Easy — 1–2 hours
Description
The oil grooves extend all the way around both halves of the bearing for improved oiling. These bearings have dowel holes for use with aluminum rods and are available in extra-clearance variations that offer an additional 0.001 inches of clearance. This particular set is 20 undersize and fits Chev. V8 engines from 1967-1995, specifically the 305, 350, and 400 cubic inch displacements.
Fitment
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Specifications
| Brand | Clevite |
| Part Number | C003 CB663P20(6) |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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