Electric Fan Shroud Design

Each fan shroud is pre drilled for the jegs electric fan but can be modified to work with most aftermarket electric fans provided they are the proper diameter.

Electric fan shroud design.

A shroud is a funnel to funnel air from the radiator to the fan. And we proudly make our products in the u s. The basic principle is to make a hardboard template of the fan and rad core and stretch material between the two. The full product line now includes the patented flex a fit aluminum radiators electric fans belt driven fans oil coolers mojave heaters and flexite windows.

A commonly held thought is that fan blades should recess 50 into the shroud for optimum cooling. How to design build a fan shroud browse two minute tech categories. If the fan is mounted really close to the radiator the funnel does not work well and the diameter of the fan becomes the diameter of the radiator since the air cannot be sucked from the side areas. Even electric fan manufacturers will begrudgingly tell you that all things being equal a belt driven fan with a shroud around it is about the most effective cooling option going.

Flex a lite invented the flex fan and holds the patent for the first electric fan for the automotive aftermarket. Never use the radiator as a ground. Mattson s custom radiators automotive electric fans mattson s inc. Performance cooling products for the automotive market.

Electrolysis can result and it can destroy your radiator. Check out these great tips in the air fuel category. Electric fans are preferential to mechanical mainly due to the fan clutch being driven off the engine i e no mechanical power draw when the fan kicks on. Another tip is the shroud design.

Typical automotive engine cooling fan assembly includes an electric motor mounted on a shroud that encloses the radiator core. Designed to fit jegs universal aluminum radiators and will also work with other radiators that feature the same size core. Deep ideal for tight spaces. An integrated fan shroud is a unique fan shroud that was developed by wizard cooling.

All jegs fan shrouds are 1 2 in. We are family owned and operated and are backed by over 40 years of experience in the radiator and automotive cooling industry. This fan shroud allows us to mount the fan s inside the shroud using a motor riser and motor cover to support the fan. Fiberglass the material cut out the hardboard templates and what s left over is your fan shroud it is actually very easy.

One of main drivers of fan shroud design is noise vibration and harshness nvh requirements without compromising the main function of airflow for cooling requirements. Need tips on tuning your carburetor converting your vehicle to propane fuel or just need help installing your cold air kit.