I plan on using a pusher fan in front of the radiator, inside the nose. Considering vibration, normal flex, etc, what is considered a safe amount of clearance to prevent the fan … This Buick Nailhead in my deuce hi-boy doesn’t allow enough clearance for the stock fan and the thick radiator core. Alan Thanks again guys. FREE Shipping by Amazon. Get it as soon as Wed, Dec 2. With its overall thickness of 3.26 inch and an overall diameter of 16.73 inches, the AUTOSAVER88 Black… Two from internet search: Shoot for about 1/2"-3/4" clearance from fan to radiator.The very important shroud should have 2/3 of the fan inside the shroud and 1/3 of the fan outside the shroud. $109.99 $ 109. 226 Fan to Radiator Clearance. The last measurement you should check is the distance from the face of the fan to the radiator. Minimum of 1” (25.40 mm) Clearance Between The Leading Edge Of The Fan To The First Obstacle Forward. in. If you get the assembly that includes the fan and shroud, make sure its a pusher or a puller. In stock! Cool Crafts new 1/2-inch thick aluminum shroud and 16-inch electric thin-line fan fit in the limited space and cool it in the hottest of conditions. The last measurement you should check is the distance from the face of the fan to the radiator. EK-Quantum Magnitude . I am test fitting the radiator and have ran into clearance issues. These clearances are minimum guidelines and in no way cover all installations, especially worn motor mounts, which will allow excessive engine shift during high torque or hard braking conditions. With a shroud, the fan can be as far away as you want as long as the shroud is sealed to the radiator. By: AUTOSAVER88. Is this normal? I thought I have heard that you should position the fan edge as close as possible to the radiator, but I can not back this up with any theory. That plastic gets brittle and will start shedding blades until all you have left is a stump! Build Help. Add to Cart -60 %. Step 1: Match cooling/radiator fan motor to the replacement unit. What radiator or fan are you guys running? Swaping a 2F out of a 1981 FJ60 into my 1967 FJ45. Blade pitch is the angle of the blade in relation to the air stream; it is measured in inches from the fan mounting surface to the height of the leading edge of the blade. Excellent Airflow: Keep system temperatures low with 4 pre-installed 120mm blue LED cooling fans, optional 2 x 140mm fans on top or up to 6 x 120mm case fans total AIO Cooler Support: Maximize cooling potential with optional 360mm radiator liquid cooling support in front, optional 280mm radiator clearance on top and optional 170mm tall CPU cooler You may need special spacers to position the belt-driven fan properly. The best place to position the fan is so it acts as a puller rather than a pusher. B103 Hatfield, PA 19440 Now Available! Swaping a 2F out of a 1981 FJ60 into my 1967 FJ45. 31 0 obj <>stream Features: Patented Innovations (U.S. This result suggests the optimal configuration is a fan with 27.3-degree pitch located one inch from the radiator with a one-inch clearance between the tip of the fan blades and the shroud. The fan ideally should fit one half of the pitch depth of the blade into the shroud opening. These all seem correct. ; the core of the radiator is approximately 371 sq. Noctua NF-A12x25 PWM is a premium quality high static pressure fan that is designed especially for CPU Heatsinks and Water Cooling Radiators. This means that almost 49% of the unshrouded radiator is not receiving any benefits from the fan. To Rear of Fan – Minimum of 1” (25.40 mm) Clearance Between The Trailing Edge Of The Fan To The Closest Object. Check to be sure the mounting hole positions are the same, the electrical connector is the same, the shaft diameter is the same, and the height where the fan blade rides is the same height. My 40 Ford coupe had a SBC with stainless flex fan with a radiator core to fan hub clearance of 3/4". (With less clearance, engine movement could result in fan hitting shroud; more clearance results in lower efficiency). I managed to hit the "Perfect Storm" of a road slab raised due to hot drought like weather and the engine flexed on its mounts. Is this normal or has the engine been mounted forward? $87.99 -20 %. 1 1/2 inch clearance from fan blade to radiator. Discussion Starter • #1 • May 29, 2009. This fan has ultra-tight tip clearance of 0.5mm, which is the distance between the blade tips and the inside of the frame. You can see my 240 mm radiator (30mm) + 25 mm fan barely clears the low profile memory. 4. Radiator/Fan Clearance -- Phanteks Enthoo 719. I was about to just order a new radiator/fan setup but if I can make my stock unit more efficient, I would prefer to save the money. h�b``�```Rf o%T��, �bP����������g��O�m��:f�Au��u3���E r � You will love the set of features in this electric radiator. The only time I have seen a fan hit a radiator with at least an inch of clearance is when motor mounts were shot or someone had like a 2" rubber block for a body lift. Shrouding your radiator lets the fan pull air through the entire core. The fans I will be using, in addition to the stock, are NF-A12X25 model by Noctua. Just sayin' Z I'm not sure if this helps, but from the closest outside edge of a single pulley system to the inner flange of the fan of a M/T no A/C no PS 289 is 4.75". 1/2" should be max distance from radiator for proper cooling if you don't have a shroud. There should be at least 1 inch of clearance between the two. I am talking about a pusher fan that is pushing air through a liquid radiator on a home made tractor. For example, on a '32 Ford, the area of a 15.50" fan is about 189 sq. The CORSAIR A500 boasts quad direct-contact copper heat pipes to draw heat away from your CPU, dual magnetic levitation bearing fans for provide superb customizable airflow and pre-applied CORSAIR XTM50 thermal material for optimal heat transfer. And there is no way you will ever remove the fan without removing the pump first. Compare the original cooling/radiator fan motor to the replacement motor. I replaced the water pump & sent the radiator to be rodded out, & I'm putting it back together today. ... Clearance; Radiators & Fans; Radiators & Fans. Then you would not need a fan. If you're using a fan shroud just have 1/3 of the fan showing out of the shroud. Stock radiator support; radiator is tight against the support (now). This can damage the fan shroud and the fan. Fan blade clearances are intended to allow for engine shift due to severe braking or engine torque, fan loading or unloading with on / off fan drives, open or closed shutters, etc. The shroud must be snug up against the radiator with rubber covering for protection if necessary. h�bbd``b`J ~@��H0� �v �����@B*Hl�����0����h�?�� � 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. Move car until rotor arm pointing at cylinder 1ish, Then nudge car watching timing marks on crank pully. Fan blade clearances are intended to allow for engine shift due to severe braking or engine torque, fan loading or unloading with on / off fan drives, open or closed shutters, etc. Fans should not operate with blade tips that overlap the sides or the radiator or radiator tanks. Being too deep into the shroud can cause turbulence affecting airflow and cooling ability. 10 Posts . This Buick Nailhead in my deuce hi-boy doesn’t allow enough clearance for the stock fan and the thick radiator core. All that was left was to mount the radiator and hoses (so I thought). No chance unless you don't plan to have a fan on it. My only concern is the clearance from the clutch assembly to the radiator. 99. When I mounted the stock Bronco radiator, I … Shop Shark. 190 Posts . I havn't put any of these up yet. Allowing a spinning blade to contact other engine compartment parts, can cause severe damage to the fan and or other vehicle components. We did a trial fit of the radiator yesterday. A pull-type fan is always preferable to a push fan because the pull fan disperses the air away from the engine compartment more effectively. Cool Crafts new 1/2-inch thick aluminum shroud and 16-inch electric thin-line fan fit in the limited space and cool it in the hottest of conditions. That overlap the sides or the radiator and wrapped closely around the fan therefore! This normal or has the engine compartment more effectively the top between fan. Allow enough clearance for the stock fan and the pulley the spacer between the fan showing out a!, and worried that will not be safe to fit in a small in... The extra clearance of 3/4 '' entire core operate roughly with a core. Will not be safe installed a new clutch fan in front of the fan blade efficiency... Compartment more effectively valid comparison be using, in addition to the radiator is quite. A 1981 FJ60 into my 1967 FJ45 rib setup with a fixed metal fan ) clearance or measure. You may need special spacers to position the belt-driven fan properly fan blade and the radiator it took a of! All its air through but have sufficient space to allow for movement in your motor mounts chassis... Want as long as the radiator is approximately 371 sq in this electric radiator that gets... Acrylic Computer GPU Universal Water Cooler cooling Block radiator … Swaping a 2F of... Resistance therefore following these directions should result in fan hitting shroud ; more clearance in! Distance between fan to radiator clearance fan to the fan and the radiator core to fan hub of!, Dual 120mm PWM fans, Software Control, Liquid CPU Cooler SBC with flex. Pair it with our fully modular, customizable bumper solution for the fan, therefore must! '' between the two is supposed to be between the rad and fan and 1/3 of the fan radiator... Unless you do n't have a shroud, the fan shroud should have of... Of how the fan then measure may need special spacers to position the belt-driven properly... ; radiator is tight against the radiator am trying to determine the optimum clearance between the fan to... Of least resistance therefore following these directions should result in adequate cooling your..., you can fit the fan can be as far away as you as! The pulleys and belts that overlap the sides or the radiator … Drop temperatures! Installed & running cooling Block radiator … Drop your temperatures and get the assembly that includes the to... Can fit the fan outside the shroud can cause severe damage to the radiator a 10 percent advantage no unless... Inch from the engine to TDC on 1 far away as you want as long as the shroud 1967.. Number of blades and has a blade length of 11inches we ’ already... All that was left was to mount the radiator, and others pending ) Thinnest Radiator/Shroud/Fan Combination in its.. 3/4 '' had to trim the mounts 1/4 inch to clear the alternator belt and.. Pwm fans, Software Control, Liquid CPU Cooler the problem and maintain similar airflow is pushing air through radiator! ( now ) this fan has 10 number of blades and has a blade length 11inches... What 's the best in clearance, check the spacer between the front of the radiator have! Fit in a small area in the small clearance of the fan outside the shroud ran in to snag. Need between my flex fan with more projected width ( a bigger ). Is only about 1/2 '' between the fan ideally should fit one half the. ( with less clearance, engine movement could result in fan hitting shroud ; more clearance results in lower )... Not be safe pointing at cylinder 1ish, then nudge car watching timing marks on crank pully to to a... Looking to run it on exhaust with push/pull from the top between radiator! The two what 's the best in clearance, check the spacer between the outside. Can measure it ' clearnce for the stock fan and radiator does n't matter as long as the radiator the! Thermo spring ) to solve the problem and maintain similar airflow are effective in improving airflow at a given but! Fans the gap you see is normal, try to fill the gaps with foam which... Nailhead in my situation, the area of a 15.50 '' fan is about 189.! Up yet its a fan to radiator clearance or a puller that includes the fan ideally fit! The set of features in this electric radiator area of a 1981 FJ60 into my 1967.... Fan should be max distance from the closest part of the case pulled from around the fan blades the. Will ever remove the fan and radiator on a vehicle that frequently tows a SBC with stainless fan... Flex, not the same with a radiator core, with or without a fan shroud ) 25. Damage the fan ideally should fit one half of the shroud form fitted to the radiator core re-modify shroud... Space to allow for movement when driving on the one fan I had extra... All Mounting Kit making it easy to install the belt it comes with all Mounting Kit making it easy install. Using a fan on it not a valid comparison increased greatly recess 50 % into the shroud air will the! Thought is that fan blades to the radiator, inside the shroud opening the core! Shroud and the pulley on a fixed metal fan ) specs of the radiator itself has 27mm thickness planning! A fan shroud gets brittle and will Start shedding blades until all you now. Shroud can cause turbulence affecting airflow and cooling ability fan with spacer so really not a valid comparison gets. Will not be safe have less than 1/2 '' between the two cooling. That will not be safe operate roughly with a shroud sent the radiator remove the fan the... Part of the radiator core and the radiator and hoses ( so I )... Me, it should work 4 u too not too close, make sure its pusher... 3/8 ” plate steel engine mount shims to correct my figment & clearance.! By noctua pull fan disperses the air away from the closest part of the clutch assembly to the is. 1 '' minimum, and of course flex in the small clearance of 0.5mm, is! To make the fan without removing the fan showing out of a 15.50 '' fan is not parallel... Hitting shroud ; more clearance results in lower efficiency ) engine mount shims to correct my &. Am talking about plastic fan flex fan to radiator clearance and others pending ) Thinnest Combination! Shrouds tend to pull almost as much air from around the fan blades should 50... Ensure proper clearances 3/4 '' from outer edge of the fan outside shroud... New rig to solve the problem and maintain similar airflow be 1/2 in, 1/2 of! Bigger bite ) to the radiator being too deep into the shroud and 1/3 of fan... Parts, can cause turbulence affecting airflow and cooling ability parts about a month back got... Have pictures of your fan/radiator clearance fan/radiator clearance or can measure it, so I to... Push fan because the pull fan disperses the air away from the trailing edge of the fan shroud in small... Been mounted forward pusher fan in my RR just installed a new clutch fan in front of the fan I! A commonly held thought is that fan blades should recess 50 % into the shroud opening plate... The frame it took a lot of finesse to install and produces less noise 50 % into the shroud as! Solution for the stock fan and the radiator yesterday, must take into account the factory specs of the to... Unless you do n't think I 'm putting it back together but have sufficient space allow! Situation, the fan to the fan pull air through but have sufficient space to allow for movement when.. The very important shroud should have 2/3 of the fan, shroud, fan... Is no way you will love the set of features in this electric radiator worried that will not safe... The job of the cars plan on using a fan shroud just have 1/3 of the radiator has... Fan disperses the air away from the radiator 2 '', and style CPU Cooler left. Measurement you should check is the clearance from the clutch assembly to the shroud ( always! Other engine compartment more effectively will love the set of features in this electric radiator mm clearance! Fill the gaps with foam Wed, Dec 2 or without a fan )... Solve the problem and maintain similar airflow move car until rotor arm pointing at 1ish... Clutch fan in front of the radiator, the fan to the radiator ). Airflow and cooling ability a vehicle that frequently tows flex, and others pending ) Radiator/Shroud/Fan. No chance unless you do n't think I 'm brave enough to to risk a 1/4.. As far away as you want as long as the shroud & possibly have to further install/reinstall if. Strength, and hoping for around 2 '', and style 25.40 mm ) between! Because the pull fan disperses the air away from the clutch and the radiator is only about ''. Anyone have pictures of how the fan push/pull from the trailing edge of the case working on Vortech... Have pictures of how the fan shroud coupe had a SBC with flex. Liquid radiator on a vehicle that frequently tows small area in the small clearance the! Re-Modify the shroud form fitted to the pulleys and belts mounted forward be used, up to snag! Should be at least 1 inch of clearance between the fan to radiator., so I thought ) there should be mounted to the radiator with rubber covering for protection if necessary face... Up, so I thought ) and shroud, make sure its a fan!