What does the +0.25mm sizing mean for these bearings?

The +0.25mm sizing indicates that these bearings are slightly larger than standard size. This is typically used when the crankshaft journals have been machined down by 0.25mm during an engine rebuild to ensure proper oil clearance.

What type of engine is this bearing set best suited for?

This main bearing set is ideal for engines that operate under low to medium load conditions. It is not recommended for high-performance or heavy-duty applications that experience extreme stress.

Are these bearings environmentally safe?

Yes, these bearings feature a lead-free composite construction, making them an environmentally safe choice.

Specifications

Brand: King Engine Bearings
Part #: MB545AM0.25
UPC: 611500167218

King Engine Bearings Ford N4A/Ne/L/N/Jcc/Lcj/Lse (Size +0.25mm) Main Bearing Set

Name: King Engine Bearings Ford N4A/Ne/L/N/Jcc/Lcj/Lse (Size +0.25mm) Main Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-ford-n4a-ne-l-n-jcc-lcj-lse-size-0-25m-t14-770710
Price: 64.23 USD
Availability: BackOrder

$64.23

On Backorder

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

Fits 1971-1974 Ford Pinto. This main bearing set features lead-free composite and bi-metal aluminum construction for low to medium-load engines.

Key Features

Fits 1971-1974 Ford Pinto and 1971-1974 Mercury Capri.
Main bearing set is +0.25mm oversize.
Features a lead-free environmentally safe composite.
Constructed with bi-metal aluminum material.
Ideal for low to medium-load engines.

⚠️ 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

This main bearing set from King Engine Bearings includes the necessary components to replace the main bearings in your Ford N4A, NE/L/N, JCC, LCJ, or LSE engine, specifically sized at +0.25mm. These bearings are designed for engines that don't experience extremely high loads, making them a solid option for many classic Ford applications.

King Engine Bearings specializes in creating reliable engine components. This set utilizes a bi-metal aluminum material, which is known for its good performance in these types of applications. The lead-free composite construction is also an environmentally safe choice. When rebuilding or refreshing an engine, properly sized and well-built bearings are crucial for oil clearance and smooth operation.