ACL Main Bearings for 03+ Ford/Mazda 4 2.0L/2.3L DOHC Duratec Standard Size

ACL Main Bearings — 03+ Ford/Mazda 2.0L / 2.3L DOHC Duratec (Standard) ACL high-performance main bearings engineered for 2003 and newer Ford/Mazda 4-cylinder Duratec engines (2.0L / 2.3L DOHC). Designed to OE dimensions, this standard size set delivers reliable crankshaft support for street, performance and light motorsport use. Precision fit: Manufactured to strict tolerances for consistent oil clearance and long service life. Performance materials: Advanced bearing alloys and backing reduce wear, fatigue and friction under load. Direct replacement: Drop-in fit for 03+ Ford/Mazda Duratec 2.0L & 2.3L DOHC engines — no machining required when used in non-reconditioned blocks. Complete set: Full main bearing kit for crankshaft journals to restore optimal bearing geometry. Ideal for rebuilds: Perfect for engine overhauls, performance upgrades or preventative maintenance. Choose ACL main bearings for proven durability, precise engineering and dependable crank support. Improve reliability and protect your Duratec engine with a bearing set trusted by professionals.