This is a replacement main crankshaft front bearing for O.S. engines. The bearing measures 7x19x6mm, and works with most O.S. .21 and larger engines.
This product was added to our catalog on April 19, 2006
- JQ Products THE Engine
- O.S. Engines .21 Speed V-Spec
- O.S. Engines .21 TM
- O.S. Engines .21 VG
- O.S. Engines .21 VZ-B V-Spec
- O.S. Engines .25 XZ





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