RETROL & OKMO B02 Miniature Horizontal 4-Stroke Hit and Miss Gasoline Engine Model

RETROL & OKMO 1/4 Scale Hit and Miss Engine Model, Retro Miniature Horizontal Single-Cylinder 4-Stroke Gasoline Engine with Ignition System and Wooden Display Stand, Vintage Agricultural Engine Decor (RTR)

Product Information:

This RETROL & OKMO 1/4 scale hit and miss engine model reproduces a classic horizontal single-cylinder four-stroke gasoline engine with mechanical ignition. Featuring an RTR configuration, metal construction, and wooden base, it serves as a functional display piece representing early agricultural engine technology.

Early Agricultural Powertrain Reference:

Built at approximately 1/4 scale, this horizontal engine recreates the structural characteristics of early 20th-century agricultural power units. The exposed flywheel and intermittent ignition reflect the operational logic used before widespread electrification.

Ready-to-Run Mechanical Configuration:

Delivered in RTR form, the engine features a mechanical ignition system and supports manual or electric drill starting. A solid wooden base provides operational stability, allowing the running cycle of a four-stroke engine to be observed within minutes.

Precision Metal Engineering with Authentic Mass:

Constructed primarily from machined metal components, the model conveys realistic weight, surface texture, and mechanical feedback. The vintage red finish highlights classic industrial aesthetics while helping reduce surface oxidation during repeated operation or display.

Display-Oriented Mechanical Centerpiece:

Suitable for placement in studies, workshops, offices, or display cabinets, the engine presents both visual presence and functional interest. Its operating motion and exposed mechanisms naturally draw attention and invite discussion.

Mechanical Observation and Knowledge Exploration:

The intermittent firing cycle provides a clear view of early internal combustion logic, making the engine a tangible reference for understanding mechanical timing, power transmission, and historical engine design principles.

More Details:

.Material: Metal + Wood
.Color: Red
.Model: B02
.Form: Ready to Run (RTR)
.Engine Type: Gasoline Internal Combustion Engine
.Cylinder: Horizontal Single Cylinder
.Stroke: Four-stroke
.Displacement: 3.6cc
.Bore: 16.0mm
.Stroke: 19.0mm
.Speed: 500-3000rpm
.Power: Approx. 0.2ps
.Starting Method: Manual/Drill Starter
.Cooling Method: Evaporative Water Cooling
.Lubrication Method: Mixed Oil Splash-Lubrication
.Lubrication Ratio: Gasoline/Engine Oil 25:1 to 30:1
.Ignition Method: Mechanical Trigger Ignition (Including Ignition Plug)
.Spark Plug: Imperial Thread 3/16-40 (Including Spark Plug)
.Starting Power: 1.5V AA Battery *1 (Battery Not Included)
.Fuel: Recommended 92# Gasoline or Higher (Not Included)
.Engine Oil: Recommended 2T/4T 10W50 Engine oil (Excluding Lubricant)
.Product Weight: 1800g
.Package Weight: 2000g
.Product Dimensions: 25.5 x 11 x 13cm
.Package Dimensions: 28 x 16 x 20cm
.Packing: Graphic Carton
.Age: 16+

Packing List:

.Engine (Spark Plug Included) *1
.Equipment Box *1
.Wooden Base *1
.Fuel Tank *1
.Fuel Line *1
.Drill Starter Rod *1
.Accessory Pack *1
.Instruction Manual *1