Only show this user. Subject to credit approval. Car slips out of gear, going into neutral or another gear. Following are the types of flywheel used in vehicle: Solid disc flywheel; Rimmed flywheel Types of Flywheel. The clutch "grabs" when engaging. Crank flange bolt pattern/sealing arrangement. If they are for an externally balanced engine, we make sure they are at the proper imbalance value. Now from '86 to '95, all the clutches were upgraded to the 10 1/2 inch version that we know today. There is a thread describing this on here. It works by aligning the clutch disc to the flywheel. $309.00. . Over on the other side, the Clutch Drive Disk is also purposely out of balance, but its heavy counterweight side is (if both are timed properly on the correct crankshaft splines) is exactly 180 opposite from the Flywheels heavy side. Add the unbalance of the new single mass flywheel on top of that. West Los Angeles. Most incorporate special design features to enhance the air flow to improve the cooling of the clutch. Balancing the flywheel and clutch assemblies seems to be a big grey area. rusty valleyMemberfrom carver minnesota. bbm said: I usually balance the pressure plate with the flywheel and mark both so they can reassemble the same way. imagine if the clutch . The flywheel is the part of the engine that turns and supplies power to the alternator. We will check the clearances on all parts before we balance. $85.00 Secondary Clutch. Looking at the diagrams you guys posted ,I could just drill some holes in the flywheel to remove some weight in the exact spot., or get the add on weight kit , which I would hope comes with a template for installing it. $200. Flywheel (Manual Transmission) Ford manual transmission flywheels are identified with basic part number 6375. If you are unsure of the balance of your 302, please check with an engine . Flywheel - 157 Tooth - 14 lb - SFI 1.1 - Replaceable Surface - Aluminum - Internal Balance - Small Block Ford - Each. Balance PP by itself. i am not sure of my clutch material but its a Ram clutch with the flywheel side has full material around the whole disc and may be metallic, material is black . Flywheel Inspection & Resurfacing. It should be inspected for runout with a dial gauge mounted on the engine block. When a flywheel is lightened, it is possible for the whole part to distort due to the machining stresses. But you should take the pair to a good machine shop and have the dynamic balance checked and adjusted if necessary. They are specifically designed to reduce weight and inertia for better engine response. My answer is a qualified yes. 2) Attach counterweights with the quantities shown in the first line in the above dialog. When the clutch is engaged, springs in the pressure plate force the clutch disc against the flywheel. Clutch discs may also be described as friction discs. That time is usually when the clutch is replaced. Also, be aware that poorly balanced rear wheels can, and often do, mimic the symptoms of a poorly balanced dual mass flywheel, so be sure to check . If I was you, I would get the short block, take the crank out , at least , ( you should do the pistons too), and find a balance shop. Leave the pilot tool in place until the clutch mounting bolts have been . 1978-98 Porsche 911 3.0L through 3.8L. The Flywheel itself is purposely OUT OF BALANCE with that heavy counterweight on its one side. That is, external components like the harmonic balancer and flywheel play an integral role in balancing the engine's reciprocating assembly. The flywheel I have is neutral balance from a 68 318. 3) Spin the flywheel. Sold by aimcoclutch in Los Angeles. When installing the clutch, use a clutch pilot installation tool to center the disc on the crankshaft and pressure plate. If engine is built right clutch will go before crank/flywheel and if PP is balanced as part of rotating mass the whole thing will have to be balanced again. On the street, this means slipping the clutch less on takeoff to get rolling and make a smooth transition. This is especially true in heavier vehicles! Normal clutch operation generates a lot of friction and heat. Considering this, why do flywheels have holes? Ted, the owner of P.E.R., was very kind and explained the whole process as well as making some suggestions for how to lighten the flywheel without losing strength up at 6000 RPM. Pricing assumes the clutch does not require any new parts. Give us a call if you have any question about the process. Stage 1 Hd Clutch Super-lite Flywheel Kit 92-93 Integra Ys1 Cable. If they are for an internally balanced engine, we zero-balance them. E30 318is & All 4 Cyl E36 & Z3 Models. I have a vibration that starts a little over 2000 RPM and seems to fade way above 3000 RPM. Add to Cart. 4,674. The soft outer bow spring is only used to improve the unsafe resonance frequency range. If you replace the OEM dual mass flywheel, the engine will go out of balance. Motor State Distributing has set the pace for high-performance automotive components for racing, street and off-road use. $249.00. I was surprised so he explained that he had no way of doing just a flywheel, but with the crank he could find the balance of . + Add to Compare. The outer arc is adjusted to raise the spring when the engine is running. To match you stroker crank the flywheel will need to be 28.2 oz balance. This flywheel has 164 teeth on the starter ring gear. The balance situation gets more interesting when the flywheel must be balanced to an external balance specification. if you read the manual it also states that the flywheel and pulley aren't keyed so you have to scribe the items to the crank and measure the balance pins depth, look at a chart and get new pins as per the depth chart, put the new component beside the old in the same position and reinstall new pins in the pulley or flywheel to keep the balance of The Balance Masters patented balancing system is installed in one side of . $1,150. Most manufacturers recommend replacing the dual mass flywheel along with the clutch. Mar 2, 2012. M42 or M44 Flywheel Ring Gear required for core deposit refund. Various Know-how For Realizing Lightness, Strength, And High Balance Is Condensed To The Xtd Light Weight Flywheel. Doubling the velocity quadruples the force, its exponential i think they call it. Beavercreek, Ohio, USA. $1,100. Here's the deal, I'm mating a om617 to a 4 speed from a w115 240d. The flywheel has to fit within the bolt circle of the crank and match up to the pressure plate. The flywheel on a manual transmission vehicle doubles as a balancing device for the engine and the clutch system. All 428 Cobra Jet and Super Cobra Jet engines were originally externally balanced by Ford. Drawbacks from light flywheels. If the clutch is starting to slip, even more heat is generated. Lightened Single Mass Flywheel & 240 mm Clutch Assembly. You need a flywheel that has the 'evenly spaced' pattern (type 2) or one with both patterns for your 1990 Mustang 10.5 diaphram pressure plate. Page 1 of 2 - Flywheel Clutch Balancing Information Help Please - posted in Injection Mini Specific - SPi/MPi: Again hello to all you good mini people and Spi lovers just nudging along with my build, getting to putting the box back on and then the flywheel and clutch As you can see from the pictures the original Spi flywheel is balanced with some serious little holes drilled out in strategic . MM 11 lb. A flywheel on an automobile is used to balance the vibration of the engine and is attached to the crankshaft. The clutch doesn't factor into this at all. A stock flywheel that would accommodate your flywheel is normally offered as a nodular iron piece for normal street driving. But if the goal is to follow a blueprinting approach, don't make that assumption. $1,150. Back at home, I purchased new 10-24 x 1" allen head bolts to re-attach the adapter hub to the AC motor . I guess the only way to check a pressure plate for balance is to mount it to the flywheel. External balancing requires putting a specified ounce inch imbalancewithin a one-degree radial on the flywheel. Only show this user. After rearranging the parts (moved the clutch housing and spring plate marks closer together to offset the flywheel) it hung level. No indexing of the flywheel's position on the crank is mandatory when replacing a flywheel on an internally balanced engine. New Clutch Flywheel for 66-77 Ford Broncos with Manual Transmission fits 289, 302 & 351W engines. Should you need information on something not found below, there will likely be a little more research to be done. A True Balancing Act. Click to see full answer. That is, external components like the harmonic balancer and flywheel play an integral role in balancing the engine's reciprocating assembly. Good luck. Various . It's time to pull off your wheels. - from the 74 f100 roller 5.0/T5 Swap series. Factory flywheel was cast iron, and six . Burning smell from clutch. Prepare ~20 counter weights of approximately equal weight. x approximately 1/4" thick. If you reduce the weight in the flywheel it will reduce the work the engine has to do allowing it to rev more freely. i do have a 28oz balance flywheel because that is what my kit is balanced to. All 428 Cobra Jet and Super Cobra Jet engines were originally externally balanced by Ford. This would be a 42.5 ounce-inch spec externally balanced offset weight. $1,100. The clutch pressure plate is a spring-loaded metal plate that spins with the flywheel and applies pressure to clamp the clutch disc firmly between itself and the flywheel. If you have a flywheel known to be properly balanced, you can use it to match balance another flywheel for identical application. Remove the battery tray by removing the 4 bolts holding it in place. It will result in rapid clutch and throw-out bearing wear after wearing out. every phoe There comes a time in the life of every flywheel when it needs to be resurfaced. Extremely high replacement cost as compared to the replacement cost of a conventional flywheel and clutch kit. you can also have the individual parts (just flywheel or pressure plate) balanced individually but to get the nTH degree balance as an assembly. According to Vizard's book crank balancing is fine if you have the cash and the time, but not really cost-effective. From the factory, your '82 to '95 Mustangs came with a 10 inch clutch. Springs: The flywheel consists of two-phase springs bent in parallel. Short of pulling the crank and balancing the . Up until '85 or so, 302's also used a 28 in/oz external balance. This innovative balancing system will take your Harley engine to the ultimate in performance, well beyond the best in blue print balancing. Crank and flywheel (plus rods and pistons) should be balanced together. Check for imbalance by revving a known good engine to 2500-3000 rpm with the clutch pedal depressed and feeling for any flywheel vibration. Was a 50 ounce imbalance flywheel and it's a very common upgrade to make those a 10 and 1/2 inch whenever you go to swap out the clutch. Flywheel / Aluminum Hub Retaining Washers. H T Howard advise that any flywheel which has been lightened should also be re-faced to ensure total flatness and perfect clutch operation. E30 318is & All 4 Cyl E36 & Z3 Models. By now the transmission should have finished draining all the fluids. New New New. Flywheel Runout Check with the vehicle manufacturer for testing specifications. Clutch improperly balanced Flywheel improperly balanced. It's. If they cannot match balance to the old flywheel you would need to have the crank out and also have the weight of the pistons and connecting . Solutions: Verify flywheel counterbalance, if equipped Use proper hardware - shouldered bolts or locating dowel pins to retain pressure plate to flywheel Replace clutch assembly Inspect, resurface and balance flywheel - replace if necessary. Posts: 2,479. H T Howard recommend that all flywheels are balanced after lightening. The flywheel also balances the engine as it is specifically weighted the engine's crankshaft, and most importantly, the flywheel connects the engine to the transmission through the clutch in order to provide power to the wheels. General Tips* The ring gear flywheel size determines your clutch size, 1011/42 or 11 inches. $76.46. A flywheel or clutch pressure plate for an internally balanced crankshaft should have a zero balance right out of the box. If you need to replace the flywheel, a good balance shop should be able to match the old one. At the drag strip, balancing flywheel weight with gearing will allow you to launch most efficiently without excessive tire spin or bogging the engine. Lightened Single Mass Flywheel & 240 mm Clutch Assembly. MM 12 lb. Most of the high performance clutch manufacturers would offer one. The mass of the flywheel absorbs and dissipates the heat. to check both the flywheel and pressure plate together for balance. That said Centerforce says not to balance and if you want to you have to remove weights on diaphram and that requires a new wire that goes through the weights. It takes effort to change the flywheels speed, so drops or increases in RPM happen more slowly. General Tips* The ring gear flywheel size determines your clutch size, 1011/42 or 11 inches. Now you must remove the cotter pins that go thru the drive axle. Installing a clutch so that it is properly aligned and will perform as designed for its intended service life. D = ( (pi * r^2) / V) * (R^2 / R1^2) If D works out to be deeper than the thickness of the flywheel then drill two holes radius r depth D/2 symmetrically disposed about the "dead-opposite" line at . The only problem is everything has a tolerance and if you happen to get the "heavy spot" lined up with the heavy spot of the flywheel then it . The whole assembly is then spun up to measure vibration, and the clutch cover (pressure plate assembly) is then balanced. . The mass of the flywheel absorbs and dissipates the heat. Pressure Plate. Hays Neutral (Internal) Balanced Pontiac 30 lb Steel Flywheel - 2.75 Register Bore / for 10.4 or 11" Clutches HAY-13-130 (0) Reviews: Write first review Description: Pontiac Hays 30 lb Steel Flywheel - 2.75 Register Bore / for 10.4 or 11" Clutches w/ Bolts 64-76 350, 389, 400, 428, 455 Feel free to call us 208-453-9800. FX Racing clutch kit includes only the highest grade clutch components from the world's leading racing clutch manufacturers. The flywheel is 28 oz Balance for use in 302 V8 engines built prior to 1981 as well as all 289 & 351 Windsor engines. B BogiesAnnex1 Registered Joined Apr 13, 2007 $150.00 Primary Clutch. Do not use more than 10 weights at any one of the three locations. The flywheel has to fit within the bolt circle of the crank and match up to the pressure plate. . ARP Porsche Late 911 9 pc Flywheel Bolt Kit. Add to Cart. This is done by adding weight to the outer extremities of the cover. When one piston and rod is going one way, you want the other piston and rod going the other way to be in balance. I've been doing a bit of machining work on my flywheel and clutch and wanted to get it all balanced again. I have been told that for an external balanced flywheel that there should be 3 large circular areas taken out further in towards the center away from the starter ring. When we do balance jobs, we always make sure the flywheels and balancers are at the proper values. Stage 1 Hd Clutch Super-lite Flywheel Kit 92-93 Integra Ys1 Cable . A thick, wide washer is a must to secure flywheel and prevent clutch/driveshaft aluminum hub adapter breakage! FX HD STAGE 4 CLUTCH KIT+CHROMOLY FLYWHEEL fits 95-08 FORD RANGER Mazda B3000. Resurfacing a flywheel is good insurance Then for some reason, Ford in its infinite wisdom changed the external balance of the 302 motors to 50 in/oz. Machinist will match mark the PP and flywheel so you assemble them in the same fashion that they were balanced. For a home made static balance, two model T transmission input shafts bolt directly on ford flywheels allowing for it to be rolled on two knife edges that are level. You would think that a clutch assembly would come balanced as a package including flywheel, clutch and pressure plate and that the engine rotating assembly would be balanced at the factory, independent of any external mass. After the flywheel is well balanced, the clutch assembly can then be mounted on the flywheel with the friction disc very carefully centered.