Enginetech BC485J030 Main Bearing Set Ford Mazda Undersize - 2.9L 0.030

The Enginetech BC485J030 is a complete crankshaft main bearing set engineered for Ford and Mazda 2.9L engines. Machined to a 0.030" (0.762mm) undersize, this set is designed for use on reground or worn crankshafts where the main journals have been machined below standard dimensions, restoring proper oil clearances and crankshaft support.

Key Features:

• Engineered specifically for Ford and Mazda 2.9L engines
• 0.030" undersize to fit reground crankshaft main journals
• Precision-manufactured to exacting tolerances for consistent oil film and bearing clearance
• High-quality tri-metal or bi-metal construction for durability and wear resistance
• Designed to meet or exceed OEM performance standards
• Complete set includes all main bearing shells required for the engine

Enginetech is a trusted name in engine rebuilding components, supplying professional engine builders and machine shops with reliable, performance-matched parts. The BC485J030 is an ideal choice for engine rebuilders performing a full bottom-end overhaul on applicable Ford and Mazda 2.9L applications.