Cooling fan mounted behind the radiator and enclosed by a shroud to direct airflow through the radiator (image courtesy of … Place and re-align your finished fan shroud in its final mounting position on your radiator. The shroud simply allows the largest volume of air to be pulled through the rad (typically in a pull through application). as an upblast fan, by using the cleanout access port for access to the fan bowl. You also need to measure from the core out towards your fan blade. Once purchased, you will cut a hole in the middle of these units and install the adjustable collar to size with the included hardware kit. I would start by measuring the fan diameter and radiator and shopping the junk yard for a suitable shroud. The first thing you'll need to do is measure the core of your radiator. Step #2: As you are temporarily determining the final mounting position of your shroud you will also want to note, measure and mark the center hub location of your engine’s fan as it relates to the fan shroud. Vehicle Info Required to Guarantee Fit $48.28. The RF504 fan shroud by Rhino Fabrication was patterned after the original sheet metal shroud that was introduced for the FE Galaxies in 1965. Figure 1. With these measurements, I can order the parts from Rick's and get them to measure them before shipping them. Vehicle Fitment. Always choose a puller fan but if space is an issue then use a pusher fan. PHOTO 6: Measure your fan diameter. My '62 CJ5 w/ '69 Buick v6 needs a fan shroud, too. (See PHOTO 12.) (Make sure you are flush with the top of the aluminum core.) Drill and secure your fan shroud permanently to the side channels of the radiator based on your previous marking. The cylinder contains one cubic foot of volume. I don't want to have to return them. I bought the same shroud thinking I could just move it up a tad. Be sure to measure depth at least have an inch clearance from motors and or shroud. Use the remaining six (6) stainless steel machine screws and locking nuts to secure your shroud to the radiator. Remember we want the shroud to cover half of that blade. My problem is the fan wore a hole through the top of the shroud. It's a compromise in efficiency for the sake of trail reliability. I compared a 40 mm case fan and a 50 mm blower fan, pairing them with four popular styles of fan shroud (airflow shapers) and no shroud at all. Typically, this is accomplished by way of an integral shroud surrounding the electric fan. Also, could you measure the top of your fan shroud from front to back, (radiator to water pump). Mine is 6 inches. It used to hit (until it wore through) when the motor would twist from high torque, such as take-offs. Technicians typically measure static pressure in inches of water gauge. A 30 degree shroud angle (4cm shroud depth), yields just a 2.0 Pa pressure drop. I determined everything would fit, but the radiator needed to be removed to ensure a good fit in the drilling and mounting of the fan shroud to the radiator. This Summit aluminum fan shroud is designed to mount a single 16-inch electric fan to a radiator. Radiator Fan Shroud: Choose for Me to Minimize Cost Choose for Me to Minimize Cost. A larger static pressure forces the fan to consume more power to expel the same amount of air. The Essential Fan Shroud . The spacers arn't expensive. They make a fan spacer in different lengths that you put between the fan and pully. ... I’d be glad to look/measure a 22” shroud I have. See PHOTO 4. This form of fan shroud is the most difficult. Step 3: line the top of the fan shroud to the top of the radiator core and measure for making 3 cuts. 2001 - 2005 Chevrolet Silverado 2500 HD Base 8 Cyl 6.6L; 2001 - 2005 Chevrolet Silverado 2500 HD LS 8 Cyl 6.6L; 0 Reviews. Do … You might put one on to space the fan correctly without the shroud to test if a shroud in even needed. 3. VARIOUS MFR . Got a couple boxed up in the attic. With a fan and shroud in place, Wade can measure the air speed as it passes through the radiator core. They focus airflow through the entire radiator as compared to just the area that is covered by the traditional fan, creating a vacuum that pulls air across the entire surface area of the radiator, thus increasing cooling. They have similar composition to the originals in the frame design, but a wee lighter. The test prints were assessed for dimensional warping and the visual attractiveness of overhangs (partially-unsupported … Stock with a 2F is between 1/2" and 3/4". Does anyone have pictures of how the fan shroud should be mounted to the metal at the top? Price: Alternate: No parts for vehicles in selected markets. Many vehicle models had multiple core sizes and this is a more accurate way to choose the correct radiator for your application. Add to cart. Your mark on the fan shroud … VARIOUS MFR {#15603561} Upper. Hi ,1972 dodge challenger small block with 22" radiator,got a fan shroud from classic industry they said it was for a 22" radiator ,not even close to lining up,what are you guys using on a 22" radiator. Out of Stock : Add to Cart. This short video will help guide you through the steps of measuring your radiator to select the Flex-a-lite electric fan that will best fit your application. We are able to build them but ask that you speak directly with a member of the Griffin Sales Team. You may think that a shroud is a useless piece of plastic or metal, but they really do serve a purpose. Measure It Up Once you know the minimum cfm required, you need to determine what will physically fit. Completely Custom Fan Shrouds . Make a template of your radiator using cardboard and take it with you on a fan hunt sometime when you have a good day to spend hunting. Measure the area with the existing fan and shroud removed to find out how much room you have to work with. This is an exceptional shroud in that we here at Rhino had a bit of fun with the recreation. When it comes to diameter, you should get a fan that covers as much of the radiator core as possible. Liked By View All Give a Shout Out If you print this Thing and display it in public proudly give attribution by printing and displaying this tag. Thanks much, Rick . Many vehicle models had multiple core sizes and this is a more accurate way to choose the correct radiator for your application. Diameter. This makes it a little more complicated than building a box shrould around rad. A properly designed fan shroud acts like a wind tunnel in pulling air through the radiator. CHEVROLET > 1993 > C1500 PICKUP > 4.3L V6 > Cooling System > Radiator Fan Shroud. 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