SEMTO
SEMTO ENGINE ST-NF2 DIY Build a Nitro 4 Stroke 2 Cylinder Engine Kit That Runs- FS-L200AC
★ 4.9 (99 reviews)
$329.98
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Stirlingkit
4-Stroke & Inline Engines SKU: 3375041
Four-stroke 15cc OHV Single-cylinder Vertical Internal Combustion Engine Model
✓ Precision Quality Inspected • Backed by 30-Day Guarantee
$669.99 USD
Engineering Summary
The Four-stroke 15cc OHV Single-cylinder Vertical Internal Combustion Engine Model is a 15CC 4-Stroke & Inline Engine precision-engineered by Stirlingkit. Features construction machined from metal. Available for $669.99 USD with free worldwide tracked shipping, 30-day returns, and replacement parts support at Stirlingkit.
✓ Free Worldwide Shipping: Tracked air delivery in 5–14 business days.
✓ Missing Parts Guarantee: Free replacement parts dispatched within 7 days.
✓ 30-Day Risk-Free Returns: Full refund on unbuilt kits in original box.
Technical Specifications
19 Verified Parameters| Material | Metal |
|---|---|
| Bare Weight | 1.9kg |
| Displacement | 15CC |
| Cylinder Diameter | 25mm |
| Stroke | 24mm |
| Compression Ratio | 5/1 |
| Valve Mechanism | OHV (Overhead Valve) |
| Rpm Range | 800-5000rpm |
| Lubrication Method | Wet Sump/Splash Lubrication |
| Lubricating Oil Type | 5W40（4T） |
| Cooling Mode | Air-cooling |
| Starting Mode | Manual Pull (Rope) |
| Ignition Method | CDI Electronic lgnition |
| Starting Voltage | Approx 6V (Without Battery) |
| Product Dimensions | 21 x 12 x 27cm |
| Product Weight | 2200g |
| Package Dimensions | 25 x 15 x 32cm |
| Package Weight | 2500g |
| Packing | Box |
Features, Architecture & Package Contents
15cc Vertical OHV Single-cylinder Four-stroke Internal Combustion Engine Model Physical Experiment Educational Toys -
Features:
.Industrial Engine: The vertical OHV single-cylinder four-stroke gasoline engine with deeply industrial style is built with half-perspective window for visible internal running process, flexible cylinder head capable of opening and closing, independent lubricating system to fill 4T engine oil separately and electronic igniter equipment.
.Delicate Technology: All aluminium alloy parts processed by CNC machine tool, electric pulse and line cutting, with a machining precision of 0.02mm, and the crankshaft treated with hard chrome electroplating after 40Gr quenching and tempering as well as finish turning, with a hardness of 55HRC and a precision of 0.01mm. With shrink fit, the main shafts&main shaft gears and cam&camshaft feature sturdy and durable assembly. The valve, used 40Gr quenching and tempering as well as finish turning, assembles with alloy valve pipe for wear&heat resistance.
.Incredible Craft: The distinctive desktop engine model with stable&reliable structure and a sustainable use of 30mins generally, is easy to operate and friendly to beginners, allowing you to experience the unique mechanical operation charm from the engine.
.Collectible Gift: This model makes an amazing addition to any collections for the fans of machines and engine models. Perfect for an interesting science educational toy and a high-end&creative gift for families and friends.
.Notes: The base, power distribution cabinet and tank are not included in the simple edition, please buy the high-end edition if needed. Please operate the machine in line with the instructions to avoid damage to the machine by improper operation. Recommended for 14+.
Specifications:
.Material: Metal
.Bare Weight: 1.9kg
.Displacement: 15CC
.Cylinder Diameter: 25mm
.Stroke: 24mm
.Compression Ratio: 5/1
.Valve Mechanism: OHV (Overhead Valve)
.RPM Range: 800-5000rpm
.Lubrication Method: Wet Sump/Splash Lubrication
.Lubricating Oil Type: 5W40（4T）
.Lubricating Oil Filling Capacity: 25mL on Open Cylinder Head/35mL on Enclosed Cylinder Head
.Cooling Mode: Air-cooling
.Starting Mode: Manual Pull (Rope)
.Ignition method: CDI Electronic lgnition
.Starting Voltage: Approx 6V (Without Battery)
.Product Dimensions: 21 x 12 x 27cm
.Product Weight: 2200g
.Package Dimensions: 25 x 15 x 32cm
.Package Weight: 2500g
.Packing: Box
Features:
.Industrial Engine: The vertical OHV single-cylinder four-stroke gasoline engine with deeply industrial style is built with half-perspective window for visible internal running process, flexible cylinder head capable of opening and closing, independent lubricating system to fill 4T engine oil separately and electronic igniter equipment.
.Delicate Technology: All aluminium alloy parts processed by CNC machine tool, electric pulse and line cutting, with a machining precision of 0.02mm, and the crankshaft treated with hard chrome electroplating after 40Gr quenching and tempering as well as finish turning, with a hardness of 55HRC and a precision of 0.01mm. With shrink fit, the main shafts&main shaft gears and cam&camshaft feature sturdy and durable assembly. The valve, used 40Gr quenching and tempering as well as finish turning, assembles with alloy valve pipe for wear&heat resistance.
.Incredible Craft: The distinctive desktop engine model with stable&reliable structure and a sustainable use of 30mins generally, is easy to operate and friendly to beginners, allowing you to experience the unique mechanical operation charm from the engine.
.Collectible Gift: This model makes an amazing addition to any collections for the fans of machines and engine models. Perfect for an interesting science educational toy and a high-end&creative gift for families and friends.
.Notes: The base, power distribution cabinet and tank are not included in the simple edition, please buy the high-end edition if needed. Please operate the machine in line with the instructions to avoid damage to the machine by improper operation. Recommended for 14+.
Specifications:
.Material: Metal
.Bare Weight: 1.9kg
.Displacement: 15CC
.Cylinder Diameter: 25mm
.Stroke: 24mm
.Compression Ratio: 5/1
.Valve Mechanism: OHV (Overhead Valve)
.RPM Range: 800-5000rpm
.Lubrication Method: Wet Sump/Splash Lubrication
.Lubricating Oil Type: 5W40（4T）
.Lubricating Oil Filling Capacity: 25mL on Open Cylinder Head/35mL on Enclosed Cylinder Head
.Cooling Mode: Air-cooling
.Starting Mode: Manual Pull (Rope)
.Ignition method: CDI Electronic lgnition
.Starting Voltage: Approx 6V (Without Battery)
.Product Dimensions: 21 x 12 x 27cm
.Product Weight: 2200g
.Package Dimensions: 25 x 15 x 32cm
.Package Weight: 2500g
.Packing: Box
Verified Builder Reviews
Authentic feedback from hobbyists, machinists, and scale model engineers
No written reviews have been submitted for this specific kit yet. Have you built the Four-stroke 15cc OHV Single-cylinder Vertical Internal Combustion Engine Model? Email service@stirlingkits.com with your bench photos to share your build log.
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