O.S. Engines Crankcase 12XZ OSM21671000
OSM21671000 O.S. Crankcase 12XZ

O.S. Engines Crankcase 12XZ OSM21671000

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O.S Engine crankcase for the 12XZ ABC engine is constructed of aluminum. Rear exhaust with round port design.

Requires: Installation of remaining engine components
Distance between mounting holes same side: 11mm (0.43")
Distance between mounting holes opposite side: 31mm (1.2")
Distance/bottom of mounting flanges/top of crankcase: 43mm (1.7")
Width of mounting flanges: 7.5mm (0.30")
Diameter of exhaust flange: 14.6mm (0.57")

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