PROFORM 66556 Brass Freeze Plug Kit for Ford 429/460 Big Block Engines

Restore reliable cooling-system protection with the PROFORM 66556 Brass Freeze Plug Kit for Ford 429 and 460 big block engines. Designed as a complete engine freeze plug replacement set, this kit provides an efficient solution for replacing worn, corroded, or leaking plugs during an engine rebuild or cooling-system repair. Its application-specific design helps support a proper fit in compatible Ford big block engine blocks.
The freeze plugs are manufactured from durable brass to provide dependable resistance against corrosion and long-term exposure to engine coolant. The kit also includes steel components where specified, combining practical materials for engine service and replacement needs. Replacing damaged freeze plugs can help prevent coolant loss and reduce the risk of contamination or related cooling-system issues.
PROFORM part number 66556 is suited for automotive enthusiasts, professional technicians, and engine builders working with Ford 429/460 applications. Verify engine compatibility before installation and follow the vehicle or engine manufacturer’s recommended procedures for cleaning the plug bores, applying sealant when required, and seating each plug correctly. This complete kit helps simplify parts selection by grouping the necessary freeze plug components for a compatible big block Ford engine service.

Features:

• Application: Designed for Ford 429/460 big block engines

• Kit Type: Complete engine freeze plug replacement kit

• Material: Brass and steel construction for dependable service

• Brand: PROFORM

• Part Number: 66556

• Use: Suitable for engine rebuilds, repairs, and replacement of worn or leaking freeze plugs