Write a review. - I recently changed out my fan clutch and installed a new Hayden fan clutch ($160). Part Number: HY2705 ... 1974 Buick LeSabre Luxus 8 Cyl 7.5L Standard Rotation Standard Duty Thermal Fan Clutch, Convertible, Standard Rotation Standard Duty Thermal Fan Clutch, Coupe, Standard Rotation Standard Duty Thermal Fan Clutch, Hardtop, Standard Rotation Standard Duty Thermal Fan Clutch, Sedan; 1975 Buick Apollo Base 8 Cyl 4.3L ; 1975 Buick Apollo SR 6 … More Buying Choices $82.34 (25 new offers) Hayden Automotive 2786 Premium Fan Clutch. Filter by Category . 84. It doesn't pull enough air at idle and the engine gets progressively hotter if the car is not moving. 5.0 out of 5 stars based on 5 product ratings . The clutch you need is the Hayden 2710 or 2711, the 2711 is what I use, the 2711 is .300" shorter - see PDF attached below. 0000036738 00000 n There’s nothing like a durable automobile part that is made in the USA, perfectly suited for the vehicles and the weather conditions. Must be new. I have used these on 55' Chevies and some 60's "f.e. " Total depth of my (knackered) original was 2 5/8" (67mm). 23 7. 0000038508 00000 n FREE Shipping by Amazon . Hayden now offers the most diverse coverage on fan clutches and transmission coolers in today's market place. 0001374664 00000 n 0000007236 00000 n SPECIFICATIONS: Clutch Disc Style: Clutch Type: Thermal Color: Raw Aluminum in Color Dia. 0000048247 00000 n 0000601628 00000 n Still need to buy that. Works great on all 60's Mopar 383, 426 and 440 engine applications where clearance is an issue. 0000047493 00000 n Hayden Automotive 2747 Premium Fan Clutch 4.5 out of 5 stars 56. Standard Rotation; Reverse Rotation; Fan Spacers; Fluid Coolers. $63.75. Rotation: Standard. 0000807604 00000 n The clutch is part number 2947 and Hayden Automotive can be contacted at www.haydenauto.com 0000002378 00000 n Fan Mount Height: 1.09". Finally, a real close replacement for the extinct Street hemi clutch fan. 0000033655 00000 n Hayden has recognized these challenges and has developed a solution with their low profile, heavy duty thermal fan clutch. 5 product ratings. Hayden fan clutch question User Name: Remember Me? Most of these are not originally for our GS cars. The 2786 Premium Fan clutch is an absolute beast that will keep your engines from blowing their lid off, even in peak summer months. Order Hayden Engine Cooling Fan Clutch, 2947, 2947 at Zoro.com. Hayden is one of the best ones that you can buy. Applications (when known) are posted to help source parts. Fan speed does not increase when engine is … Hayden Filter by Submodel . $15 Hayden 2947 Clutch New never used $40. The space between the water pump pulley and 4 core 22 inch brass copper radiator is almost 3 inches. Hayden Engine Cooling Fan Clutch P/N:2947. 0 Standard Rotation; Reverse Rotation; Fan Spacers; Fluid Coolers. 0000008711 00000 n Despite their popularity, they are one of the least understood cooling components. DROLDS84. 0000052758 00000 n Hayden Fan Clutch. Standard Rotation; Reverse Rotation; Fan Spacers; Fluid Coolers. Fan Clutch Hayden versus Four Seasons. Our vast selection is ready to be sent out today; place your order now! Performance add-ons easily push the power limits of engines beyond what stock cooling systems can handl Hayden Automotive. Free shipping. This is hopefully going on my BB 69' Dart. When disengaged, a fan clutch is designed to operate at 20 to 30 percent of the driven speed to help reduce the parasitic drain on the engine, increasing fuel economy. Fan Clutches & Fan Blades Fan Clutches: Fan Clutch Operation & Troubleshooting The Fan Clutch is a component of the cooling system that varies the fan speed to meet the cooling needs of the engine. %PDF-1.4 %���� Belts And Cooling Filter by Subcategory . 6.0L Power Stroke Diesel - Hayden fan clutch-DO NOT USE! I have a copper, 3-row radiator and this clutch/fan combo places the fan 1/2 in and 1/2 out of the shroud, which is the optimal placement, and the clutch sits about 1" from my radiator. Thats why I'm looking for a 19'' clutch fan to fit it instead of buying an incorrect shroud and a 772 fan blade. As some of you may already know, I'm working on the restoration of a 1987 Class A motorhome on the Chevrolet P30 chassis. A basic clutch fan works well for most applications. 308 7. Fan Clutch Fans. Cooling Fan, Clutch And Motor Showing: 1 - 4 of 4 Items. All the Hayden fan clutches are made to be used with the original fan blade. Post Jun 16, … Posted by Mike (Loveland, CO) / March 16, 2020 1969 Dodge Charger. Only 4 left in stock (more on the way). Hayden® 2705 Fan Clutch. 0000786556 00000 n The 2947 to replace the 2765: Expert Posts: 2495 Location: central Illinois: The topic of fan clutches has come up repeatedly and the current recommendation seems to be the Hayden 2765. - I recently changed out my fan clutch and installed a new Hayden fan clutch ($160). I have a 350 with short water pump, not AC or power anything, and I plan to use a the alternator bracket that puts the alternator on the driver side with the long curved bracket, so it has a stock look. Our engineering and marketing professionals develop new and improved components each year. I don't want direct drive fan and really don't want to use an electric fan either. 0001015818 00000 n DROLDS84. $63.99. As some of you may already know, I'm working on the restoration of a 1987 Class A motorhome on the Chevrolet P30 chassis. Please create a password for your account. Tips on performance, upgrades, cooling, fuel economy, troubleshooting and more. Only one clutch has short fan height, the Hayden 2765 at 1.09” which would put fan half in/half out on long water pump 455 cars. Great prices & free shipping on orders over USD50! I have used these on 55' Chevies and some 60's "f.e. " endstream endobj 133 0 obj <>/Filter/FlateDecode/Index[5 58]/Length 20/Size 63/Type/XRef/W[1 1 1]>>stream Only 4 left in stock (more on the way). 0000001736 00000 n Get it as soon as Tue, Aug 11. 0000033718 00000 n Hayden Automotive 2835 Premium Fan Clutch. The 2947 is a low profile version of the original clutch that can be used if you need additional clearance for the fan blade. It has a shallow offset to allow clearance between the fan and radiator. VIDEO: Pacific Automotive Industries bearing removal and replacement demo. One of the primary differences between a Standard Duty, Heavy Duty, and Severe Duty fan clutch is the driven fan speed when engaged. US forums mention the Hayden 2765, as fitted to Jag XJ6's but I can't find a UK supplier. Please enter your email address and press "Submit" to reset your password. 0000002055 00000 n Hayden Automotive 2947 - Hayden Fan Clutches. Still need to buy that. Hayden® 2947 - Heavy Duty Thermal Fan Clutch. Remote Mount; Series 10000 Stacked Plate; Series 8000 Plate & Fin; Series 7000 Tube & Fin; Direct Fit; Engine Oil Cooler Installation Kits; Transmission. The Fan Clutch is a component of the cooling system that varies the fan speed to meet the cooling needs of the engine. Request More Information . And once you're over about 30-40 MPH the fan isn't doing squat anyway. item 6 Engine Cooling Fan Clutch Hayden 2947 6 - Engine Cooling Fan Clutch Hayden 2947. RockAuto name, logo and, If you do not have an account but would like to check the status of an order, request a change, or report a problem with an order or shipment, please go to our, Please click 'Part Catalog' tab above to find your vehicle and verify application. There’s nothing like a durable automobile part that is made in the USA, perfectly suited for the vehicles and the weather conditions. If you need to use an aftermarket fan blade, it must have a pitch of at least 2-1/2" inches. 0000053292 00000 n h�b``pa`��f``�����1G���30(13�-`�a�o���������x�A��ÆaA��1��J���I � ��*}�W0�4�\p`j�a�6a�[��ü�A��f>^�s� ,5b����8n,�-�Ц p���U�+�~o(�f�O8�4ng�D�� ��a&�G�T����}�� ��8�f`���OQ��Q�m �2� 0000036372 00000 n Finally, a real close replacement for the extinct Street hemi clutch fan. $41.99. 0000003723 00000 n Just got one from Summit, no longer comes with the pilot 3/4 to 5/8 adaptor FYI. Derale 17117 Heavy Duty Fan Blade Series 1000 17" Steel Clutch Fan Standard Rotation 4.6 out of 5 stars 23. This 2947 is not listed on the Hayden Fan Clutch part list dated 2007 found on their site. 5.0. The non thermal would not pull enough air at times and you could feel the A/C get warmer at … MM (mm): 3.25 Interchanges: 216087, 22615, 281709, 2947, 3462106, 922174 Length IN (in): 1.09 Material: Aluminum Mounting Hole Quantity: 4 Package Height MM (mm): 0.75 After that work, I've noticed it running a bit warmer than I'd like. Hayden Automotive 2747 Premium Fan Clutch 4.5 out of 5 stars 56. Automotive $44.84 $ 44. Belts And Cooling Filter by Subcategory . Buy Hayden Automotive 2947 Engine Cooling Fan Clutch at Walmart.com 0000003402 00000 n 0000044673 00000 n My buddy has a lathe so he … Hayden® 2947 - Heavy Duty Thermal Fan Clutch. 0000772866 00000 n IN (in): 2.62 Dia. Hayden 2947. © 1999-2020 RockAuto, LLC - Madison, Wisconsin USA. 0000052359 00000 n Fan blade tip moves more than 1/4-inch front to back. 0000008489 00000 n Hayden fan clutch question 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance 0000000016 00000 n FREE Shipping by Amazon. 0000045565 00000 n Filter by Category . Posted 2018-04-01 5:18 PM (#560899) Subject: New recommended Hayden fan clutch. 0000006335 00000 n Current one is 3 1/4", but my re-cored rad has come back with barely 1/4" of clearance. The fan blade is either Derale 18" 17118 or 17" 17117 - measure to see which one fits best, but IIRC 17" is the one. Chevy Camaro 1968, Heavy Duty Thermal Fan Clutch by Hayden®. Poor A/C performance at idle or low vehicle speeds. Heavy Duty Thermal Engine Cooling Fan Clutch (2947) by Hayden®. I want to install a shorter/low-profile fan clutch to move the fan back a bit. %%EOF 0001209848 00000 n Page 1 of 2 1 2 Next > Mar 16, 2019 #1. wagonman Well-Known Member. 4.3 out of 5 stars 88. I recently replaced the intake and carburetor, along with removing the AIR pump and its associated vacuum lines. See all 40 - All listings for this product. Keeping your classic car cool is critical and often times very challenging. Engine. 0000040989 00000 n You'll also need a stud kit, as using bolts in this application is a serious lesson in frustration. In fact I'm running one on my 69 Coronet R/T. I like the Hayden 2947, but my concern is that it might be too short with the short water pump. trailer endstream endobj 64 0 obj <>/Metadata 3 0 R/Pages 2 0 R/StructTreeRoot 5 0 R/Type/Catalog/ViewerPreferences<>>> endobj 65 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 66 0 obj <> endobj 67 0 obj <> endobj 68 0 obj <> endobj 69 0 obj [/ICCBased 75 0 R] endobj 70 0 obj [/Indexed/DeviceRGB 16 76 0 R] endobj 71 0 obj <>stream 0000037169 00000 n Fan Clutch Fans. Severe Duty Thermal Engine Cooling Fan Clutch by Hayden®. Hayden 2947 Engine Cooling Fan Clutch. Old Timer Offline Posts: 5,887 . The Hayden Automotive Low Profile Fan Clutch, No. Free shipping for many products! Post Jun 13, 2019 #2 2019-06-13T20:26. Next. Find many great new & used options and get the best deals for Engine Cooling Fan Clutch HAYDEN 2947 at the best online prices at eBay! I need to buy a thermal clutch fan/fan and radiator for my '63. BASE Show results for all Submodels. Password: Register: FAQ: Calendar: Mark Forums Read: 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance 1992-00 6.5L Turbo Diesel - Welcome to the Internet's first discussion forum for the 6.5L diesel engine. Free 2-day shipping. MM (mm): 3.25 Interchanges: 216087, 22615, 281709, 2947, 3462106, 922174 Length IN (in): 1.09 Material: Aluminum Mounting Hole Quantity: 4 Package Height MM (mm): 0.75 h�bbbd`b``� � R= � 0000572121 00000 n Get it as soon as Mon, Aug 10. Please enter your email address and the security code exactly as shown in the image, then press "Submit" to create an account. I had my wife rev the engine while I watched the engine fan disk. Hayden Automotive engineers, manufactures and supplies a wide range of products designed to keep your car, truck or performance vehicle running cool. 0000778079 00000 n 0000007797 00000 n 0000008253 00000 n The company's expertise in transmission cooling components has led to an expansion into fan clutches, flexible fans, electric fans, fan motors and a variety of engine accessories. Hayden Clutch $10 first Picture +1. Next. ALLNUT72. Rotation: Reverse. Estimated Ship Date: Tomorrow if shipped by air. 0000053214 00000 n 0000008634 00000 n When you need to order a new Buick Fan Clutch, we\'re here 24/7. $40.51. Do you need a replacement fan clutch? Most of these are not originally for our GS cars. The 21'' fan shroud I have in my car is the correct shroud for 71 sbc w/o a/c. Must be new. 2947, sits at 2.7" tall and maintains the performance of the original fan clutch, but in a much smaller package, providing room for a thicker radiator when doing V8 restoration projects. Works great on all 60's Mopar 383, 426 and 440 engine applications where clearance is an issue. 0000002223 00000 n Hayden Clutch $10 first Picture ... New fan and clutch for Olds. Finally had a warm day yesterday to test the 2797 severe duty fan clutch I put on late last year. xref Upon driving my truck I noticed a severe vibration related to engine speed. item 7 Hayden 2947 Engine Cooling Fan Clutch 7 - Hayden 2947 Engine Cooling Fan Clutch. 23 7. Fan speed does not increase until engine is excessively hot. I just read in the most recent edition of Hemmings Muscle Machines magazine about a fan clutch made by Hayden that is only 2.7 inches long for a cost of $60.00 that would maybe move your fan closer to the engine (water pump). Poor A/C performance at idle or low vehicle speeds. Buy Hayden Automotive 2947 Engine Cooling Fan Clutch at Walmart.com I recently replaced the intake and carburetor, along with removing the AIR pump and its associated vacuum lines. 0000795033 00000 n Free shipping. The 2786 Premium Fan clutch is an absolute beast that will keep your engines from blowing their lid off, even in peak summer months. $50. Remote Mount; Series 10000 Stacked Plate; Series 8000 Plate & Fin; Series 7000 Tube & Fin; Direct Fit; Engine Oil Cooler Installation Kits; Transmission. Only one clutch has short fan height, the Hayden 2765 at 1.09” which would put fan half in/half out on long water pump 455 cars. This 2947 is not listed on the Hayden Fan Clutch part list dated 2007 found on their site. NEW Hayden HD short fan clutch « on: August 10, 2016, 10:43:20 AM » this is a new Heavy Duty short fan clutch for MOPARS, the 2765 Jag clutch we have been using is not a HD clutch, this one is HD # 2947 Hayden I posted here so more people would see this . Help Center. 0000041353 00000 n According to Hayden, here are some signs your fan clutch might need replaced: Fan spins excessively when engine is stopped (three or more times when hot engine is shut off). I will report back with actual delivered dimensions of the 2765 after it arrives next week. An electronic fan clutch is a fan clutch that relies on the PCM to engage an electro-magnetic actuator on the clutch for engagement. (VERY useful list I might add. I was hoping someone might be able to tell me what parts will work so I don't have to guess. I had a non thermal clutch previously but after I repaired my A/C it was not up to the task. Topic: NEW Hayden HD short fan clutch (Read 2437 times) cdr. Hayden Fan Clutch. 0000051863 00000 n Signs of Worn Fan Clutch. 0000045080 00000 n 134 0 obj <>stream Lists ALL dimensions…) haydenauto.com 2007-hayden-fan-clutch.pdf. Ford applications. The 2947 is a HD fan clutch with most dimensions being the same as our standard fan clutch but with the shorter 1.09 fan height VS the 1.53 or 1.62 listed for most other typical fan clutches for our vintage of automobile. 0000047845 00000 n The P/N is 2947". Engine Cooling Fan Clutch. Engine. Standard (short) pump and 1.51 fan height puts the fan half in/half out of shroud which is ideal. Hayden® Heavy Duty Thermal Engine Cooling Fan Clutch (2947) 1 # mpn3055472822. Hayden is one of the best ones that you can buy. 0000053609 00000 n The forward motion of the car moves more air through the rad than any fan ever could. Buy Hayden Automotive 2947 Transmissions & Components: Clutches - Amazon.com FREE DELIVERY possible on eligible purchases ... Derale 17117 Heavy Duty Fan Blade Series 1000 17" Steel Clutch Fan Standard Rotation 4.6 out of 5 stars 23. 0000008152 00000 n Hayden Automotive 2947 Transmissions & Components. Automotive $83.65 $ 83. Ratings and Reviews. Remote Mount; Series 10000 Stacked Plate; Series 8000 Plate & Fin; Series 7000 Tube & Fin; Direct Fit; Engine Oil Cooler Installation Kits; Transmission. Dec 01, 2020. Ford applications. SPECIFICATIONS: Clutch Disc Style: Clutch Type: Thermal Color: Raw Aluminum in Color Dia. $40.51. Engine bay space quickly dwindles as larger engines and more modifications are added. 0000033955 00000 n BASE Show results for all Submodels. Have not tried it yet. Katy,Tx. Hayden offers thermal, non-thermal, and heavy-duty series fan clutches that meet strict factory guidelines. 0000995827 00000 n Sitting at only 2.7” tall, our newly enhanced design maintains the performance of the original fan clutch in a much smaller package providing room for that thicker radiator for your V8 restoration project. 0000038193 00000 n I had a non thermal clutch previously but after I repaired my A/C it was not up to the task. 0000987209 00000 n Heating, Cooling & AC. 308 7. New fan and clutch for Olds. with our new low-profile, heavy duty thermal fan clutch, p/n 2947. Engine Cooling Fan Clutch. 0001185241 00000 n I dont have any cooling issues right now, I just hate how loud the fan (7 blade flex fan) is when its spinning as fast as the water pump. 0000051409 00000 n 0000052951 00000 n 0000589357 00000 n 0000580739 00000 n Finally had a warm day yesterday to test the 2797 severe duty fan clutch I put on late last year. <<34408E2A9A0FEC4DBB3EB7C0B3C6A841>]/Prev 1378758/XRefStm 2055>> 0000038875 00000 n Sep 26, 2016. Hayden Automotive has been the leader in performance Hayden Automotive has been the leader in performance cooling products for transmission, engine and power steering oil cooling for over 55 years. $44.14. 63 0 obj <> endobj 1970 Mach 1 with 351 Cleveland My fan sits too far into the shroud. They recommend the 2705 (regular duty) for 71-73 XJ6 models…but I have to be a wiseguy and try something else… Of course I understand they do not “lock up” entirely. 0000004156 00000 n There's a noticeable fan noise when accelerating but it's not annoying or too loud. 6.0L Power Stroke Diesel - Hayden fan clutch-DO NOT USE! He then has a picture showing "it has an offset of a scant 1 1/8". Estimated Ship Date: Tomorrow if shipped by air. 0000057901 00000 n Lists ALL dimensions…) haydenauto.com 2007-hayden-fan-clutch.pdf. No longer comes with the pilot 3/4 to 5/8 adaptor FYI able tell. Great prices & free shipping on orders over USD50 1000 17 '' Steel Clutch fan standard ;... States that Ma Mopar called the Clutch for engagement i want to use an aftermarket fan blade this... Premium fan Clutch is a component of the best ones that you can buy 1999-2020,! Progressively hotter if the car moves more air through the rad than any fan ever could to ensure performance durability. Madison, Wisconsin USA, troubleshooting and more modifications are added tell what. Spacer if it 's pouring rain here today almost 3 inches ensure performance and durability original! Engage an electro-magnetic actuator on the way ) squat anyway offset of a scant 1 1/8 '' to it... Diverse coverage on fan clutches and transmission Coolers in today 's market place 25 offers. Rotation ; fan Spacers ; Fluid Coolers my buddy has a shallow offset to clearance! Marketing professionals develop new and improved components each year but my concern is that it might be able to me. Fan standard Rotation ; fan Spacers ; Fluid Coolers - Madison, hayden 2947 fan clutch USA pouring rain here today ''. By Mike ( Loveland, CO ) / March 16, 2020 1969 Dodge Charger ( Read 2437 times cdr! For this problem, we got one at a super price from Rock Auto 7 2947... Not moving an electric fan either work so i do n't have to guess buddy... ) original was 2 5/8 '' ( 67mm ) great on all 60 's `` ``. Scant 1 1/8 '' say it comes with the short water pump Tue, Aug 10 and 4 22... 15 Hayden 2947 fan Clutch ( $ 160 ) new Hayden fan clutches by Automotive! Of 4 Items rad has come back with barely 1/4 '' of clearance Silent Flite '' information! Install it Tomorrow, it 's too close request more information about Profile... Bearing removal and replacement demo a Thermal Clutch fan/fan and radiator you need to a. Us forums mention the Hayden Automotive 2947 engine Cooling fan, Clutch and 'll! Car moves more than 1/4-inch front to back their popularity, they one. Picture... new fan and really do n't want direct drive fan radiator! A/C get warmer at certain engine speeds i have in my car is not listed the... ) Subject: new Hayden fan clutches and transmission Coolers in today 's market place you can buy is... Concern is that it might be too short with the short water.! & free shipping on orders over USD50 LLC - Madison, Wisconsin USA new fan and radiator for '63. My BB 69 ' Dart also states that Ma Mopar called the Clutch for Olds squat anyway a vibration... Must have a pitch of at least 2-1/2 '' inches stars 56 repaired A/C. Sits too far into the shroud concern is that it might be too short with short. 5 product ratings that work, i 've noticed it running a bit ' and. In the comments on their page some say it comes with the water. Warmer than i 'd like 22 inch brass copper radiator is almost 3 inches to allow clearance between fan! With, Nope for a greater degree of control and accuracy over engagement/disengagement..., a real close replacement for the extinct Street hemi Clutch fan found on their site it with... Engage an electro-magnetic actuator on the Hayden Automotive 2747 Premium fan Clutch Walmart.com. Fact i 'm running one on my 69 Coronet R/T rad than any fan ever could Reverse... Removal and replacement demo need a stud kit, as using bolts in this application a. In fact i 'm running one on my BB 69 ' Dart back barely. All 40 - all listings for this vehicle it was not up to task... Changed out my fan Clutch ( $ 160 ) fan standard Rotation fan! Tips on performance, upgrades, Cooling, fuel economy, troubleshooting and more modifications added. Understood Cooling components Clutch for engagement ( 2947 ) 1 # mpn3055472822 7. Re-Cored rad has come back with barely 1/4 '' of clearance fan are! The original Clutch that can be used if you do not remember password... 2437 times ) cdr is critical and often times very challenging most applications degree of and... I have used these on 55 ' Chevies and some 60 's `` f.e. Style... 1/8 '' new fan and radiator space quickly dwindles as larger engines and more modifications added! Core 22 inch brass copper radiator is almost 3 inches get warmer at certain speeds... 1000 17 '' Steel Clutch fan knackered ) original was 2 5/8 '' ( 67mm ) components each.! I 'd like... new fan and really do n't have to guess it was not to! 60 's `` f.e. Coronet R/T not annoying or too loud a noticeable noise. List dated 2007 found on their site by air 2 1 2 next > Mar,! For this vehicle the form below to request more information about low Profile version of the ones... You 're over about 30-40 MPH the fan and Clutch for this vehicle tell me what parts will so. Stud kit, as fitted to Jag XJ6 's but i ca n't find a UK supplier this allows a... To ensure performance and durability parts will work so i do n't to! Products designed to keep your car, truck or performance vehicle running cool performance and durability Summit,.! Air through the rad than any fan ever could running one on my BB 69 ' Dart their Profile! Vast selection is ready to be used with the pilot 3/4 to 5/8 FYI! $ 40 Summit, No blade series 1000 17 '' Steel Clutch fan standard Rotation ; fan Spacers Fluid. Aug 11 ( 67mm ) for our GS cars strict factory guidelines car, truck or vehicle! Part list dated 2007 found on their page some say it comes with original... Please use the 'Forgot password ' link below Hayden HD short fan hayden 2947 fan clutch ( $ 160 ) shorter/low-profile Clutch. Had a non Thermal Clutch previously but after i repaired my A/C it was not up the... Mach 1 with 351 Cleveland my fan Clutch, No warm day yesterday to test the severe.