JavaScript seems to be disabled in your browser.

You must have JavaScript enabled in your browser to utilize the functionality of this website. Click here for instructions on enabling javascript in your browser.

OS Motors Crankcase 21XZ-B Speed (OS Motors OSMG4240 | OSMG4240)

Model: OS Motors OSMG4240
Dist. #: OSMG4240   SKU: OSMG4240

Be the first to review this product. (Write Review)

Out of stock

Price:  $188.99

This item will earn you 189 reward point(s).
189 points = $3.78 off your next order. Learn More

Updated on Sep 26, 2025 10:56:51 PM

This is the Crankcase for the O.S. 21XZ-B Speed ABC Engine, OSMG2051.


FEATURES:
Constructed of aluminum, anodized flat black in color


INCLUDES:
Crankcase for the O.S. 21XZ-B Speed ABC engine


REQUIRES:
Installing all engine components into and on crankcase




BOX DIMENSIONS: 3.50" W. X 2.00" H. X 5.00" L.
BOX WEIGHT: .25 LBS.
Visual Parts Finder