King Engine Bearings MB 553AM1.0 Main Bearing Set Datsun A12 1.0mm Oversize

The King Engine Bearings MB 553AM1.0 is an OE-replacement crankshaft main bearing set designed for the Datsun A12 engine. This set is offered in a 1.0mm oversize specification, making it ideal for engines that have undergone crankshaft grinding or reconditioning.

Key Features:

• AM-Series Bi-Metal Construction — features King's aluminum-based bearing material, the softest bi-metal in King's product range, optimized for OE replacement applications
• 5-Pair Set — includes all five main bearing pairs required for a complete crankshaft main bearing replacement
• 1.0mm Oversize — engineered for crankshafts that have been machined undersize to restore proper journal clearances
• Lead-Free Material — utilizes environmentally responsible, lead-free compounds without compromising performance or durability
• Precision Tolerances — manufactured to exacting dimensional standards for consistent fitment and reliable engine performance
• Low to Medium Load Applications — ideally suited for passenger car engines operating under standard duty cycles

King Engine Bearings has been a trusted manufacturer of precision engine bearings since 1960, supplying OE-quality components for automotive, light truck, marine, and other internal combustion engine applications. The MB 553AM1.0 delivers dependable crankshaft support and long service life when used as part of a proper engine rebuild.