valve train | Four-stroke / SOHC |
| Bore x stroke | 16.6 x 17mm |
| Published speed range | 4000-16000rpm |
| Published power | 0.6PS |
| Cooling | Air-cooled |
| Starting | Electric; 7.4V 2S lithium battery specified and not included |
| Fuel | 20-25% nitro model fuel |
| Ignition | Module and F-type glow plugs are not included |
| Published size / weight | 11.2 x 9 x 9.2cm / 535g |
Why This Model Is Different
- Clear engineering focus: the layout makes two in-line four-stroke cylinders, a single overhead camshaft, synchronous belt timing, air cooling and electric starting easier to observe than a generic closed display model.
- Configuration transparency: selectable versions are named explicitly and their price changes appear beside the option before checkout.
- Visual buying evidence: multiple gallery views help verify exterior finish, major components and supplied assembly state.
- Specialist fit: the product expands the collection into a distinct engine architecture rather than duplicating an existing listing.
How to Choose the Correct Version
- Confirm the selected option, assembly state, color or bundle before adding the item to the cart.
- Use the specification table and gallery to verify the power source, cooling method and visible accessories.
- For fuel, heat or live-steam products, confirm that you have the required operating experience, ventilation and safety equipment.
- For RC installation, measure the available envelope and verify the drivetrain, mounting, cooling and starting-system requirements.
Safety and Operating Guidance
This is specialist model equipment, not an unsupervised children's toy. Keep moving parts guarded from loose clothing and hair. Operate fuel or steam models only in a ventilated area on a stable, heat-resistant surface. Use eye protection, follow the supplied manual and never exceed the specified fuel, electrical or pressure requirements.
Frequently Asked Questions
Is this a real working engine?
The specification table states whether the item is a fuel engine, live-steam mechanism or powered mechanical simulation. A moving educational model should not be interpreted as a full-size propulsion engine.
Does the selected version change the price?
Where options are present, each value uses the corresponding product configuration price. Review the updated price and option label before checkout.
Are the exact accessories shown included?
Only the components described by the selected configuration are included. Lifestyle scenes and engineering diagrams explain use or structure and should not be treated as a packing list.
Who should buy this model?
It is intended for advanced engine-kit builders and experienced RC hobbyists who can supply the correct ignition, battery, fuel and installation hardware. Beginners should start with an electric simulation; fuel and live-steam products require experienced adult operation.
Engineering Reference and Related Models
Quick Answer: Is the SEMTO / TOYAN FS-L200AC 7cc Inline-2 Nitro Engine Kit right for you?
Short answer: The FS-L200AC 7cc inline 2 nitro engine kit is best suited to experienced model-engine users who can supply the specified nitro fuel, starting and cooling equipment. It is not the right choice for indoor operation, unsupervised use, or buyers without the required fuel, ignition, cooling and mounting equipment. Use the published specifications, selected option and gallery—not the product name alone—to make the final decision.
Decision summary
| Decision factor | Why it matters | What to verify here |
|---|---|---|
| Configuration | Similar models can differ in cylinder layout, assembly state and drive method. | Selected version, gallery and specifications |
| Support equipment | A model may require equipment that is not part of the pictured engine. | Included-parts list and option fields |
| Operating environment | Heat, motion, fuel or pressure changes the safe setup. | Published operating method and safety notes |
Before you order
- Confirm the exact fuel or power method, ignition or glow system, starter and break-in requirements.
- Verify cooling, exhaust, lubrication, mounting footprint and all included accessories.
- Compare the selected version and gallery images before ordering; similar-looking variants may use different support equipment.
What is known—and what still needs confirmation
The model identity and configuration above are based on the product title, published specifications, options and gallery on this page. Performance, runtime, fuel consumption, output and compatibility should be treated as unknown unless explicitly stated in those fields. Contact EnginesDIY before ordering when a required dimension, fitting or accessory is not shown.
Compare related models and verify the engineering context
Browse the most relevant EnginesDIY collection to compare architecture, assembly format and current availability. For independent context, see OSHA’s flammable-liquids standard. Fuel-powered miniature engines create heat, moving-part, exhaust and flammable-liquid hazards. The external reference provides general fuel-handling context; it does not test, certify or endorse this product.
Safety and scope
This is a scale hobby or educational product, not a full-size propulsion or industrial power unit. Operate only with adult supervision, adequate ventilation and the specified support equipment. Keep hands, loose clothing and combustible materials away from hot and moving parts.
Content reviewed: 28 July 2026. Product-specific claims were limited to information published on this page; undocumented claims were excluded.
