Retrol L-D 1/4 Scale Retro Miniature Single-Cylinder Four-Stroke Stationary Engine Model, Complete with Ignition System and Wooden Display Base (Centennial Editio)

Description

• Centennial Classic Stationary Engine Tribute Design: Are you seeking a collectible model with genuine historical significance, rather than mere ornamentation? This stationary engine model pays homage to a century of classic engineering, embodying the historical foundations of stationary engine culture with profound historical significance and robust long-term collectible value.
• Fully Functional Four-Stroke Operating Mechanism: Tired of static models incapable of operation or displaying genuine mechanical motion? This pre-assembled model features a complete mechanical ignition system ready for operation. Supports manual or electric drill starting, allowing observation of the full four-stroke cycle within minutes. A sturdy wooden base ensures safe and stable operation.
• All-metal construction blending vintage aesthetics with durability: Tired of flimsy, fragile plastic models? This engine features precision-machined all-metal construction, delivering authentic weight and exceptional tactile quality. The vintage green finish enhances its classic industrial style while ensuring long-term visual stability and wear resistance.
• A mechanical collector's piece worthy of display: Seeking a striking exhibit to stand out in your home or workspace? This model combines functional operation with static display appeal, making it ideal for studies, workshops, offices, or display cabinets. Its exposed mechanical structure makes it a conversation piece among collectors, enthusiasts, and industrial history researchers.
• Mechanical education and demonstration value: Eager to understand real engineering principles through models? Beyond its decorative appeal, this engine clearly illustrates the operational logic of early internal combustion engines. The visible movement of pistons, crankshafts, and ignition systems provides an intuitive, hands-on learning experience of traditional engine mechanics.
• For many stationary engine enthusiasts, 2026 holds milestone significance. This scale model engine embodies the profound research of antique engine collectors, restorers, and model manufacturers, paying homage to a century-old industrial mechanical classic.
• The story of the prototype engine began with the debut of the first model in 1926, continuing until production ceased in 1964. Over 250,000 units were manufactured during this period. Its technical evolution witnessed significant breakthroughs: upgraded fuel tanks, innovations in mechanical ignition systems, optimised flywheels, improved exhaust layouts, and pioneering the use of 16mm bore metal piston rings a structural breakthrough for its time.
• Notably, this design inspired countless stationary engine enthusiasts worldwide to embark on their own journeys of discovery. This unassuming single-cylinder engine effectively serves as a gateway to the vast mechanical world. Ongoing restoration and routine maintenance offer sustained engagement opportunities for enthusiasts at all levels, while its practical operation clearly demonstrates internal combustion principles, often sparking interest in exploring more complex machinery.
• To the casual observer, such engines appear remarkably similar. Yet each model possesses distinct mechanical characteristicsdifferences well-known within the stationary engine community.

Specifications:

Materials: Metal + Wood
Colour: Green
Model: L-D
Condition: Ready-to-Run (RTR)
Engine Type: Petrol Internal Combustion Engine
Cylinder configuration: Vertical single-cylinder
Cycle: Four-stroke
Displacement: 3.6cc
Bore: 16.0mm
Stroke: 18.0mm
RPM: 500-3000 rpm
Power output: Approx. 0.2 horsepower
Starting Method: Manual/Drill-hole Start
Cooling System: Evaporative Water Cooling
Lubrication Method: Mixed Oil Splash Lubrication
Lubricant Ratio: Petrol/Engine Oil 25:1 to 30:1
Ignition Method: Mechanical Trigger Ignition (Includes Igniter)
Spark Plug: British Standard Thread 3/16-40 (spark plug included)
Starting Power: 1.5V AA battery*1 (battery sold separately)
Consumables: Petrol grade 92 or higher (sold separately)
Engine Oil: Recommended use of 10W50 two-stroke/four-stroke oil (oil not included)
Product Net Weight: 2000 grams
Net packaging weight: 2240 grams (including frame)
Product dimensions: 20.8 x 15.1 x 17.2 cm (including frame)
Packaging dimensions: 35 x 20 x 25 cm
Packaging type: Colour-printed cardboard box
Suitable age: 16 years and above


Packing List.

Engine (with spark plug) *1.
Toolbox *1.
Wooden base *1.
Fuel tank *1.
Fuel hose *1.
Drill-type starter handle *1.
Accessory kit *1.
Instruction manual *1

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