What is the primary function of main bearings?

Main bearings support the crankshaft within the engine block. They allow the crankshaft to rotate smoothly while maintaining precise oil clearances, which is essential for engine operation and longevity.

Are these bearings suitable for high-performance engines?

These bearings are described as ideal for medium-load engines. For very high-performance or racing applications, it's always best to consult the manufacturer's specific recommendations for your build.

What does 'lead-free environmentally safe composite' mean for these bearings?

This indicates that the bearing material does not contain lead, making it a more environmentally friendly option. The composite nature refers to the layered construction of the bearing, combining different materials for optimal performance.

King Alpha Romeo AR 01928 / AR 06430 / AR 64102 / AR 64101 / AR 06120 / AR 01932 Main Bearing Set

Specifications

Brand: King Engine Bearings
Part #: MB4101SI
UPC: 611500466052

King Alpha Romeo AR 01928 / AR 06430 / AR 64102 / AR 64101 / AR 06120 / AR 01932 Main Bearing Set

Name: King Alpha Romeo AR 01928 / AR 06430 / AR 64102 / AR 64101 / AR 06120 / AR 01932 Main Bearing Set
Brand: King Engine Bearings
Price: 76.67 USD
Availability: InStock

$76.67

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Fits 1981-1986 Alfa Romeo GTV-6. King Engine Bearings main bearing set for reliable engine performance.

Key Features

Fits 1981-1986 Alfa Romeo GTV-6, 1991-1995 Alfa Romeo 164, and 1987-1989 Alfa Romeo Milano.
Bi-metal aluminum material construction.
Lead-free, environmentally safe composite.
Ideal for 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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Fits these vehicles

Alfa Romeo 164 1991-1995
Alfa Romeo GTV-6 1981-1986
Alfa Romeo Milano 1987-1989

Product Details

King Engine Bearings has been specializing in engine bearings since 1960, aiming to provide the highest quality available. This main bearing set is specifically made for your 1981-1986 Alfa Romeo GTV-6, helping to ensure your engine runs smoothly and reliably. These bearings are a crucial part of your engine's rotating assembly, supporting the crankshaft and maintaining proper clearances.

Constructed from a bi-metal aluminum material, these bearings are well-suited for medium-load engines like the one in your GTV-6. They also feature a lead-free, environmentally safe composite, which is a notable update for modern engine builds. Proper installation of these bearings is key to their performance and longevity, so be sure to follow the manufacturer's guidelines.