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O.S. - OSMG1611 OSM11895 11895 531028012691 4531028012691
Manufacturer Stock#
11895
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O.S. 18CV-RMX ABC Marine w/Pull Start
 
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O.S. 18CV-RMX ABC Marine w/Pull Start
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Instruction Manuals: Manual 1 (1.8 MB)
Tower Catalog Page: 170

 
Stock Number
LXKGR1
Stock Status
Discontinued
   
 

Tech Notes
 
NOTES FROM OUR TECH DEPARTMENT
This is the O.S. Max .18CV-RMX Marine Engine with Pull-Start.
** Two Year Limited Warranty **

Ideal upgrade from .15 cu in (2.4cc) engines used in
Ready-To-Run boat models.

FEATURES

Recoil Starter
Rotary type carburetor (11J OSMG3817) with 6.5mm bore
Water cooled
Side exhaust
Delivers 11% more power than a .15 size engine and has the same
mounting dimensions

INCLUDES

O.S. Max .18 CV-RM Marine Engine with Pull-Starter, #8 Glow Plug
Carburetor, instruction manual

REQUIREMENTS

Fuel: O.S. suggests 10 to 30% nitro. However, they suggest starting
with 20% nitro and changing to a higher or lower nitro content
if required. Fuel should also contain 18% lubricant.

SPECIFICATIONS

Displacement: 0.18 cu in (3.0cc)
Bore: 0.63" (16.0mm)
Stroke: 0.59" (15mm)
Practical RPM Range: 3000-32,000
Power Output: 1.35 PS, 1.33 HP/28,000 RPM
Weight: 8.21oz (232.6g)

Distance between mounting holes same side: 0.43" (11mm)
Distance between mounting holes opposite side: 1.2" (31.4mm)
Width of crankcase not including mounting flanges: 1" (25.6mm)
Width including mounting flanges: 1.5" (39mm)
Width including rear adapter (back plate): 1.6" (40mm)
Height bottom of crankcase to top of cylinder head: 2.6" (66mm)
Height bottom of mounting flanges/top of cylinder head: 2" (50.5mm)
Length from backplate to end of crankshaft: 2.7" (68mm)
Length from rear of recoil to end of crankshaft: 3.4" (87.8mm)
Length from cylinder centerline to front of drive washer: 1.6" (41mm)
Length form rear of recoil to front of drive washer: 2.9" (74.8mm)
Exhuast port mounting hole centers: 1.1" (27.5mm)
Distance from crankshaft centerline to top of head: 2" (50.5mm)
Distance/crankshaft centerline to exhaust centerline: 0.98" (25mm)
Crankshaft Threads: 5mmx0.8 pitch

COMMENTS

O.S. does not recommend running this engine in any salt water
environment. Under such conditions, it is difficult to prevent
the engine from becoming corroded and eventually inoperable.

OS suggests using a 36-40mm diameter prop with 1.2-1.6 pitch.

NEEDLE SETTINGS: High Speed Needle: 2 turns OUT from closed position
per page 17 of manual.
Low Speed Needle (aka: Mixture Control Valve): Rotate the screw
until the head is flush with the carb body. Then turn the screw IN
exactly 1/2 turn per page 23 of manual.
jxs 5/16/05
kzh 7/06/05
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

Click here for Units of Measure Conversion Calculators

Accessories Needed
 
COMPLETION NOTES FROM THE TECH DEPARTMENT
THIS IS THE O.S. MAX 18CV-R MX MARINE ENGINE W/PULL STARTER. FEATURES: 11J ROTARY CARBURETOR, #8 GLOW PLUG, WATER COOLED SIDE EXHAUST REQUIRES: 10-30% NITRO FUEL W/18% LUBRICANT CONTENT, FUEL FILTER, GLOW STARTER, PLUG WRENCH

Accessories for the O.S. 18CV-RMX ABC Marine w/Pull Start

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
 LXUM80 Duratrax Glow Starter C Battery
Qty Discount Available
7.99   In Stock
 LXCMDL Fuji Batteries C Alkaline Battery (2)
Qty Discount Available
4.69   In Stock
 LXL387 Hobbico 4-Way Wrench w/Plug Storage
Qty Discount Available
4.99   In Stock
 LXFU76 Sullivan CT-1 Screen Fuel Filter
Qty Discount Available
3.79   In Stock
Subtotal for this Group of Accessories: 21.46  
Click to Order all items listed in this Group of Accessories    Buy This group of Accessories

Primary Accessories     Optional Accessories

 
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