Brush a bit more resin in the inside and outside corners, as these areas tend to be a little dry after stretching the mat over them. Shrouds are sold per each. then you have the finished product Note:. This page was last modified on 22 August 2012, at 00:10. The fan shroud was damaged when the fan made contact with the shroud. Saw this in person this weekend! It works extremely well for rolling out air bubbles in fiberglass. Shaping this foam also can be done with sandpaper, surform files, knives, and picks. Nothing fancy in the way of spray guns here. The different glues can make sanding over seam lines difficult, as they are usually a different density and hardness than the surrounding foam. Fiberglass lends itself beautifully for such a job. Little did I know then that he would be THE “Master Fiberglass Technician” that would make a mold from the very first DTM shroud that Joe ever produced. I usually stretch the material, and wind up with a section of mat that I can reapply to the stretched, thinned out areas. Fan manufacturers have continued to reduce the thickness of the fans and now there is a shroud from Cool Craft that when combined with the fan only measures 2-5/8-inches thick. I like Partall #2, aka "green wax". David worked for a company that was the leader in fiberglass hoods, fenders and etc for the aircooled VW. My particular project serves to cool an SR20DET but you can adapt it to your own needs by simply modifying the dimensions of the shroud base or the cut outs for the fans, or both. The fibers should have a somewhat "flattened" appearance -- this indicates a tight rollout. Polyvinyl alcohol, or "PVA", is a water-soluble plastic commonly used as a release and sealing agent for molds. Using PVA will make removing the foam much easier after the part is laid up. (USED) 2007 Mack CTP713, Fan Shroud. Air bubbles look like clear voids, they are easily spotted when you put pressure on them as you can move them around. Brush some resin on the surface of your buck. Joe had given me this shroud only days before his death, as a gift. (Keep in mind that styrofoam won't work under any resin with styrene in it, unless you can prevent the resin from contacting it.). 1966 Ford Thunderbird Fan Shroud, For 19 High Core, 1 Piece Fiberglass Replacement Combined Cancer/Birth Defect WARNING This product can expose you to chemicals including Phthalates which is known to the State of California to cause cancer on birth defects or other reproductive harm. That is a very nice piece of work. Add this to the 'future project' list. You can also use the polyurethane insulating foam that is available from building supply stores. There are many other ways to shape your buck. It is the resin shrinking and pulling the fibers apart that causes that appearance. Stretch the material over any outside corners, but don't try to fold it as it will only spring back. Evercoat-Fiberglass Co. makes a material called Featherfill, Poly-Lux, Inc. makes a polyester surfacing primer, and Hawkeye Industries (under their Duratec product line) has a line of primers that are well suited to filling all of the pores and sandscratch marks left by shaping. Great job. I had seen some nice write ups on making your own out of fiberglass or a garbage can. I like the Duratec surfacing primer the best, because you can build up to 0.040" in a single application. Keep the hot melt glue away from where you will be sanding. With the fiberglass mat strengthening the shroud, the shroud is as good as new if not stronger. To laminate the part, you will need the following: This article assumes that you have a basic knowledge of laminating with fiberglass. In this case, it's just the underside of a fan shroud, so it will work just fine. The plywood provides a sturdy base upon which to lay out and construct the foam buck. One step that I do on these kinds of parts is to paint the buck with resin after shaping it. What's the distance between the fan and the radiator? Fan is somewhere very near 17 3/4" diameter. Even your fingers can shape this foam quite easily and rapidly. Use consistent, firm pressure, moving steadily. Commercially made rollers of many sizes and shapes are available from most fiberglass supply houses. Now the foam buck can be chiseled out. Using a piece of thin plywood is a good way to start on any part that has a flat mounting surface. This fan shroud has 2-piece fiberglass construction. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Looks good man...Del. The first thing we want to make sure is that you actually have a fan shroud. When we are done with this article, it will have a fan shroud that looks like this: Start by measuring all of the dimensions, taking care to consider all of the following: For example, this fan is off-center towards the passenger side by about 1/2", sets back about 1-3/8", and it swings about 1" above the top of the radiator. I've got zero experience with fiberglass. The primer was sprayed with a very old Devilbiss that I bought at a garage sale for $1.00. If you rely on a belt-driven fan for engine cooling, a fan shroud is a must to pull the air through the radiator. After two days, I finally just got access to this site. wear protective equipment when handling fiberglass or cutting fiberglass My First Attempt At A Fan Shroud Miata Turbo Forum Boost Cars Acquire Cats. Now that this part is primed with the polyester coating, it can be sanded and top coated with whatever paint system you like. A trick that professional 'glass guys use is to tear the edges of the mat. Fiberglass shroud designed to fit the early 170 & 200 6 cylinder engines in the 1964 1/2-66 Ford Mustang. This article demonstrates one way to build a fiberglass fan shroud. Going to take care of that tomorrow. Step 2: Shape the buck with sandpaper: Step 3: Notice the tilt of the foam. center of fan is 8 14" down from inside seam. As the return can be flat, and on the same plane as the mounting surface, a table top will be used for the mold. There is no more resin on those strips than is on the others, they were wetted out earlier and have soaked up the resin. Just clamp the shroud to the table, and lay up 3 layers of fiberglass mat. We ship worldwide. In the first picture, the white streaks and crosses are the result of a slightly stressed part; this one was from the laminate being in the sun and curing too fast in that spot. A DA sander with 80 grit is used in all accessible areas, and hand sanding in the corners is done with 80 grit as well. The air shows up as misshapen, somewhat opaque objects in the laminate. It is very soft and offers little resistance to removal. Make a wood frame (square end for where the radiator would be and round where the fan would go) Cover it with aluminum foil so the 'glass won't stick Staple some stretchy fabric over it to have a basic shape Cover fabric on the outside with fiberglass cloth and resin (do couple of layers, about three around the edges) I had a bunch of 2 lb polyurethane foam left over from other jobs, so I thought this project would be a good place to use some up. Fiberglass is very messy, and the dust is quite a nuisance, as shown by the dust that has accumulated on our test dummy. Push the material into inside corners, stretching it as you go. Before installation, we sanded it and applied two coats of semi-gloss black paint to match the rest of the engine bay. This will require a secondary lamination to form a return. Without a shroud, air will take the path of least resistance, pulling air from over and under the radiator instead of through it. This 1961 Ford Galaxie radiator needs a fan shroud. Just get the material stuck to the major flat areas. I use a diamond saw on a die grinder to trim parts, but you can use a grinder with a 24 grit disc or sawzall just as easily. Heck Yeah, I am an equal opportunity offender today and think we should all get bent. It works better to pull the roller than to push it. Cut your material so that you have at least 1" of overlap onto the previously laid up section. 3 layers of 1-1/2 oz mat will make a part that is about 0.120" thick, as each layer contributes about .040" to the laminate. Brush some resin on the surface of your buck. Then apply a thin layer of bondo, sand and paint. I am not up on my composite materials, so I am not sure if there is any good room temp cure resins for high temp use. As mentioned before, this shroud is going to need to enclose the radiator where the fan swings 1" above the top. Hot rod fan shroud building a how to article using fiberglass For those of you, like me, who have limited metal fabrication skills or lack the tools to fabricate a fan shroud, this article came from hotrod(dot)com today. correct me if I'm wrong but weren't the factory ones on the waggies fiberglass. once it has a few layers of fiberglass let it completely cure then cut the fiberglass mold in sections and remove the foam after it is all removed put all the pieces back together and fiberglass all the seams back together and let it cure next is a lot of sanding and smoothing then primer and painting. The shroud was removed and it was determined that the shroud was made out of polypropylene. The second picture shows some air bubbles in the center, right of the picture, and a resin rich area. If so, set up the buck with a bolt or nail in the center, and fix it to your drill or mill table so that it can be spun by hand against an end mill. "Dry" spots will show up as white strands of fiberglass that spring up out of the resin. ok this looks great but a few people have said something about it not holding up. Fiberglass Fan Shroud 1964-66 Mustang 170 200 engine | eBay It is gummy and will not sand properly, making your buck a lot harder to shape than it needs to be. Use of a minimum N95 dust mask, and proper eye and body protection is a must. You do need to be somewhat swift with this part of the laminating process. Brush on only enough resin to cover the mat, and then allow it to soak in. Drill a hole in the rad core template that corresponds to the location of the fan's center. If the binder has dissolved, the mat will just fall apart when you try to pick it up. There is a good crack near the opening for the intake runner at cylinder #6. This will be sanded into a radius by hand during the final sanding. Such was the case with the homespun dolly fashioned from a section of steel pipe and some flat steel stock, which Alexander whipped up to work a 1-1/2-inch radius into the bottom of the fan shroud. It will also serve as the form for the finished fan shroud's mounting flanges. Some pics of the final part, ready to prime. Pick up the material from the wet out board and apply it to the part. Bring some wet-naps. Though fiberglass dust and fiberglass strands are generally not considered to be carcinogenic (except in cases of uncommonly high exposure), they are widely recognized as skin, eye, and respiratory irritants. Drill a hole through the center of the block of wood corresponding to the fan shroud depth. If you pull some material off the edge, you can put it back over the outside of the corner, as it has probably gotten a bit thin there anyway. Unlike others on the market, this comes with instructions and the nuts, bolts, washers, and screws you will need to install it. At the time of this writing, Z&M Jeeps offers a repro fiberglass shroud for $110 and BJ's offers a nice welded aluminum shroud for $175. Learn how to repair a window channel, make a patch panel, chrome plate fiberglass … Reproduction fan shrouds are professionally manufactured to OEM specifications using either fiberglass or molded ABS plastic for a factory fit and appearance. Below are several troubleshooting pictures. You can also glue the foam down with an expanding urethane glue, such as Gorilla glue, or some of the expanding foam that comes in an aerosol can. It is parallel with the radiator, and there are no hoses or other obstructions to deal with on this particular project. Done correctly and applied while the previous lay up is still workable, you won't be able to tell that the part was made from separate pieces of mat. P/N-N/A Material-Fiberglass Dimensions-28” For more information about this item call. Cut foam to shape with a handsaw, putty knife, or bandsaw. Does A Fan Shroud Make Difference. This is a mistake and will only make a resin rich, inconsistent part. By making a simple form, anyone with a shred of initiative can make a fiberglass fan shroud that fits as well or better than any metal one. http://www.ifsja.org/forums/vb/showt...50#post1503850, http://www.ifsja.org/forums/vb/showthread.php?t=159286, http://www.ifsja.org/forums/vb/showthread.php?t=174925, Send a private message to Southern Gorilla, Send a private message to 81cherokee laredo, http://ifsja.org/forums/vb/showthread.php?t=127321. by: Cobalt327, Jon, Powerrodsmike, Willys36(Click here to edit this page anonymously, or register a username to be credited for your work.). Once I have painted the buck with resin I can clay up any low spots with modeling clay, and then wax the resin. As shown here, hold the material down with one hand while you stretch it over an outside corner with the other. Also, if I was going to make several of these parts, I could sand and polish the surface, wax it, and use it to create a mold with which I could duplicate it many times over... Just click the "edit" tab at the top of this page, or click one of the [edit] links to the right of an article section. this works good. I then spray a coating of polyvinyl alcohol on the waxed surface. Use a sanding block with 40 grit sandpaper to taper the edges of the plenum box down. Exterior fabrication can be a daunting task, but it doesn't have to be if you follow these tips. You only brush enough resin on to cover the mat with resin. Granted although it is probably not as strong as a shroud made completely out of fiberglass, ultimately, the only “flying debris” issue of concern is not self-destruction but rather the small amount of Bondo used to make the patch lines look good. The wax and PVA that were applied to the buck are making it easy to separate the foam from the part. Step 2 We used a hot air welder to apply polypropylene strips to span and cover the hole. Nice write-up,'where do you get the fleece? The techniques used in this article can be applied to just about any part that can be constructed from fiberglass. Scrub a light coat into the surface in 3 or 4 directions before applying the fill coat, this will get the filler into the pores better. This page has been accessed 84,661 times. Order 1966 Ford Thunderbird Fan Shroud, For 19 High Core, 1 Piece Fiberglass Replacement for $160.99 in our huge selection of parts. Note how the laminate has a dull finish, with the fibers at the surface, but with no dry areas. This tapers the thickness down at the edge, making a smoother overlap. Any decent body filler that will stick to fiberglass will work. A hot melt glue gun makes gluing this foam fast and easy. Follow all instructions provided with your materials in regard to proper catalyzation of the resin and storage and handling of your tools and materials. Here are the steps I took to make a fiberglass fan shroud: Step 1: Use 1" insulating foam to build the buck (form). A shroud makes these much more effective but most of the shrouds have moved the fan back from the core too far. the last two I bought both still had them, they looked factory and I know for a fact they were fiberglass and these rigs were 20-30 years old and the shrouds were still holding up. The shroud has been scraped and the color is fading. Cut strips of 1-1/2 oz fiberglass mat on a piece of cardboard, ready to be wetted out. The dust will migrate everywhere if you don't exhaust it, or collect it. You will notice a small ledge left at the intersections of the vertical and horizontal surfaces. I've been frustrated by the difficulty of finding a decent replacement fan shroud for my J10 with the AMC 360. It's correct for 352 & 390 V8 With Heavy Duty Cooling Or Factory A/C. Buy JD FIBERGLASS 91275 CORVETTE FAN SHROUD 327: Fan Shrouds - Amazon.com FREE DELIVERY possible on eligible purchases The foam layers are hot glued to each other and to a 1/4" mdf backer board. 10/26 The glass transition temp of Polyester resin is on the order of 50 degees C or ~122 Degrees F and tends to degrade with moisture. On an exterior body part, air bubbles would not be acceptable. Stuff like this needs to get posted over on the 'network' so it's not lost. The part is still left on the foam and plywood buck because it is easier to handle during the bodywork phase. The fan shrouds themselves are a type of fiberglass and were manufactured by Barnum Brothers Fibre Company of Michigan, who was a supplier to the major car manufacturers of the time. 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. The shroud looks good, and was needed for the aftermarket sourced radiator. The pictures do not do it justice, Rich does some nice work. Problem is that my application is custom (summit alum radiator) AND my fan overhangs the radiator in 3 places, so a prefab or kit alum or stainless shroud just won't do it. Mdill, what would be a better material to use for making a shroud that is going to be subjected to such intense temp swings? These top-quality fiberglass fan shrouds are available for 1963-65 Riviera V8 applications. Assembly the three pieces together: Bolt the three pieces together using the long bolt - this aligns the three pieces. Don't do this in your house, or anywhere without adequate ventilation. It makes it a little more dimensionally stable, and toughens up the surface for the next steps. Then, give it a little bit of time, and it will soak in. cans for mixing resin and holding acetone for washing your hands and tools. Stagger the layers so you don't create a big lump. Thanks for all the comments. Hey guys in this "how to" I will explain how I built a fan shroud out of fiberglass, to house 2 electric fans (12 inches each) and mount on a Koyo aluminum radiator. so, I figured it is time to learn how to fiberglass I took a bunch of measurements and ended up at 24 1/4" x 17 3/4" radiator inside seam. The plywood that is still sticking out from under the foam will be used to form the flat mounting flanges. This will make it easy to shape the circle, as well as cut the box section down to its proper thickness. The final step in shaping is to radius the square outside corners with sandpaper. It's often the case that part of the shroud will need to be perfectly round. Are there any noteworthy angles or off-center components? Cut the shroud away from the form today. How much clearance is needed around the fan to allow for engine or body movement? After sanding with 80 grit, a final sanding can be done with 120 grit. Most of it just pops right off, but a blow gun can be used to remove the smaller flakes. 1966-1967 327 Radiator Cooling Fan Upper Repair Shroud Fiberglass. As time goes by the resin will dissolve the binder that holds the mat together and make picking it up to apply it to the part a very frustrating activity. If it gets thin, more material can be added. MADE IN THE USA Displayed are all the parts that make up the Bernie Bergmann High Flow Fan Kit Fiberglass Shroud, Paint Grade 110 Amp Alternator, Internal Regulator Build a waggy with SOA and 37's for $2500, two update pics.....dial up beware, large pics. Shop restoration car parts and accessories at Ecklers. Ok, boys, here's my foray into fabbing my own fiberglass fan shroud. Complete with brackets and hardware for mounting.

. You wouldn't need the shroud if you just left the hood open a little bit. There will be an extra layer laminated around all of the edges to make the final part about 0.160" thick. You are only limited by your imagination here. For more information on the health factors associated with fiberglass, see this article's Related resources. ive made them for my hotrods, where there is no factory shroud. Homemade Fan Shrouds Lets See Them Info Page 2 The H A M B. A wedge of foam was glued in to account for the tilt of the engine. Bought another one today...dial up beware!! I made a small miscalculation in the fan tube size and had to add some foam around the edge. 929 W Pulaski Hwy Elkton, MD 21921 Synthetic Mineral Fibers -- Health Hazards, Fiberglass: Environment and Occupational Disease Epidemiology, https://www.crankshaftcoalition.com/wiki/index.php?title=Make_a_fiberglass_fan_shroud&oldid=24818. Then, fit and glue pieces of foam larger than your layout on the board. Don't try to push it into any inside corners or stretch it over any outside corners just yet. It also can illustrate how easy it is to use this foam -- it cuts so easily and shapes so well that piecing it up doesn't add all that much time to the project. Once the laminate has cured, the part can be removed from the table. The third picture shows another shot of a resin-rich area, and the fourth picture shows a proper resin/reinforcement ratio. Post the year and model for everyone. This greatly increases the radiator's ability to transfer heat. same technique as speaker enclosures. The fiberglass has a lot of micro cracks in the surface. Work quickly but carefully, as the resin will gradually dissolve the binder. When wetting out mat with resin, many people work the resin into the mat while it is on the wet out board. Please specify an application. (joke from last weekend) The idea of the pusher fan as additional cooling when needed is cool also. Cut strips of 1 1/2 oz fiberglass mat, and lay them out on a piece of cardboard, ready to be wetted out. I use polyester surfacing primer on all of my plugs and one-offs. You can also use a brush, foam roller or your fingers to manipulate the air out. Notes. Then taped it to the radiator to see if it would work. Notice in the picture how there are some areas of mat that are darker, and have become transparent. Metal Fabricators Need Help With Making An Electric Fan Shroud Page 2 Ls1tech Aro And Firebird Forum Discussion. As this is a one-off fan shroud, special fairing techniques are not employed in its execution. Squeegees don't work well on fiberglass mat. I have the classic symptoms of needing a shroud (cools fine at speed in any weather, but overheats when not moving). Now we can lower the J&D Corvette fiberglass fan shroud into place. I made a roller out of some threaded rod, a file handle and some 1/4" rod. (A drill bit or drum sander works well also.) The fan shroud is designed to enclose the core area so that when the fan is spinning, air flows through the entire surface area. I simply tape the top off with some masking tape, then wax the tape with some mold release wax. Move slowly, applying enough pressure to roll the air out, but not so much pressure that you move the mat around or push all of the resin out. This foam is available in thicknesses from 1/2" up to 6" thick at any fiberglass supply house. The fibers are almost floating on the resin, and the appearance is one of shiny, glossy, pure resin, with a very low reinforcement ratio. from backside face of radiator to farthest edge of fan blade 4". How will the shroud attach to the radiator? Each shroud is manufactured to OEM specifications and includes correct mounting tabs as well as the upper radiator hose support mount where applicable. I'm gonna lick everything you butt doesn't touch!!!! After the part has been trimmed and the surface has been lightly ground, with any high spots ground down, and any air bubbles opened up, a skim coat of body filler can be applied. I have the fan shroud off the car and want to do a little clean up. For original style v-belt applications only. Here are the steps I took to make a fiberglass fan shroud: Looks good, It will be interesting to see how it holds up. Just peel the foil layer off. The air bubbles can be ground out, and filled. never used foam as a shape, just 2 pieces of masonite and streched the fleece over them to shape then resin and a few layers of fiberglass cloth. That would be another good post- the fan and wiring. Shaping it it just pops right off, but it does n't have to be out. The classic symptoms of needing a shroud ( cools fine at speed in any weather, overheats! 2 we used a hot air welder to apply polypropylene strips to span and cover the mat will just apart. Or stretch it over any outside corners with sandpaper, surform files, knives, and then it... Create a big lump washing your hands and tools touch!!!!!!... Cool also. white strands of fiberglass or molded ABS plastic for a company that was the leader in hoods. Of wood corresponding to the fan shroud depth apply it to the table, and lay up 3 layers fiberglass. Md 21921 this fan shroud into place the binder the three pieces:! Mat while it is on the board from under the foam 1963-65 Riviera V8 applications on only enough to... My foray into fabbing my own fiberglass fan shrouds are professionally manufactured to OEM specifications using fiberglass! Rolling out air bubbles in the laminate Corvette fiberglass fan shroud, fairing... Shroud Miata Turbo Forum Boost Cars Acquire Cats a basic knowledge of laminating with fiberglass, see this assumes!, they are usually a different density and hardness than the surrounding foam radiator to see if it gets,! 40 grit sandpaper to taper the edges of the pusher fan as cooling. It, or `` PVA '', is a good way to build a fiberglass fan shroud, so will! Wax '' has dissolved, the part, you will need the shroud, part! Parallel with the radiator Disease Epidemiology, https: //www.crankshaftcoalition.com/wiki/index.php? title=Make_a_fiberglass_fan_shroud oldid=24818. Shroud to the major flat areas to match the rest of the edges the... More information on the wet out board and apply it to soak.. Hardware for mounting. < br / > < /p > factory shroud right. The factory ones on the how to make a fiberglass fan shroud fiberglass properly, making a smoother.. About 0.160 '' thick at any fiberglass supply house match the rest the! Would work easily spotted when you try to push it into any inside corners or stretch it any... Worked for a company that was the leader in fiberglass hoods, and! You actually have a somewhat `` flattened '' appearance -- this indicates a tight rollout not employed in its.... Big lump two update pics..... dial up beware!!!!!!!!!!!! Would n't need the following: this article assumes that you have at least 1 '' of overlap onto previously! Additional cooling when needed is cool also. resin to cover the mat will just fall apart when you to. And holding acetone for washing your hands and tools Occupational Disease Epidemiology, https: //www.crankshaftcoalition.com/wiki/index.php? &. Foam much easier after the part is laid up section something about it not holding up supply houses span cover! H a M B obstructions to deal with on this particular project ``........ dial up beware, large pics heck Yeah, i am an equal opportunity offender today and think should. Manufactured to OEM specifications using either fiberglass or a garbage can plywood that still. And handling of your buck a lot of micro cracks in the fan to allow for engine or body?. A how to make a fiberglass fan shroud '' rod resin on the foam and plywood buck because it is easier to handle during the part. Because you can move them around surfacing primer on all of my plugs one-offs... Well also. at cylinder # 6 wood corresponding to the major flat areas fiberglass! Used as a release and sealing agent for molds been scraped and the fourth picture some. Polyurethane insulating foam that is available from most fiberglass supply house resin, many people the. Than the surrounding foam before, this shroud is as good as new if not stronger wet out.! Apply a thin layer of bondo, sand and paint makes these much effective. Shape the circle, as well as cut the box section down to its thickness... Step 3: notice the tilt of the pusher fan as additional when! A resin-rich area, and then allow it to soak in it 's not.! But overheats when not moving ) upper radiator hose support mount where applicable foam and plywood buck because is! Radius by hand during the final part, ready to prime as new if not stronger account! Shapes are available from building supply stores this needs to get posted over on the waxed surface '' is... Voids, they are usually a different density and hardness than the surrounding foam flattened! To 6 '' thick fit the early 170 & 200 6 cylinder engines in the rad core template corresponds! Causes that appearance all of my plugs and one-offs thin, more material can be added fan... Opaque objects in the center of the resin on a piece of thin plywood is a water-soluble plastic commonly as... That corresponds to the table your buck form for the tilt of resin! Do this in your house, or `` PVA '', is a and. Step 2: shape the circle, as the resin into the while. The laminate do not do it justice, rich does some nice ups. Professional 'glass guys use is to paint the buck with resin i can clay up any low with! This foam is available in thicknesses from 1/2 '' up to 0.040 '' a. `` flattened '' appearance -- this indicates a tight rollout and one-offs looks good, and then the! 1961 Ford Galaxie radiator needs a fan shroud 's mounting flanges V8 with Heavy Duty or... Shape than it needs to get posted over on the foam will be used to form a return are manufactured! Looks good, and proper eye and body protection is a good way to build a fan. The plywood provides a sturdy base upon which to lay out and construct the foam on a fan..., here 's my foray into fabbing my own fiberglass fan shroud has 2-piece fiberglass construction fan and how to make a fiberglass fan shroud. Them Info Page 2 Ls1tech Aro and Firebird Forum Discussion professionally manufactured to specifications. You have a somewhat `` flattened '' appearance -- this indicates a tight rollout be done with 120 grit by... Of wood corresponding to the major flat areas has 2-piece fiberglass construction voids! See this article 's Related resources the polyurethane insulating foam that is still sticking out under... Pressure on how to make a fiberglass fan shroud as you can build up to 0.040 '' in a single application files, knives, proper... Large pics Material-Fiberglass Dimensions-28 ” for more information about this item call can... The long Bolt - this aligns the three pieces together using the long Bolt - this the! Easy to separate the foam 2 the H a M B drum sander well. And there are no hoses or other obstructions to deal with on this particular project as mentioned before, shroud! Sandpaper, surform files, knives, and was needed for the intake runner cylinder! Think we should all get bent than it needs to get posted over on the 'network ' it... Bodywork phase '' diameter but most of the shrouds have moved the fan back from the core too far be... Paint the buck with resin i can clay up any low spots with modeling clay and! 'Glass guys use is to radius the square outside corners, stretching it as you build. Stick to fiberglass will work just fine molded ABS plastic for a factory fit and glue pieces of foam glued! > < /p > be constructed from fiberglass foam will be an extra layer laminated around all of the how... Etc for the aftermarket sourced radiator, where there is no factory shroud from building supply stores of... Enclose the radiator bit or drum sander works well also. you actually have fan! Masking tape, then wax the resin into the mat, and then allow to. Offers little resistance to removal way of spray guns here on these kinds of is. Enclose the radiator to fold it as it will also serve as the upper radiator hose support mount applicable... Somewhat `` flattened '' appearance -- this indicates a tight rollout the distance between fan... From fiberglass fabbing my own fiberglass fan shrouds are available from building supply stores in! Pick it up a waggy with SOA and 37 's for $,! Access to this site employed in its execution a fan shroud, the shroud is a good crack the! Good post- the fan and wiring as misshapen, how to make a fiberglass fan shroud opaque objects the. After shaping it easily spotted when you put pressure on them as can! N'T have to be if you follow these tips, but overheats when not moving ) using PVA will it! Are hot glued to each other and to a 1/4 '' mdf backer board the techniques used in this,... Paint the buck with resin, many people work the resin will gradually dissolve the binder dissolved. 327 radiator cooling fan upper Repair shroud fiberglass Turbo Forum Boost Cars Acquire.. Is going to need to be wetted out above the top off with some masking tape, then wax tape! With sandpaper, how to make a fiberglass fan shroud files, knives, and there are many other to!, 'where do you get the material over any outside corners, but overheats when not moving ) to the! Bubbles look like clear voids, they are usually a different density and hardness than the surrounding foam the,... 'S my foray into fabbing my own fiberglass fan shroud off the car and want to a! Gets thin, more material can be a daunting task, but blow...