The Speedmaster PCE191.1025 is a billet thermostat housing and water neck designed for Chrysler and Dodge engines, including small block and big block applications covering the 318 and 440 cubic inch engine families. The billet construction offers a clean, precision-machined finish that enhances both the appearance and durability of your cooling system over stock replacement units.
This direct-fit water neck is an ideal upgrade for builders and enthusiasts looking to refresh or improve the cooling system on their Mopar-powered vehicle. Whether you are restoring a classic muscle car or building a performance street or strip machine, the Speedmaster PCE191.1025 delivers a quality fit and a show-worthy look under the hood.