Tanaka 47r

From Scooter Wiki

The Tanaka 47r is a 46.5cc 2-stroke engine that was designed for high performance scooters and go karts. It has various improvements over the Tanaka 47, including stock porting and a high performance carburetor.

The Tanaka 47r is one of the most reliable high-performance 78mm clutch engines ever made.

Contents 1 Technical Specifications 2 Availability 3 Reliability 4 References

[edit] Technical Specifications

• Displacement: 46.5cc
  • Bore: 43mm
  • Stroke: 32mm
• Piston Rings: 2
• Compression: 7.4:1
• Transfer Ports: 2
• Reed: no
• Carburetor: Walbro HDA
• Stock Carb Settings: .75 turn high, 1.25 turns low
• Oil Mixture: 50:1
• Horsepower: 2.8hp
• Net Power: ??
• Rotation (output side): counter-clockwise
• Clutch Diameter: 78mm
• Ignition System: TCI
• Idle RPM: 2,700 RPM
• Max RPM: ??
• EPA Compliant: yes
• C.A.R.B. Compliant: no
• Fuel Type: Unleaded 92+

[edit] Availability

The Engine. The Tanaka 47r ceased production in August of 2007. At the time of writing^[1], there are still new engines on retailer's shelves.

Parts and Service. Since [[[Tanaka]]] is a power equipment manufacturer and parts are easy to come by and will likely stay like that.

[edit] Reliability

If there is anything this engine is known for, it is its reliability. [[[Tanaka]]]'s engines are known to grow stronger/faster over the years and this engine is no exception

[edit] References

1. ↑ ~~~~