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    • ACL Mazda B6/BP/BP-T 1.6L/1.8L Rod Bearing Set - .50mm Oversized | 4B8351H-.50
    • ACL Mazda B6/BP/BP-T 1.6L/1.8L Rod Bearing Set - .50mm Oversized | 4B8351H-.50

    ACL Mazda B6/BP/BP-T 1.6L/1.8L Rod Bearing Set - .50mm Oversized | 4B8351H-.50

    Vendor: ACL
    Part Number: 4B8351H-.50
    Regular Price $87.83

    Currently out of 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.
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    This ACL .50mm Oversized High Performance Rod Bearing Set fits Mazda B6/BP/BP-T 1.6L and 1.8L engines, as used across the Mazda 323, Miata, MX-3, and Protege, plus the Kia Rio, Sephia, and Mercury Capri, which shared this Mazda-derived engine family. The .50mm oversize designation means these bearings are sized for a connecting rod journal machined .50mm over stock.

    Specifications:

    • Type: Rod Bearing Set
    • Series: High Performance
    • Size: .50mm Oversized
    • Engine Fitment: Mazda B6/BP/BP-T (1.6L/1.8L)
    • Part Number: 4B8351H-.50

    FAQ

    What does ".50mm Oversized" mean?

    It means the bearing is sized for a connecting rod journal that's been machined .50mm over stock, a larger regrind spec than the .025mm or .25mm versions.

    What vehicles use the B6/BP/BP-T engine?

    The Mazda 323, Miata, MX-3, and Protege, along with the Kia Rio, Sephia, and Mercury Capri, all used this Mazda-derived 1.6L/1.8L engine family.

    Does this include main bearings?

    No, this is a rod bearing set only.

    How many bearings come in the set?

    A complete set for this inline-4 covers all 4 connecting rods.

    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.
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    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.

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