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O.S. - OSMG2083 OSM12240 12240 531028018334 4531028018334
Manufacturer Stock#
12240
A Closer Look at This Product
  Tech Notes

Accessories Needed

Replacement & Optional Parts

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Parts Compatibility

Easy RC: Engines

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O.S. 21TM ABC w/T-Maxx Manifold
 
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O.S. 21TM ABC w/T-Maxx Manifold
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On-line Videos: Video 1 (18.4 MB) Video 2 (YOUTUBE)
Instruction Manuals: Manual 1 (1.1 MB)
Tower Catalog Page: 202

Stock Number
OSMG2083
Retail Price
499.99
Tower's Low Price
$259.98
Stock Status
(Estimated)
Late Apr

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1.  LXGPL6 O.S. LC3 T-Maxx/Revo Glow Plug Hot 5.99  Buy Now
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Tech Notes
 
NOTES FROM OUR TECH DEPARTMENT
           This is the O.S. Max 21TM Engine with T-Maxx Manifold.
         Direct fit for the 2.5 and 3.3 Traxxas T-Maxx monster trucks.

*** TWO YEAR LIMITED WARRANTY ***

FEATURES: Adapts perfectly to the Traxxas E-Z Start or pull-start systems with no modifications Included manifold is specially designed to fit directly into the T-Maxx Traxxas' clutch assembly bolts right to the crankshaft with no modifications Oversized cooling fins on crankcase helps to keep engine cooler Three needle slide valve carburetor with fins to help cool the fuel as it enters the engine High-performance long reach O.S. glow plug suitable for off-road applications that require constantly varying speed Two year limited warranty

INCLUDES: One O.S. Max 21TM Engine with T-Maxx Manifold, LC3 glow plug, 11K slide valve carburetor, exhaust gasket, manifold spring and instruction manual

REQUIRES: Installing in vehicle Air filter

SPECS: Displacement: 0.21 cu in (3.4cc) Bore: 0.669" (17mm) Stroke: 0.590" (15mm) Practical RPM: 3,000 - 35,000 RPM Output: 1.8 PS, 1.77 HP/29,000 RPM Weight: 8.57oz (243g)

Distance between mounting hole centers same side: 0.43" (11mm) Distance between mounting hole centers opposite side: 1.2" (31.4mm) Distance from end of crankshaft to drive washer: 1.03" (26.3mm) Distance from center of engine to front bearing: 1.4" (34.8mm) Width of mounting flanges: 1.5" (39mm) Length of exhaust flange: 0.24" (6mm) Height/backplate mount to top of cylinder head: 3.3" (85.3mm)

COMMENTS: Needle Settings: - High Speed Needle (Needle Valve) 2-1/2 turns out from close. To break-in close approximately 30 after running one tank of fuel through vehicle, repeat five times - Mid Range Needle (Mixture Control Valve) Screw head is exactly 1/2 turn in from flush with the carb body - Low Speed Needle (Metering Needle) Turn 30 clockwise to lean mixture or counter-clockwise to richen mixture

jxs 8/31/07 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

Parts Compatibility
 
Parts Compatibility for O.S. 21TM ABC w/T-Maxx Manifold
 
This item is an optional part for the following:
 LXPW87** Traxxas T-Maxx Nitro 2.5 4WD Truck RTR  (Parts List)
 LXDREP** Traxxas 1/10 Nitro T-Maxx 2.5 4WD 2.4GHz RTR  (Parts List)

Accessories Needed
 
COMPLETION NOTES FROM THE TECH DEPARTMENT
THIS IS THE O.S. MAX 21TM ENGINE WITH MANIFOLD FOR TRAXXAS T-MAXX. FEATURES: DROP-IN FIT FOR TRAXXAS STARTER & CLUTCH SYSTEMS, 11K SLIDE VALVE CARB W/COOLING FINS, LC3 GLOW PLUG FOR OFF-ROAD APPLICATIONS, T-MAXX STYLE MANIFOLD, ANODIZED BLUE CYLINDER HEAD REQUIRES: NITRO CAR FUEL W/10-30% NITRO CONTENT, GLOW WRENCH, TRACK EQUIPMENT

Accessories for the O.S. 21TM ABC w/T-Maxx Manifold

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
 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
4.29   In Stock
 LXRXC9 Tower Hobbies TOWER Power 20% Car Fuel Quart
Qty Discount Available
7.69   In Stock
Subtotal for this Group of Accessories: 16.97  
Click to Order all items listed in this Group of Accessories    Buy This group of Accessories

Primary Accessories     Optional Accessories

 
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