This Clevite P-Series connecting rod bearing is made for the Oldsmobile V8. P-Series is Clevite's most versatile replacement engine bearing. It is suitable for most OE applications and for rebuilds where more demanding use is anticipated, such as heavy duty, motorsports or street performance, and its tri-metal design has higher load capacity than bimetal bearings, making it a suitable upgrade over them. It is machined 0.020 inch undersize. It is sold individually.
Specifications:
- Type: Connecting rod bearing, P-Series (sold each)
- Construction: tri-metal
- Size: 0.020 in undersize
- Engine: Oldsmobile V8
- Pack: sold individually (each)
- Part number: CB684P20
Engine Application: Oldsmobile V8.
FAQ
What engine does the Clevite CB684P20 fit?
It is made for the Oldsmobile V8.
What does CB684P20 mean?
In this Clevite part number, P is the Clevite P-Series bearing line; the trailing 20 means 0.020 inch undersize.
Is this a full set?
No, it is sold individually (each). A V8 uses eight connecting rod bearings, one per rod. Order the quantity your build needs.
What does 0.020 undersize mean?
It is made for a crankshaft with rod journals ground 0.020 inch undersize. Measure your journals to confirm the correct bearing size before ordering.
What does P-Series mean?
P-Series is Clevite's versatile replacement bearing line. It is suitable for most OE applications and can also be used where more demanding service is expected, such as heavy duty, motorsports or street performance.

