The Speedmaster PCE457.1003 is a replacement backing plate designed specifically for use with electric water pump setups on Ford 429 and 460 big-block engines. This backing plate allows builders and enthusiasts to properly mount and complete their electric water pump conversion without needing to purchase a full assembly.
Sold as the backing plate only, this component is ideal for those replacing a damaged or missing plate on an existing electric water pump kit. Designed to fit Ford 429 and 460 applications, it offers a straightforward solution for maintaining a clean, functional cooling system on your big-block Ford build.