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  Electric Motors, Engines & Accessories > Engines R/C Gasoline > Engines R/C Gasoline - 3.01 & Up Bookmark this Page

O.S. - OSMG0800 OSM39400 39400 531028022584 4531028022584
Manufacturer Stock#
39400
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Easy RC: Engines

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O.S. GF40 4-Stroke Gas w/Muffler
 
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O.S. GF40 4-Stroke Gas w/Muffler
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On-line Videos: Video 1 (YOUTUBE)
Instruction Manuals: Manual 1 (6.3 MB)
Tower Catalog Page: 199

Stock Number
LXCZLF
Retail Price
1299.99
Tower's Low Price
$799.99
Stock Status
In Stock
Limited Quantities

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Tech Notes
 
NOTES FROM OUR TECH DEPARTMENT
           This is the O.S. Engines GF40 4-Stroke Gasoline Engine.

FEATURES: Ideal for aerobatic or scale aircraft Same firewall mounting system as the O.S. GT33 Walbro carburetor witn integrated choke rod guide that simplifies installation, choke rod guide is integrated with backplate Positive Crankcase Ventilation (PCV) helps keep model and environment cleaner without blow-by gas and oil waste Two year limited warranty through Hobby Services beginning at date of purchase

INCLUDES: GF40 4-Stroke Gasoline Engine, CM6 Spark Plug, Muffler, Ignition Module and Instructions

REQUIRES: 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 Mounting standoffs, length depends on aircraft Gasoline safe fuel tubing and fuel filter

SPECS: Displacement: 2.438 cu in (39.96 cc) Bore: 1.57" (40mm) Stroke: 1.251" (31.8mm) Practical RPM Range: 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 mixture if brand of oil states 50:1 mix Crankshaft Size: UNF5/16-24 Length from Backplate to Drive Hub: 4.7" (118.5mm) Length from Center of Crankcase to Drive Hub: 3.1" (78.6mm) Length from drive hub 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 between Vertical Mounting Hole Centers: 2.1" (54mm) Distance between Horizontal Mounting Hole Centers: 2.7" (70mm) Width of Cover Plate: 3.3" (83.7mm)

jxs 05/01/13 ir/jxs

– If you need more information, use these O.S. resources –
Click Here: Manufacturer's Product Web Page
Email: enginesupport@hobbico.com
Web Site: http://www.osengines.com/
Phone: 217-398-8970
  Postal Address:
O.S.
3002 N. APOLLO DRIVE, SUITE #1
CHAMPAIGN, IL 61822

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Accessories Needed
 
COMPLETION NOTES FROM THE TECH DEPARTMENT
This is the O.S. Engines GF40 4-Stroke Gasoline Engine. FEATURES: Ideal for aerobatic or scale aircraft, walbro carb w/integrated choke rod guide, ignition module, F-6040 muffler, CM6 spark plug REQUIRES: Gasoline, 2-stroke engine oil, standoffs, fuel tubing, propeller 4.8-8.4V battery for ignition module

Accessories for the O.S. GF40 4-Stroke Gas w/Muffler

Primary Accessories     Optional Accessories
 
  Special Stock Number Product Description Parts Saver Eligible Tower's
Low Price
Click to Order Quantity Needed In Cart? Stock
Status
 LXRZ80 Great Planes Gasoline Fuel Tubing 3'
Qty Discount Available
4.49   In Stock
 LXS626 Klotz Gas RC Modelube 16 oz
Qty Discount Available
8.19   In Stock
 LXHY45 Top Flite 18x8 Power Point Propeller
Qty Discount Available
14.99   In Stock
Subtotal for this Group of Accessories: 27.67  
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Primary Accessories     Optional Accessories

 
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