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GT33 w/Muffler 33cc/4.384ci Re Carb

Part Number: OSM38300

Brand: O.S. Engines

Retail:

$699.99

MAP:

$ 399.99

IN STOCK

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Overview

O.S. Engines - OSM38300 - GT33 w/Muffler 33cc/4.384ci Re Carb

This is the GT33 Gasoline Aircraft Engine with Muffler and Rear Carburetor from O.S. Engines.

Features

O.S. Engines - OSM38300 - GT33 w/Muffler 33cc/4.384ci Re Carb

  • Electronic ignition accepts LiFe, LiPo, NiCd and NiMH power and also offers low voltage warning
  • Rear mounted Walbro carburetor-NOTE the choke valve rod shown on page 12 of the manual is not included
  • Pitts style E-5030 aluminum muffler black in color, 5dB lower in noise than the competition
  • Two year limited warranty through Hobby Services beginning at date of purchase

Specifications

O.S. Engines - OSM38300 - GT33 w/Muffler 33cc/4.384ci Re Carb

  • Displacement: 2.013 cu in (32.98cc)
  • Bore: 1.417" (36mm)
  • Stroke: 1.276 (32.4mm)
  • Crankshaft thread size: 5/16-24
  • Total Weight: 2.7lbs (1230g)
  • Engine, 34.72oz (984g)
  • Muffler, 5.65oz (160.5g)
  • Ignition: 3.70oz (105.0g)
  • RPM Range: 1,800 - 8,000
  • Output: 3.9 PS, 3.85 HP/9,000rpm
  • Gasoline/Oil Mixture: 30:1 - 50:1
  • 25:1 fuel/oil mixture if brand of oil states 50:1 mix
  • Replacement Spark Plug: NGK CM-6 or Denso U20M-U (.020" gap)
  • Height, Crankshaft Center to Exhaust Outlet: 6.1" (156.1mm)
  • Height, Crankshaft Center to Muffler Body: 4.1" (105.4mm)
  • Height, Crankshaft Center to Muffler Mounting Holes: 2.1" (54.4mm)
  • Height, Crankshaft Center to top of Cylinder Head: 4.3" (109.2mm)
  • Length, end of Crankshaft to Carb: 7.7" (196.6mm)
  • Length, end of Crankshaft to Backplate: 6.2" (158.9mm)
  • Length, end of Crankshaft to Center of Engine: 4.9" (125mm)
  • Length, Prop Washer to Center of Engine: 3.3" (84.5mm)
  • Length, Prop Washer to Carburetor: 6.1" (156.2mm)
  • Length, Prop Washer to Backplate: 4.7" (118.5mm)
  • Width, Muffler Body: 4.5" (114mm)
  • Width, Crankshaft Center to Exhaust Outlet: 1.2" (31.5mm)
  • Cylinder Head Diameter, front to back: 2.5" (62.8mm)
  • Cylinder Head Diameter, side to side: 2.6" (66mm)
  • Mounting Hole Centers top to bottom: 2.1" (54mm)
  • Mounting Hole Centers side to side: 3" (76mm)

Requires

O.S. Engines - OSM38300 - GT33 w/Muffler 33cc/4.384ci Re Carb

  • 2-cycle oil, see SPECS
  • Ignition Battery: 4.8-6.0V NiCd or NiMH, 6.6V LiFe or 7.4V LiPo pack
  • LiPo battery requires voltage regulator
  • Propeller: 18x10-12, 19x10, 20x8-10, use 18x8 prop for break-in
  • Mounting standoffs, length depends on aircraft
  • Gasoline safe fuel tubing and fuel filter

Includes

O.S. Engines - OSM38300 - GT33 w/Muffler 33cc/4.384ci Re Carb

  • GT33 Gasoline Aircraft Engine with Muffler, Carburetor, CM-6 Spark
  • Plug and Instruction Manual

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