Spacers come in different designs and materials. The most common types of spacers are so-called 4-Hole, divided wall, or open Spacers. They are available in aluminum, wood fiber laminate, plastic, or rubber gasket material. Which one you need depends on what you want to use it for. Spacers are used for various purposes. The 2 main reasons are to adjust the power band of your engine or to prevent heat problems; such as vapor lock.
Getting started with the chassis.
New AC Cobra Project Arrived.