Retrol R31 4.2cc OHV V-Twin Cylinder 4-Stroke Gasoline Engine Motorcycle Model

Description

RETROL R31 4.2CC OHV V-Twin Cylinder Four-Stroke Engine

Features:

• Miniature gasoline engine model based on the V-twin shovelhead engine of 1970s motorcycles.
• Retro flavor, classic body lines, cold cooling structure, new carburetor design, push-type throttle lever.
• Upgrade intake and exhaust valves for significantly improved power.
• Brass and stainless steel parts with wooden base for durability and smooth operation.
• Starting and ignition devices included for easy operation, suitable for novice enthusiasts.
• Display or play collectible, personal use, or a model gift for special occasions.

Warm Tips:

1. Adjust carburetor needle if the engine doesn’t start with normal cylinder compression.
2. Tighten then loosen the carburetor main needle by one-quarter cycle to ensure proper fuel-to-air mixture.
3. Turn off power switch when the engine stops.

Specifications:

• Color: Brassiness & Silver
• Material: Brass + Stainless Steel
• Model Brand: RETROL
• Type: V-Twin Cylinder Four-Stroke Engine Gasoline Engine
• Item No.: R31
• Overall Dimensions: 15 x 12 x 14cm
• Engine Dimensions: 12 x 9 x 11cm
• Wooden Base Dimensions: 15 x 12 x 3cm
• Scale: 1:5
• Product State: Ready to Run
• Displacement: 4.2CC
• Cylinder Diameter: 13mm
• Stroke: 16mm
• Cooling Method: Air-cooled
• Starting Method: Electric Drill Start/Manual Start
• Ignition Method: CDI Electronic Ignition
• Spark Plug Type: 3/16-40 inch Threaded Spark Plug
• Lubrication Method: Mixed/Splash Lubrication (Gasoline/Oil=25/1)
• Fuel: 95 Gasoline
• Oil: 2T Oil
• Starting Power Battery: 4.5V AA Battery3 (Not Included)
• Product Weight: 1200g
• Product Dimensions: 12 x 9 x 11cm
• Package Weight: 2100g
• Package Dimensions: 20 x 20 x 20cm
• Packaging: Gift Box
• Ages: 14+

Package List:

1. 1x Engine
2. 1x Electric Drill Connecting Shaft (Starting Rod)
3. 1x Hand Puller
4. 1 Set Spare O-rings
5. 1x Manual