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Thunder Tiger - GP 28 ABN w/Muffler

 
GP 28 ABN Engine w/Muffler

Product No. 9028

No mounting screws are required for the cylinder head and backplate. A cast slot engine mount design simplifies the machining process. Equipped with 3 chamber muffler, noise levels are reduced while providing excellent performance with low fuel consumption. The swept-back needle valve design and precision air bleed carburetor to make operating safe, reliable and simple.




A Closer Look




Features

  • All-new one-piece crackcase with carburetor body design.
  • Screw-in cylinder head and backplate installation.
  • Swept-back needle valve design.
  • Air-bleed carburetor system.
  • ABN piston / cylinder construction.
  • Two-way engine mounting system.
  • All-new 3 chamber muffler design.
  • Machined cylinder head.

 
 
 



Requirements

  • Fuel: Airplane blend with 5-15% nitromethane content and 20% lubricant
  • Propeller: 9x6 for break-in, 9x6, 10x5 for stunt or aerobatic flight
  • Field Equipment: Glow starter, fueler, plug wrench and more



Specifications

  • Displacement: 0.277 cu in (4.53 cc)
  • Bore: 0.763 in (18.7 mm)
  • Stroke: 0.65 in (16.5 mm)
  • Practical RPM: 2,500 - 16,000
  • Output: 0.70 hp @ 15,000 RPM
  • Weight w/muffler: 7.80 oz (221.1 g)