RETROL & OKMO B01 Hit and Miss Gasoline Engine Model Ball Top Miniature Water-Cooled Single-Cylinder 4-Stroke Internal Combustion Engine with Ignition System and Wooden Display Stand

Unique Structure & Functional Design: Scaled-down version of the original Ball Hopper engine with a ball-top water tank, oil cup inside the cylinder, and crankshaft oil channel for optimal lubrication, smooth operation, and a classic vintage look.
Innovative Ignition & Stable Support: Features a newly designed mechanical ignition system with the igniter and battery housed in a matching wooden box, paired with a solid wood base for enhanced stability and craftsmanship.
Quality in Every Detail: Practical elements like water cooling, oil channels, and mechanical ignition, combined with fine woodwork, create an industrial retro aesthetic perfect for display in an office, study, or living room.
Multi-Value Model: Combines educational (engine principle demonstration), collectible (unique mechanical design), and decorative (vintage display piece) value, meeting diverse needs for hobbyists and enthusiasts.
Craftsmanship & Gift-Worthy Collectible: Made with precision metal parts and finely textured wood, perfect for mechanical hobbyists, collectors, or as a distinctive and thoughtful gift.

Specifications:

Material: Metal + Wood
Model: B01
Form: Ready to Run (RTR)
Engine Type: Gasoline Internal Combustion Engine
Displacement: 3.6cc
Cylinder Diameter: 16mm
Stroke: 19mm
Speed: 300-3000 rpm
Power: Approxl. 0.2ps
Cooling Method: Water Cooling
Startup Method: Manual/Electric Drill Start
Ignition Method: Mechanical Ignition 
Spark Plug Type: British Thread 3/16-40 Spark Plug
Starting Power: 1.5V (use 1 AA battery)
Lubrication Method: Oil Channel Lubrication
Lubrication Ratio: Gasoline/Engine Oil is 25:1 to 30:1
Fuel: Gasoline (95# or higher is recommended)
Engine oil: 2T/4T engine oil (10W50 is recommended) 2T)
Product Weight: 1600g
Package Weight: 1800g
Product Dimensions: 20.4 x 10 x 18.4cm
Package Dimensions: 25 x 18 x 20cm
Packing: Graphic Carton
Ages: 16+

Package List:

Engine (with Wooden Display Stand and Ignition System) *1
Drill Starter Stick *1
Accessory Bag *1
Instruction Manual *1