What material are these main bearings made from?

These main bearings are constructed from a bi-metal aluminum material. They also feature a lead-free composite that is environmentally safe.

What does the '+0.50mm' sizing mean?

The '+0.50mm' indicates that these bearings are 0.50 millimeters larger than the standard size. This is typically used when the crankshaft journals have been machined down to account for wear.

What type of engines are these bearings best suited for?

These bearings are ideal for engines that operate under low to medium load conditions. They are designed for specific Renault K9K and K4M engine applications.

Specifications

Brand: King Engine Bearings
Part #: MB5352AM0.5
UPC: 611500416651

King Engine Bearings Renault K9K/K4M (Size +0.50mm) Main Bearing Set

Name: King Engine Bearings Renault K9K/K4M (Size +0.50mm) Main Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-renault-k9k-k4m-size-0-50mm-main-beari-t14-770647
Price: 41.33 USD
Availability: BackOrder

$41.33

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King Engine Bearings Renault K9K/K4M (Size +0.50mm) Main Bearing Set. Bi-metal aluminum material, lead-free composite.

Key Features

Fits Renault K9K and K4M engines.
Main bearing set is 0.50mm oversized.
Constructed with a bi-metal aluminum material.
Features a lead-free, environmentally safe composite.
Ideal for engines with low to medium load requirements.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

King Engine Bearings has been a specialist in engine bearings since 1960, focused on supplying the highest quality bearings. This main bearing set, part number MB5352AM0.5, is specifically designed for Renault K9K and K4M engines and is sized at +0.50mm. It's a well-built option for rebuilding or repairing your engine's bottom end.

This set uses a bi-metal aluminum material, which is a solid choice for low to medium-load engines. The lead-free composite is also environmentally safe. These bearings are made to fit right and perform reliably in their intended applications.