These 1949-56 Oldsmobile main bearings are available in .010", .020", or .030" sizes. They are what you need to successfully rebuild your Olds 303 c.i. and 324 c.i. engine.
- 1949-53 303 c.i. and 1954-56 324 c.i. Olds engine
- Available in .010", .020", or .030" sizes
- Sold as a set