5M5645H-.25 Race Main Bearing Set, .25 mm / 0.010 in. Undersize, Ford 330ci (5.4L) V8 (Alum. Block) (GT) DOHC 4v Supercharged

Name: 5M5645H-.25 Race Main Bearing Set, .25 mm / 0.010 in. Undersize, Ford 330ci (5.4L) V8 (Alum. Block) (GT) DOHC 4v Supercharged
Brand: ACL BEARINGS
SKU: 654-5M5645H-25
Price: 141.99 USD
Availability: InStock

^$141⁹⁹

Ships on 09/16/2026

Lowest Price Guarantee

Ford

Race Main Bearing Set

.25 mm / 0.010 in. Undersize

Ford 330ci (5.4L) V8 (Alum. Block) (GT) DOHC 4v Supercharged

Set of 5

ACL Bearings 5M5645H-25 Features:

Trusted by champions worldwide, ACL RACE Series Bearings are the choice for record-setting engines from sport compact to small block race machines. Engineered w/a unique blend of design, metallurgy, and precision manufacturing, these Bearings deliver unmatched durability and performance under extreme conditions.

Width: 0.79 in.
Outside Diameter: 2.8513 in.
Outside Diameter: 2.8504 in.
Shaft Diameter: 2.6477 in.
Shaft Diameter: 2.6467 in.
Grade Type: Performance
Maximum Wall Thickness: 0.0962 in.

Unleash Unmatched RPM Performance with ACL Race-Series Main Bearings

ACL Race-Series Main Bearings bring race-tested durability, precision engineering, and state-of-the-art metallurgy into your high-performance build. Their trimetal design features a high-strength overlay plate with reduced thickness for improved fatigue resistance, backed by hardened steel for enhanced support and retention under extreme conditions. These bearings deliver when the going gets tough—on the street, the strip, or the racetrack. Available for various domestic and international applications.

ACL also offers versions with extra oil clearance (HX) or coated (HC).

Part TypeMain Bearing

Product LineACL Bearing Race-Series Main Bearings

BrandACL BEARINGS

Package Height1.38

Package Width0.79 in.

Package Length6.3

Weight1.08 PG

Part CategoryPerformance Parts

Maximum Wall Thickness0.0962 in.

Shaft Diameter2.6477 in.

Part FitmentDirect Fit