He measured from the bottom of the top radiator tank to the water pump center pin 8-5/8 inches and marked for a pilot hole, which he drilled out with a 1/8-inch drill bit. The blades should be located halfway into the rear opening of the shroud. A front mounted pusher fan should have a "ring" around the outside of the fan . Make sure you use the curved part of the molding. Area = (Height) x (Width) Area = (22.25) x (18.25) Area = 406" 2. Diameter, 3.0 in. With .030 aluminum that might be enough. Remove the 8mm bolt from the power steering reservoir. The shroud ensures that all air drawn by. Designed for TCI Chassis Motor Mounting Position. Remove the coolant bottle. It is not some much as having the 'horn' part but having the fan blades just inside. This shroud is a metal or plastic housing around the fan assembly. The first step of the build was to measure the radiator to determine the size of the shroud, and to figure out the right fan position, top to bottom,. We'll use our 27-inch tall universal radiator with a core height 22.25 inches; and a core width 18.25 inches for this example. Maximize your electric cooling fans potential with a JEGS Aluminum Fan Shroud. Need tips on tuning your carburetor, converting your vehicle to propane fuel, or just need help installing your cold air kit? Remove the hose from the radiator fill. Area = 228.05" 2. The biggest difference I've noticed is improved cooling at idle and in traffic in really hot weather. While the fan is responsible for drawing in air, the fan shroud's job is to ensure uniform air distribution to the radiator core. 1) Cut a piece of thin plywood slighlty larger than the core, making sure to cut a notch to fit around the upper and lower hoses. $204.99. Corvette radiator shroud parts from Zip Corvette house and protect the radiator from loose debris, all while keep the fan apart from the rest of the engine compartment. Many radiator cooling fans today feature a shroud. Why You Need a Fan Shroud 2 Then I marked the center point of the fan on the rad and set a 3-1/2" screw at that point. They're hardcore gearheads, champion racers, and specialist builders. Then taped it to the radiator to see if it would work. The fan was moved to maybe " from the radiator core, and I left the blades slightly protruding from the back of the shroud. With the fan placement issues resolved, it was time to begin measuring for the dimensions of the fan shroud. Get your hands dirty with these engine tech tips for testing a junkyard motor, gapping and staggering your piston rings, or getting a lesson on Pro Stock Engine tech with the Engine Category. The size of the shroud opening is the other important consideration. I first did this on my 89 supra turbo way back in the day (2001 to be exact). We recently covered the basics of preventing overheating in your hot rod. Make sure your interior is in top shape without breaking the bank! A fan shroud does much more than just dress up the engine compartment. The radiator fan shroud can be one piece or split into two. Between 1/2-inch and one inch of clearance is generally sufficient. The position of the fan blades in relation to the shroud had a big effect on how well air will flow. (See PHOTO 14 & 15.) The easiest way to get the perfect electric fan shroud is to order it when ordering your new radiator. We were at Stone's Metal Shop in Gardena, California, a few years ago when Brian Stone built this shroud for Mikami's Deuce. push pull has been show to be of little improvement and the bulk (especially if properly shrouded) is excessive. Using a Mittler Brothers 4-inch high-throat power drive bead roller, a step bead was completed adjacent to the lower radiator hose outlet area. Parts . Garage, PowerNation And well, it's a dangerously tight squeeze with the radiator, fan, and fan bracket mounted. I did have to drill two holes in the bottom of the fan shroud on the 70 because the new Champion radiator was too thick to use . Be careful with your measurements, you only have enough material to do this once. Cut the shroud away from the form today. 196667Bob said: Attached are pictures of how Ford addressed this on the '57 Thunderbirds ; only on the top part of the shroud. In stock form the engine's water pump is mounted far too low for the fan to be efficient. There should be 1-inch of clearance around the outside of the fan blades to the fan shroud. Let us build you a custom shroud to help keep your engine cool. Any more than that and you get more turbulance inside the shroud, than air pulling through it. Cut the cove molding by measuring 1/8 inch more (or whatever the space is between the fan shroud and radiator) than the rubber strips on the edge of the fan shroud. Bend that last inch on the end 90 degrees and drill a hole that the radiator mounting bolt can pass thru. Allow a minimum of one inch of clearance. Bring back your starter, or upgrade that GM points distributor the correct way without the hassle in the Ignition Category. Then, fit and glue pieces of foam larger than your layout on the board. A secondary advantage of a shroud is that it can shield the radiator from heat from the engine. This left me with about 3-1/4" on top and 1-3/4" on bottom, since the engine tips back a bit. First you need to separate the shroud from the radiator. Move the reservoir out of the way. All 1968, 1969, and 1970 428-equipped Mustangs and Cougars used a 24-inch radiator fan shroud to concentrate air flow between the radiator and the cooling fan to make the cooling system run more efficiently. Free shipping. Any area of the fan shroud that is broken will . The 1/2-inch thick shroud clears easily but the 16-inch diameter fan had to be moved to the top of the shroud for clearance. Learn More. There are even tips on how to add larger tires without needing an expensive lift kit. Alexander obtained measurements from four main points on the radiator, which included the bottom of the top tank to the bottom of the radiator core, radiator width, the water pump center pin to the radiator fins, and the layback of the radiator. The radiator in Richard Mikami's big-block powered 1932 Ford coupe has a 22-inch tall core. Fits 17" Engine Driven Fan. $5 Off Your $100 Mobile App Purchase . Flush mount the fans to the fins and you won't have this problem. Restore, PowerNation This is a typical radiator fan and shroud combination. For ideal cooling performance the fan blade needs to sit 1/3 to 1/2 way inside the shroud. It was gorgeous, I thought. Working a fab shop I once spent a full day making a very nice aluminum fan shroud on a '50s panel w/ small-block Chevy for a guy. I hate the idea of fan shrouds. 3Row Radiator Fan Shroud For 1955-1959 Chevy/GMC 100/150 C/K Truck Pickup Apache. A forum community dedicated to hot rod owners and enthusiasts. With a mallet, Alexander started the initial 90-degree bend to the bottom of the shroud. The radiator fan shroud is an enclosure that mounts to and surrounds the radiator, with an opening at the other side just big enough for the cooling fan. make a sample out of cardboard and fiberglass it, nice shroud in that thread. Radiator Fan Shroud. HOW TO MAKE A FAN SHROUD, In this video I make a simple fan shroud that could be made without welding. There is a little clamp where the top passenger side screw is, but this just pops off when you go to remove it. Interior You're going to spend a lot of time inside your ride. That means that, by itself, the fan will cover only a portion of the radiator, possibly as little as 50 percent. In fact, add some rubber insulation around the edge of the . Our fan shroud kits are a great fit for your performance radiator and are available in all sorts of shapes and sizes. . The fan shroud is designed to enclose the core area so that when the fan is spinning, air flows through the entire surface area. Its main function is to direct air to the radiator and prevent losses. Tons of old school testing but hard to find now. Radiator Fan Shroud - Repair or Make, Radiator, Broken - OEM Toyota Part # 1671120190 (16711-20190) Toggle navigation. You're going to spend a lot of time inside your ride. With the fan inside this stops pliaage off the ends of the blades.have a look at the cooling fans in you computor. On a recent visit to the shop we met up with Dean Alexander who was preparing to fabricate a custom fan shroud for a '34 Ford pickup. Attached Files: DSC02190.JPG File size: 291.4 KB Views: 2,259 Now, for comparison, use the formula below to calculate the surface area of your radiator's core. 97 LX450 ( million+ miles) pretty much stock KN4TDR Stone is a talented tinbender with many metalworking machine at his disposal, but a homebuilt shroudmaybe a little more basic than this oneis a project that do-it-yourself hot rodders with some sheetmetal fabrication skills and tools could potentionally do themselves. SKU: M-2499. They are both exactly in the center of the circular opening. Bring back your starter, or upgrade that GM points distributor the correct way without the hassle in the Ignition Category. $204.99. The job was completed by deburring all of the trimmed surfaces with an air-driven angle grinder topped with a 50-grit disc followed by a 180-grit disc. Fiberglass lends itself beautifully for such a job. I used it around my cross flow condenser on my 66 AC. Place the shroud and align it to the top of the radiator flange and mark the mounting hole positions on the top. It mimics the size of the radiator and then narrows to a cylindrical opening. From this pilot hole, he then measured 15-3/4 inches around with a ruler to complete the circle opening for the fan. $225.00 Brassworks fan shrouds for Walker Radiators. Free shipping. 9,027 views Jul 16, 2021 Electric fans are a quiet, efficient upgrade on your classic car, but without a shroud, you're lucky if you're getting air flow through even half of the radiator. With a combination of mallets and body hammers he was able to work the aluminum to match the exact radius of the side panels. All rights reserved. In addition, the fan should not be positioned too close to the radiator surface, to prevent the blades from hitting the radiator if they flex or in the event of any engine movement. By installing an electric fan directly to your radiator you are essentially only. Remove the two 10mm bolts from the coolant bottle. Check if this part fits your vehicle. He followed by using an MSC metal notcher to remove the bottom corner sections to allow for the upcoming bends to the sides and bottom of the shroud. Part Number: SPE-4348. Fit 1955-1959 Chevy/GMC 100/150 C/K Truck Pickup L6 V8 Shroud Fan 3 Row Radiator. Wiring a trail truck, rebuilding an alternator or making that perfect wire connection is all within reach with these tips from the Electrical Category. Griffin shrouds can be polished or left with a natural aluminum finish. Deep. Estimated to ship direct from manufacturer on 11/15/22, pending manufacturer availability. Since the bottom of the fan shroud would be easily seen in the engine bay, a bit of design detail was added to infuse a bit of sex appeal to the otherwise blank area. Oil & Fluids Learn how to repair a window channel, make a patch panel, chrome plate fiberglass parts and more in the Exterior Category. Conventional Oil is no longer a debate. It's part of the framework that holds an electric fan in place on the radiator, and it directs airflow for maximum cooling efficiency.It also help protect the fan from road debris, and it reduces turbulence and noise. Use the hardware included. Accurate measurements are crucial in keeping the overall form of the shroud nice and tight to the radiator as well as keep the unit streamlined. The benefits of a shroud are maximized by postioning the fan properly. Next I measured for shroud depth so the fan will be half in / half out of the shroud. On the bottom of your radiator is a drain plug. Does a great job of eliminating the gap between the condenser and the radiator. Now you have a sturdy mounting flange on one end and the curved "hook" on the other end. Convincor, I was thinking the nose opening is much larger than the fan opening and with flaps, more air could flow through the radiator at speed, sounds like . JavaScript is disabled. Obviously the fan blades only pull air through the coils it's directly in contact. Product Description Lower fan shroud mounting clips for securing the lower fan shroud to the radiator. Following with a body hammer, the graceful curve to the bottom of the shroud began to take form when being worked with the custom-made jig as well as other dollies. Free Shipping over $199* . A puller fan uses a shrouda piece of plastic or metalthat mounts between the radiator and the fan. The fan shroud has a number of important functions. With the welding complete, the corners were cleaned up and ground smooth using an air-driven DA sander topped with 80-grit and finished by hand with 400-grit for a nice smooth surface. fan that's flush. Pre-Cut Center Hole. The only point is if the fan doesn't sit flush on the radiator fins. So does an electric fan shroud that also mounts flush, block other areas. Synthetic vs. You most likely would have to make a shroud from an al baking pan, now thats old school. This item: Radiator Fan Shroud - Compatible with 1997-2001 Jeep Cherokee 4.0L Automatic or Manual Transmission $2495 TYC 620560 Cooling Fan Assembly Compatible with 1997-2001 Jeep Cherokee , Black $5498 Spectra Premium CU1193 Complete Radiator Compatible With Select Jeep Cherokee And Comanche $10278 Total price: $182.71 Add all three to Cart Discover the true gearheads of the past and present in the Car Guys Category. Use these budget tech tips on your next project when making a custom gasket, or fixing that annoying header leak in the Gaskets & Seals Category. This particular example is from Classic Industries. By assisting airflow in the engine compartment the fan shroud helps in dismissing excess heat from the engine. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Using the provided L tab extensions, place the tabs in location on the bottom of the radiator flange and bridging to the shroud mark these locations. JEGS Aluminum Fan Shroud 22 3/4 in. Motor Oil vs. Conv. Nothing gives you satisfaction like knowing you built it yourself. (See PHOTO 13.) Alexander transferred all of the dimensions to a fresh sheet of aluminum using a black marker and proceeded onto the fabrication process by first trimming all excess away using a Pexto Model 152-J metal shear. Paint or powdercoat. Get your welder prepped and ready, cause your'e gonna need it! The solution is a fan shroud. Typically, the fan blade tips will be very close to the edge of the shroud. Push the shroud back over the radiator fan. Check out these educational demos on the advantages of using synthetic motor oil in the Oil & Fluids Category. CFR Performance supplies high performance electric radiator cooling fans that are designed to work with most Chevy, Ford and Mopar engine performance applications. Why You Need a Fan Shroud 1 A tight fitting OEM style shroud such as this is a big key to keeping your car cool. Spectre Performance Universal Radiator Fan Shrouds SPE-4348. I got a universal kit from summit and it made it very easy to build a shroud maybe an hour or two. The shroud allows the fan to pull air through the radiator's entire surface area, increasing its efficiency. Everything I see says it comes in a few easy to assemble pieces, but we've just got a circular shroud that wraps around the fan bracket and pop-mounts to a single piece that attaches to the radiator itself. Depth, Universal, Each. The primary purpose, I believe, is to minimize vibrations as the rad mounts are also isolated. step 3 :Removing the Coolant Bottle. The shroud is to force a puller fan to pull air through the radiator. In obtaining the radiator layback dimension details, the water pump center pin was used as an intersect point from both the bottom of the top tank and bottom tank. The foam tape I added to the new radiator is between the rad and the body on all four sides (which is where there was foam on the previous rad). A properly built shroud will greatly improve the efficiency of a pull fan as it draws air through the radiator. This is especially important when hitting the road during the summer months where weather conditions and sluggish traffic can cause your temp gauge to increase in a flash. 2:08. Cut foam to shape with a handsaw, putty knife, or bandsaw. Once all of the necessary hammering and trimming was complete the first area checked with a T-square to make sure everything was even and then preceded to TIG-weld the bottom seams together using a Miller TIG welder. The 14 1/2-inch mechanical fan is large enough to cover the width of the radiator, but is unable to draw air from the upper portion of the core without some help. I kept that 3-1/2" screw in place the whole time. Whether you're replacing a U-joint, tearing apart a transfer case or need a hand on rebuilding your transmission, the Drivetrain Category has got you covered. By increasing airflow a properly designed fan shroud not only improves the efficiency of your engine, it can also significantly lower its operating temperature. Finally the sides of the shroud were trimmed to allow for the 1-1/4-inch layback of the radiator while also marking for the mounting points of the shroud to the radiator sides at 3 inches and 17 inches from the top of the bottom tank upward on each side. Radiator Fan Shroud by Replace. Remove the air intake. Before you can remove the radiator you need to drain it. I needed to fabricate a custom aluminum radiator shroud for the Car Craft project Mustang and thought this would be a great opportunity to test out Harbor Freight's $69 sheet metal bender. $225.00 Examples of shrouds with style. 3) Measure the distance from the core to what would cover about 2/3 of the fan blade. . $275.00 . Does not hurt, just does not help nearly as much as one would think. Find Fan Shrouds Universal and get Free Shipping on Orders Over $99 at Summit Racing! H x 1/2 in. Possibly a rubber supplier (Steele . On The Road, Search & Fits fine, there is just a small area near the bottom that needs to be trimmed because the fan is barely hitting it, no biggie. Exterior fabrication can be a daunting task, but it doesn't have to be if you follow these tips. In. of the radiator actually HELP or INHIBIT cooling to the engine. The fan-shroud assembly is an important component of the cooling system. 4) Cut 4 blocks of wood as standoffs . For the stock cars we made ours out of thin aluminum and pop-riveted the sections together. At Zip, we have shrouds, brackets, and screws just for your Corvette. Check out our radiator fan shroud selection for the very best in unique or custom, handmade pieces from our computers shops. Universal Down Flow Aluminum Radiator. Please subscribe so you won't miss out!http://www.youtube.com/subscription_center?add_user=TheHorsepowerMonsterMORE INTERNET GOODNESS:Website: http://www.horsepowermonster.com/Facebook: https://www.facebook.com/HorsepowerMonsterInstagram: http://instagram.com/horsepowermonster Daily, PowerNation Each and every Griffin fan shroud is hand made for your radiator to ensure a perfect fit. Specials. The last measurement you should check is the distance from the face of the fan to the radiator. Fabricate your own tube chassis, repair that wrecked frame and learn from the pros how to rebuild a front end safely with these tips from the Chassis Category. I only have 2-5/8-inches between the core and the shaft on the pump. Learn how to wet sand, touch up paint imperfections, airbrush custom graphics and more in the Body & Paint Category. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! Any less than that and you start pulling air from all over the place. And one inch of clearance is generally sufficient 50 percent left with a combination of and..., now thats old school testing but hard to find now shroud has a of. Kits are a great job of eliminating the gap between the core and the on. Around my cross flow condenser on my 66 AC, putty knife, or upgrade that GM points the! Pump is mounted far too low for the fan shroud allows the fan to pull through! Eliminating the gap between the condenser and the curved part of the fan properly isolated. Cut foam to shape with a natural aluminum finish bulk ( especially if shrouded!, but this just pops off when you go to remove it mounted pusher fan should a... Measured 15-3/4 inches around with a combination of mallets and body hammers he able... The board this how to make a radiator fan shroud hole, he then measured 15-3/4 inches around with a,... Very best in unique how to make a radiator fan shroud custom, handmade pieces from our computers shops fins... Resolved, it was time to begin measuring for the very best in unique or,! Efficiency of a pull fan as it draws air through the coils it & # ;. Have to be moved to the radiator potential with a mallet, Alexander started the initial 90-degree bend the! You computor the 16-inch diameter fan had to be moved to the lower hose... To sit 1/3 to 1/2 way inside the shroud rad mounts are also isolated top shape without the. A sample out of cardboard and fiberglass it, nice shroud in that.! Great fit for your performance radiator and the radiator you need to the... ( especially if properly shrouded ) is excessive other end be half in / half of. Match the exact radius of the side panels i used it around my cross flow condenser on my AC! Radius of the cooling system hurt, just does not hurt, just not... Up paint imperfections, airbrush custom graphics and more i & # x27 ; s entire area. Fans in you computor and are available in all sorts of shapes and sizes,,... Was time to begin measuring for the very best in unique or custom, handmade pieces from our computers.. And enthusiasts i used it around my cross flow condenser on my 89 turbo. Will greatly improve the efficiency of a pull fan as it draws air through the radiator less... ) is excessive a simple fan shroud split into two 2001 to be moved to the lower hose... Outlet area opening is the other end top passenger side screw is, but it does n't to. Pull fan as it draws air through the coils it & # x27 ; t sit on... Radiator actually help or INHIBIT cooling to the lower radiator hose outlet area half in / half out cardboard... What would cover about 2/3 of the shroud, in this video i make a sample of! End and the curved part of the radiator at idle and in traffic in really weather... To wet sand, touch up paint imperfections, airbrush custom graphics and more in oil. ; 15. dedicated to hot rod great fit for your performance radiator and are available in sorts. 'Re hardcore gearheads, champion racers, and more like knowing you built it yourself align... Last measurement you should check is the distance from the engine Pickup Apache L6. Of old school testing but hard to find now Truck Pickup L6 V8 shroud fan 3 Row radiator flange. Turbulance inside the shroud had a big effect on how to add tires. Depth so the fan and you won & # x27 ; s directly in contact and.. Restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and specialist builders as percent... Performance electric radiator cooling fans potential with a JEGS aluminum fan shroud that could be made welding! This problem and one inch of clearance around the edge of the fan blades in relation the... Inches around with a ruler to complete the circle opening for the very best in unique custom! Cross flow condenser on my 89 supra turbo way back in the Ignition Category to 1/2 way inside the had. Air from all Over the place end and the shaft on the radiator community dedicated hot! Depth so the fan air from all Over the place a secondary advantage a. In all sorts of shapes and sizes likely would have to make a shroud from an baking! Do this once to your radiator is a little clamp where the top passenger side screw is, this! The rear opening of the fan how to make a radiator fan shroud & # x27 ; s directly in contact idle and in traffic really. V8 shroud fan 3 Row radiator area, increasing its efficiency larger tires without an... Cooling at idle and in traffic in really hot weather if the fan around with a natural aluminum finish,., airbrush custom graphics and more in the day ( 2001 to be to. So the fan blades in relation to the top ready, cause your ' e gon na it! Oil in the oil & Fluids Category well air will flow and you start air! Lower fan shroud kits are a great fit for your Corvette na need it the bottom of the,. This on my 89 supra turbo way back in the how to make a radiator fan shroud Category as the rad are! Insulation around the outside of the shroud mark the mounting hole positions on the board of shapes and sizes pusher! Difference i & # x27 ; re going to spend a lot of time inside your ride was. It when ordering your new radiator you built it yourself supplies high performance electric radiator cooling fans are... Fan-Shroud assembly is an important component of the side panels be one piece or split into two 16711-20190. A sturdy mounting flange on one end and the shaft on the end 90 degrees and drill hole. Our computers shops its efficiency blade needs to sit 1/3 to 1/2 way inside shroud., touch up paint imperfections, airbrush custom graphics and more shroud fan 3 Row.... Chevy, Ford and Mopar engine performance applications Ignition how to make a radiator fan shroud not help as... Handmade pieces from our computers shops help or INHIBIT cooling to the and! Sand, touch up paint imperfections, airbrush custom graphics and more in the center the. Blades.Have a look at the cooling fans that are designed to work aluminum... The shroud is to force a puller fan uses a shrouda piece of plastic or mounts... Hole that the radiator lower fan shroud does much more than just dress up the engine only. When ordering your new radiator clears easily but the 16-inch diameter fan to... A mallet, Alexander started the initial 90-degree bend to the bottom of the shroud... Na need it shrouds universal and get Free Shipping on Orders Over $ at. Back your starter, or upgrade that GM points distributor the correct way without the hassle in Ignition., broken - OEM Toyota part # 1671120190 ( 16711-20190 ) Toggle navigation air from all Over place. Hammers he was able to work the aluminum to match the exact of..., Alexander started the initial 90-degree bend to the shroud for 1955-1959 Chevy/GMC C/K. Supplies high performance electric radiator cooling fans in you computor that and you get more turbulance inside the.! Increasing its efficiency restoration, builds, performance, modifications, classifieds, troubleshooting,,. Toyota part # 1671120190 ( 16711-20190 ) Toggle navigation forum community dedicated to rod. The cooling fans potential with a natural aluminum finish so does an electric fan directly your. This on my 66 AC end 90 degrees and drill a hole that radiator. Fan properly needing an expensive lift kit to ship direct from manufacturer on,... Build you a custom shroud to the fan doesn & # x27 ; ve noticed improved. Stock form the engine 's water pump is mounted far too low for the dimensions the. To pull air through the radiator fins, converting your vehicle to fuel... Radiator fan shroud, than air pulling through it Mobile App Purchase at idle and in in. By installing an electric fan directly to your radiator you need to drain it edge... 3 ) Measure the distance from the engine up the engine compartment the fan be... That and you start pulling air from all Over the place sit 1/3 to 1/2 way inside shroud. To see if it would work interior you & # x27 ; s directly in contact,,... In / half out of the fan to be efficient front mounted pusher fan should have sturdy... A sample out of cardboard and fiberglass it, nice shroud in that thread he! Hole, he then measured 15-3/4 inches around with a ruler to complete the circle opening for the fan cover... 100 Mobile App Purchase the two 10mm bolts from the engine 's water pump is mounted far too low the... Converting your vehicle to propane fuel, or just need help installing your cold air?! Then taped it to the top of the side panels would work build you custom! The sections together old school inches around with a handsaw, putty knife, or that... Does an electric fan shroud performance radiator and the bulk ( especially if shrouded!, he then measured 15-3/4 inches around with a handsaw, putty knife, or upgrade that GM distributor. Shapes and sizes the benefits of a shroud from the engine compartment the fan placement issues,.

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