ACL Bearings 5M1882A-.50 Main Bearing Set Aluglide 0.50mm Undersize

The ACL Bearings 5M1882A-.50 is a standard main bearing set featuring ACL's proprietary Aluglide bearing material technology. This set is designed for crankshafts that have been ground 0.50mm (approximately 0.020 inch) undersize, making it ideal for engine rebuilds and performance applications requiring precision crankshaft machining.

Aluglide Bearing Technology:

• Bi-metal construction with steel backing for exceptional strength
• Proprietary aluminum-tin-silicon composition provides superior wear resistance
• Excellent load-carrying characteristics for demanding applications
• Outstanding heat dissipation properties ensure consistent performance
• Designed to meet or exceed OEM specifications

Key Features:

• Manufactured to exacting tolerances for reliable fit and consistent oil clearances
• 0.50mm undersize specification for precision ground crankshafts
• Robust metallurgy developed over 70 years of manufacturing expertise
• Suitable for both standard replacement and performance engine builds
• Made in Tasmania, Australia with ISO-certified manufacturing processes

ACL has been a trusted name in precision engine bearings since the 1950s, supplying both OEM manufacturers and the global aftermarket. Their bearings are engineered to deliver the ideal combination of physical properties and metallurgical advantages required for modern engines. This main bearing set provides professional engine builders and technicians with a high-quality, affordable solution for engine rebuilds requiring undersize bearings.