Allstar Performance - Water Outlet Restrictor Kit

The Allstar Performance Water Outlet Restrictor Kit is designed to enhance the cooling efficiency in small block Ford and GM V6/V8 engines. This kit includes three anodized aluminum restrictors with outer diameters of 2-1/8 inches and inner diameters of 5/8, 3/4, and 1 inch, available in attractive blue, gold, and red finishes. Ideal for race or high-performance applications, these restrictors help maintain optimal temperature by controlling coolant flow through the engine. Easy to install and durable, this set is a must-have for performance enthusiasts.