What does the STDX size mean for these bearings?

The STDX designation indicates that these bearings are 0.040 inches undersize. This means they are intended for use with a crankshaft that has been machined down by 0.040 inches. Always verify your crankshaft journal size before purchasing.

What is the PMaxBlack material?

PMaxBlack is a tri-metal copper-based material developed by King Engine Bearings. It's designed to offer superior load capacity, making these bearings a robust choice for performance engines or those that experience higher stress.

Does this bearing set come with all the necessary hardware for installation?

This product is a set of five main bearings. It does not include additional installation hardware such as main cap bolts or bearing alignment dowels. Refer to your vehicle's service manual for a complete list of required parts and tools for installation.

Specifications

Brand: King Engine Bearings
Part #: MB5353XPSTDX
UPC: 611500540141

King Engine Bearings Ford 281 4.6L SOHC 16V (Size STDX) Performance Main Bearing Set (Set of 5)

Name: King Engine Bearings Ford 281 4.6L SOHC 16V (Size STDX) Performance Main Bearing Set (Set of 5)
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-ford-281-4-6l-sohc-16v-size-stdx-perfo-t14-211499
Price: 139.98 USD
Availability: BackOrder

$139.98

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

King Engine Bearings Ford 281 4.6L SOHC 16V (Size STDX) Performance Main Bearing Set (Set of 5). Improves engine reliability with advanced bearing technology.

Key Features

Fits a wide range of Ford, Lincoln, and Mercury vehicles with the 4.6L SOHC 16V engine.
Features PMaxBlack tri-metal copper-based material for superior load capacity.
Includes Radialock technology for optimal crush height and proper bearing seating.
STDX size indicates a 0.040 inch undersize bearing set for crankshaft journals.
Set of 5 main bearings for a complete engine build.

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

About this part

Product Details

If you're rebuilding the bottom end of your Ford 4.6L SOHC 16V engine, a solid set of main bearings is crucial for long-term reliability. This set from King Engine Bearings is built for performance applications, offering improved load capacity and optimal crush height. These bearings fit a range of popular Ford, Lincoln, and Mercury vehicles, including models like the Crown Victoria, Mustang, and Town Car.

King specializes in engine bearings, and their PMaxBlack tri-metal copper-based material is designed for superior load capacity, making it a strong choice for engines that see harder use. The Radialock feature helps achieve optimal crush height, which is key for proper bearing seating and oil clearance. This attention to detail in design and material selection helps ensure your engine's crankshaft spins smoothly and stays protected.

This set includes five main bearings, all sized STDX, which is a specific undersize measurement. Always confirm your crankshaft journal size before ordering to ensure proper fitment. King has been making bearings since 1960, focusing on delivering well-built components for engine builds.