Skip to Product Info
    • M77CB634P30.jpg

    Clevite P-Series Connecting Rod Bearing — Ford Small Block V8 (221/255/260/289/302) | 0.030in Undersize | CB634P30

    Vendor: Clevite77
    Part Number: CB634P30
    Regular Price $10.99

    In Stock

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
    Payment & Security

    Secure, encrypted checkout. Card details go straight to the payment processor and are never stored by us.

    • Amazon
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa
    Share to:

    This Clevite P-Series connecting rod bearing fits the Ford small block V8 in 221, 255, 260, 289 and 302 cubic inch displacements. It is a tri-metal bearing machined 0.030 inch undersize for a crankshaft that has been ground below standard journal size, and it is sold individually.

    Specifications:

    • Type: Connecting rod bearing, P-Series (sold each)
    • Size: 0.030 in undersize
    • Material: tri-metal
    • Quantity: sold individually
    • Engine: Ford small block V8 (221, 255, 260, 289 and 302 cu in)
    • Part number: CB634P30

    Engine Application: Ford small block V8 (221, 255, 260, 289 and 302 cu in).

    FAQ

    What engine does the Clevite CB634P30 fit?

    It fits the Ford small block V8 (221, 255, 260, 289 and 302 cu in). Confirm your engine and rod journal size before ordering.

    Is the Clevite CB634P30 sold as a set?

    No, it is sold individually (each). A V8 uses eight connecting rod bearings, one per connecting rod, so order eight for a complete engine.

    What does 0.030 undersize mean?

    It is a bearing made 0.030 inch thicker than standard for a crankshaft whose rod journals have been ground 0.030 inch below standard size.

    What does P-Series mean?

    P-Series is Clevite's OE/production-style connecting rod bearing line. This part is tri-metal.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

    Recently Viewed