Engines and Components› Engine Bearings
Clevite
Clevite Olds V8 260-307-350-403 1964-90 Con Rod Bearing Set
SKU: C003 CB684P20
Moderate — 2–4 hours
Description
Part #: CB684P20
Ideal for rebuilding engines where more demanding use is anticipated, such as heavy duty, motorsports, or street performance. As it is the most versatile replacement, Clevite (R) engine bearing P-Series is suitable for most OE applications. Due to the increased load capacity of the TriMetal design, it is a suitable upgrade from BiMetal engine bearings.
Connecting Rod Bearing - P-Series - 0.020 in Undersize - Oldsmobile V8 - Each
MIA's Description
Constructed with hardened-steel backings and extra-thin overlays, these bearings also feature lower sections with dowel holes for use with aluminum rods. Extra-clearance variations are available with an additional 0.001 in. of clearance. The crankshaft undersize is 0.020 in.
Fitment
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Specifications
| Brand | Clevite |
| Part Number | C003 CB684P20 |
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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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