Electric Fan Shroud Design

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Electric fan shroud design.

Designed to fit jegs universal aluminum radiators and will also work with other radiators that feature the same size core. 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. A commonly held thought is that fan blades should recess 50 into the shroud for optimum cooling. We are family owned and operated and are backed by over 40 years of experience in the radiator and automotive cooling industry.

A shroud is a funnel to funnel air from the radiator to the fan. 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. 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. 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.

Mattson s custom radiators automotive electric fans mattson s inc. The basic principle is to make a hardboard template of the fan and rad core and stretch material between the two. 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. An integrated fan shroud is a unique fan shroud that was developed by wizard cooling.

Never use the radiator as a ground. All jegs fan shrouds are 1 2 in. Another tip is the shroud design. Fiberglass the material cut out the hardboard templates and what s left over is your fan shroud it is actually very easy.

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. And for good reason. Deep ideal for tight spaces. I ended up making 3 fan shrouds before i found a method that worked to my satisfaction.

How to design build a fan shroud browse two minute tech categories. This fan shroud allows us to mount the fan s inside the shroud using a motor riser and motor cover to support the fan. Need tips on tuning your carburetor converting your vehicle to propane fuel or just need help installing your cold air kit. Flex a lite invented the flex fan and holds the patent for the first electric fan for the automotive aftermarket.

Electrolysis can result and it can destroy your radiator. Is proud to offer the highest quality custom radiators and electric fans for your automotive needs.