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O.S. - OSMG4189 OSM21531100 21531100 531028139428 4531028139428
Manufacturer Stock#
21531100
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  Tech Notes

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O.S. Crankcase Speed 12TZ
 
O.S. Crankcase Speed 12TZ
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Parts Saver Eligible:Yes

Stock Number
LR2008
Retail Price
99.99
Tower's Low Price
$13.91
Stock Status
In Stock
Limited Quantities

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Tech Notes
 
NOTES FROM OUR TECH DEPARTMENT
This is the Crankcase for the OS Speed 12TZ Engine.

FEATURES

Black powder coated aluminum construction
Rear exhaust, round port design

INCLUDES

One crankcase

REQUIREMENTS

All other engine components (see engine for parts list)

SPECIFICATIONS

Distance between mounting holes same side: 0.43" (11mm)
Distance between mounting holes opposite side: 1.2" (31.4mm)
Distance/bottom of mounting flanges/top of crankcase: 1.6" (42mm)
Width of mounting flanges: 0.43" (11mm)
Diameter of exhaust flange: 0.55" (14mm)
Backplate mounting hole centers: 0.71" (18mm)

tlw 5/25/07
ir/jxs

– If you need more information, use these O.S. resources –
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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