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King Engine Bearings MB5505SI060 Main Bearing Set Ford - V8 351ci 5.8L 400ci 6.6L 16V

(Ford F-150 1977-96, Mustang 1969-73, 1995, F-250 1977-97, Bronco 1978-96, Thunderbird 1977-79, F-350 1977-97, Galaxie 500 1969-74 + 44 more models)

Manufacturer

Part Number

MB5505SI060
Sale Price

$41.56

Estimated ship date Friday, November 27

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The King Engine Bearings MB5505SI060 is a complete main bearing set engineered for Ford V8 engines, specifically the 351ci (5.8L) and 400ci (6.6L) 16-valve applications. This set is precision-manufactured to exacting tolerances to restore proper crankshaft clearances and ensure long-lasting engine performance.

Material Construction:

  • Bi-Metal Silicon Aluminum alloy — an aluminum-based bearing material strengthened with 2.5–3% silicon content
  • Designed for medium-load engine applications and compatible with nodular cast iron crankshafts
  • Silicon aluminum offers excellent conformability, embeddability, and corrosion resistance for reliable daily and performance use

Key Features:

  • Oversized by 0.060" — intended for use with a reground or remachined crankshaft
  • Precision-engineered to meet or exceed OEM specifications for proper oil film and clearance
  • King's proprietary bi-metal construction provides superior fatigue strength compared to standard babbitt bearings
  • Suitable for stock rebuilds and moderate-performance engine applications

King Engine Bearings is a globally recognized OEM and aftermarket supplier known for strict dimensional control and advanced metallurgy. The MB5505SI060 is the correct choice when rebuilding a Ford 351 Windsor, 351 Cleveland, or 400M big block with a 0.060" under crankshaft journal.

Products specifications

Fits

Ford F-150 1977-96, Mustang 1969-73, 1995, F-250 1977-97, Bronco 1978-96, Thunderbird 1977-79, F-350 1977-97, Galaxie 500 1969-74, F-100 1977-79, 1981, Fairlane 1969-70, Ranchero 1969-79, Torino 1969-76, Falcon 1969-70 + 39 more models

Bearing Material

Bi-metal, silicon aluminum

Bearing Usage

Direct replacement

Groove Location

Upper

Groove Style

1/2

Grooved Bearing

Yes

Quantity

Sold as a set of 5.

Flange Oversize

FL O/S 010 "

Material

bimetal (aluminum silicon base)

Undersize

060

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Very Good.

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