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Model: OS Motors OSMG0800
Dist. #: OSMG0800   SKU: OSMG0800

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Shipping: In Stock For Shipping
Store Pickup:

West Jordan, UT
Ship To Store - Pick up in 2 to 3 days.

List Price:  $1,299.99
Price:  $799.99 & FREE SHIPPING
You Save:  $500 (38%)
Updated on Mar 16, 2018 10:35:07 PM

GF40 4-Stroke Gas Engine w/F-6040 Muffler...
This is the O.S. Engines GF40 4-Stroke Fuel Engine.

Ideal for aerobatic or scale airplane
Very same firewall software installing system as the O.S. GT33
Walbro carburetor witn integrated choke rod guide that streamlines
    setup, choke rod guide is integrated with backplate
Positive Crankcase Ventilation (PCV) assists keep model and environment
    cleaner without blow-by gas and oil waste
Two year restricted service warranty through Hobby Provider beginning at date of

GF40 4-Stroke Fuel Engine, CM6 Spark Plug, Muffler, Ignition
    Module and Recommendations

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: 18x8 for break-in, 18x8-12, 19x8-10 20x8-10
Installing standoffs, length depends upon airplane
Fuel safe fuel tubing and fuel filter

Displacement: 2.438 cu in (39.96 cc)
Bore: 1.57" (40mm)
Stroke: 1.251" (31.8mm)
Practical RPM Variety: 1,800-9,000
Weight: Engine, 42.3oz (1200g)
Muffler, 4.0oz (113g)
Ignition Module, 3.4oz (95g)
Gasoline/Oil Mixture: 30:1 - 50:1
    25:1 fuel/oil mix if brand name of oil states 50:1 mix
Crankshaft Size: UNF5/16-24
Length from Backplate to Own Hub: 4.7" (118.5mm)
Length from Center of Crankcase to Own Hub: 3.1" (78.6mm)
Length from drive center to end of Crankshaft: 1.6" (41mm)
Length from Carburetor to end of Crankshaft: 7.8" (197.6mm)
Height from Center of Crankshaft to Rocker Cover: 4.9" (126.7mm)
Height bottom of Crankcase/top of Rocker Cover: 6.2" (157.2mm)
Distance in between Vertical Mounting Hole Centers: 2.1" (54mm)
Distance in between Horizontal Mounting Hole Centers: 2.7" (70mm)
Width of Cover Plate: 3.3" (83.7mm)
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