Retrol Gas 4.2CC OHV V-Twin Miniature Shovelhead R31 OHV Four-stroke Internal Combustion Engine Model Type_Balance Stirling 233+Pcs DIY Mechanical Puzzle Model

233+Pcs DIY Mechanical Puzzle Model Kits 3D Assembly Metal Mecha Figures - Fury

Number of Parts: 219Pcs

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Retrol Gas 4.2CC OHV V-Twin Miniature Shovelhead R31 OHV Four-stroke Internal Combustion Engine Model Type_Balance Stirling 233+Pcs DIY Mechanical Puzzle ModelProduct parameters: Brand: RETROL; Item No.: R31; Material: brass, stainless steel; Color: Brass, Silver; Overall size: 150*120*140mm; Engine size: 120*90*110mm; Wood base size: 150*120*30mm; Ratio: 1: 5; Weight: 1200g; Form: ready to run; Type: two cylinder four stroke gasoline engine; Displacement: 4. 2CC; Cylinder diameter: 13mm; Stroke: 16mm; Cooling method: air cooling; Start mode: electric drill start manual start; Ignition method: CDI