ACL Race Series Main Bearing Set 5M8174H-.25

The ACL Race Series Main Bearing (Part #5M8174H-.25) is a precision-engineered main bearing set designed for high-performance engine applications. These bearings support the crankshaft within the engine block, enabling smooth rotation while handling significant radial and thrust loads. Engineered for optimal oil film retention and wear resistance, ensuring consistent engine performance. Manufactured to OE specifications for direct replacement applications. Engineered with strict quality control standards to ensure consistent performance and reliable engine operation.

Applicable to: - Mazda Mazda 3 MPS, Mazda 6, CX-7 DOHC 16v DISI Turbo (L3-VDT MZR (Duratec))
- Mazda 3, 6, Tribute All (2.3L L3 MZR (Duratec))
- Mazda 3, MX-5 All (2.0L LF MZR (Duratec))
- Mazda All All (2.3L (L3) Duratec)
- Mazda All All (2.0L (LF) Duratec)
- Ford Mustang, Focus RS All (2.0L, 2.3L Ecoboost Turbo)
- Ford All All (2.3L (L3) Duratec)
- Ford All All (2.0L (LF) Duratec)
- Mazda Mazda 3, MX5 DOHC 16v (LF MZR (Duratec))