What does the +0.50mm size mean for these main bearings?

The +0.50mm designation means these bearings are slightly larger than standard size. This is typically used when the crankshaft journals have been machined down (ground undersize) due to wear or damage during an engine rebuild. Always verify your crankshaft journal measurements before ordering bearings.

What kind of engines are these bearings best suited for?

These bearings are designed with a lead-free composite and bi-metal aluminum material, making them ideal for engines that operate under low to medium load conditions. They are not intended for high-performance or heavy-duty racing applications.

Does this main bearing set come with everything needed for installation?

This product is a set of main bearings only. You will need to ensure you have the correct engine oil, a torque wrench, and potentially other specialized tools as recommended by the manufacturer's service manual for proper installation.

Specifications

Brand: King Engine Bearings
Part #: MB5089AM0.5
UPC: 611500369124

King Engine Bearings Toyota 1Rz (Size +0.50mm) Main Bearing Set

Name: King Engine Bearings Toyota 1Rz (Size +0.50mm) Main Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-toyota-1rz-size-0-50mm-main-bearing-se-t14-770484
Price: 34.38 USD
Availability: BackOrder

$34.38

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Fits 1995-2004 Toyota Tacoma. King Engine Bearings main bearing set, 0.50mm oversize. Features a lead-free composite for low to medium-load engines.

Key Features

Fits 1995-2004 Toyota Tacoma, 1996-2000 4Runner, 1991-1997 Previa, and 1994-1998 T100.
This set is 0.50mm oversize for crankshaft journals.
Features a lead-free, environmentally safe composite material.
Ideal for low to medium-load engines.
Constructed with a bi-metal aluminum material.

⚠️ 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

Built with a lead-free, environmentally safe composite material, this main bearing set from King Engine Bearings is specifically made for engines that don't see extreme loads. This bi-metal aluminum construction is a solid choice for the 1995-2004 Toyota Tacoma, as well as the 4Runner, Previa, and T100 models it fits.

King has been specializing in bearings since 1960, focusing on delivering a well-built product. This set is 0.50mm oversize, which is important to note if you're rebuilding or replacing worn main bearings. Always make sure to check your crankshaft journals for wear and proper sizing before installing new bearings.