Your dime do what you want but over the years i have seen and heard about many non Mini machine shops and their opinions of what needs to be done and not and the engine failures/problems soon after re builds. They are balanced and no metal had to come off or be added. which way the piston rings go on the piston as well as how to index them on the piston? So, instead of drilling balancing holes into my brand new flywheel (which is really the correct way to balance everything individually), I just opted to offset the heavy point of the flywheel against the light point of the clutch cover. Once you've indexed the pressure plate you can drill some holes in the casing to remove metal. If you look at the flywheel amd front pulley they have holes around the outer edge. Fidanza Performance applies a unique protective coating to identify any remaining oil or residue from its machining process to each of its flywheel and clutch assemblies. flywheel can obtain hot spots due to the excessive friction. Really !!!!! I can't seem to find anywhere that sells both together so I'm gonna buy em from separate places and save some money. I have always felt balance is a good way to spend money on these engines. Action Clutch Flywheels are designed and tested to ensure the best quality and performance. They're average on price, around $40-50 to balance. The threaded rod of the static balancer are inside of some .250 wall thickness tubes, which helps reduce deflection and also aids in rotational surface against the bearings on the static balancer. If you put a 28 oz flywheel, one that has a 28 oz weight tacked on somewhere on the outer circumference of the flywheel , the motor will vibrate like mad, eventually breaking something. Mal stop me man, Hey I'm OK. Hovsepian/Quarter Master:Because the flywheel is a constantly movingmechanical component, and is a sequenceof the drivetrain, specific tolerances are required to maintain the balance and alignment with theadditionalmoving parts in the drivetrain. Add to that the flywheel and clutch when used on an externally balanced crank need to be balanced with the crank assembly which means the engine has tp come apart. With so many performance flywheel options on the market today, it can be difficult to understand all of the different items available. Action Clutch Chromoly Lightweight Flywheels have three major benefits: low weight, low inertia and high thermal capacity. cam and bearings, frt. All Fidanza Performance aluminum flywheels are made from high quality 6061 T6 billet aluminum to deliver the optimum in strength and durability and are often SFI approved for race use just like steel flywheels. When it comes to flywheel options, more specifically, a lightweight flywheel, many enthusiasts worry about the issues associated with them. $50 for balancing the motor is a good price. 833 likes, 23 comments - Weekend Automotive - Saurabh kmph (@saurabh.kmph) on Instagram: "It was not an easy job to make an Indica run.. @trollkul just nailed it and . Hovsepian/Quarter Master:It is possible to resurface a flywheel in most cases. Out of the box, the LCE flywheel was out of balanced around 36 grams (approximately) as I remember. If you would like your login information reset, click on the button below to request your login information to be reset. West Los Angeles. Cause you know while you're balancing it, you could always take off a few lbs. lol, any race rules where you can "balance a flywheel" please they're shaving off every ounce of weight possible claiming it was necessary for balancing because no one is going to check the damn flywheel, After starting my tear down, i realized how bad my flywheel, PP, and clutch plate really is. The bike is back together and it is very smooth. Passwords are case-sentive.If you continue to have problems click on the Help Icon for additional options. For example, a very light flywheel can make a clutch feel more aggressive. I know this sounds funny because the crank ass'y should be balanced in it's own right. The best place to go for anything Mustang related! Same as a tyre. Location: San Marcos california, A quick weight comparison between the C5's OEM clutch vs the new SPEC clutch shows a respectable 15-pound weight reduction. Register now for free! The World's largest That doesn't mean the shop did like that, they could have made your 327 into an externally balanced engine, but I doubt they did that. Another thing to remember is that pretty much all of your aftermarket billet flywheels are going to be SFI approved. 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. Jenkins/Fidanza:Avoiding premature-wear, ensuring correct operation and fitment, and clutch engagementare just some of the reasons a flywheel must be machined to a specific tolerance. do you know how to set the ring end gap? not trying to be smart here.. but your way over your head in this dept. Now comes the next question, what materials do you want to use with what? Late Model Restoration has no affiliation with Ford Motor Company, Roush Enterprises, Eaton, or Saleen. The boys here get $125. (REGISTERED USERS DO NOT SEE THIS POST/AD! Steve (CTR). #6. Due to the loss in mass, these tend to require changes in your driving habits which can be a bit irritating for daily use. OK, I just found out my engine rebuilder DOES do balancing. That must be a clutch only price. He doesn't need the clutch. All I have seen are junk. Spec 3 and Fedenza, no balancing no problems. A service shop may later add weight by welding small weights to the edge of the cover. We want to get to know you.Stay connected with us. 3 0 obj Little known fact Vizard has driven my race cars and I have a collection of pre publication manuscirpts I have proof read for him. 1 0 obj I would send ALL of it to a good machine shop & have it balanced together as a unit. Rotational integrity is maximized, as well as the ability to provide a perfectly flat surface for the clutch disc to optimize wear and performance. Jerry I am just trying to help..I also did some learning the hard way.. I sometimes feel I'm wasting my time talking to you guys. Which made it a very common upgrade to make the switch to a 10 and 1/2 inch clutch whenever you go to swap out the clutch. They did a Kevlar clutch for my ole 911, machine flywheel & pp, rebuild disc w/Kevlar was close to $400 w/shipping. As for the clutch disc don't bother with it as it is light and stops in a different place each time. After rearranging the parts (moved the clutch housing and spring plate marks closer together to offset the flywheel) it hung level. Makes sense. Early Access To Exclusive NEW Products, News, Tech & MORE! In drag racing, having too light of a flywheel will not slow the engine enough to allow for up-shifts. By the same method one could balance , theoretically one could balance the complete motor in place. Our flywheels are engineered to improve throttle response, quicker shifting, and reduces clutch wear depending on your drivability. Norton/SPEC:All SPEC flywheel applications can be machined or rebuilt by replacing a removeable friction surface. //damperdoctor.com/index.php?route=common/home. If you're going to be visiting the track a bunch, doing a bunch of high RPM clutch dumps on sticky tires, probably not the best choice. Related problem. Each flywheel option the company offers is manufactured for a specific vehicle application, and different driving habits. We'll send you the most interesting LSX Magazine articles, news, car features, and videos every week. Reducing weight (or MOI) will reduce the time it takes to reach maximum RPM, which is optimal for most road-racing and autocross applications. ), http://www.clubcobra.com/photopost/dall_Small_.jpg, ERA #732 - Pics from the ERA Owners Gallery. If you put a 28 oz flywheel, one that has a 28 oz weight tacked on somewhere on the outer circumference of the flywheel , the motor will vibrate like mad, eventually breaking something. I would balance them before I put them in so you don't have the same problem I'm having. spec's from the shop manual which you can buy from Don, to him.. ask him nicely if would assemble the lower end for you. With so much inconsistency in enthusiast reports of flywheel performance, we felt this was a topic that merits discussion. While the flywheel is not an obscure component to comprehend, selecting the proper flywheel for a specific application is often shrouded in mystery for manyenthusiasts. As it pertains to machining and manufacturing tolerance, parallelism and concentricity are the important measurement standards. If in doubt, flat out. As with most things, there are going to be trade-offs. 2023 Power Automedia. so how many engines have you guys balanced????? Any time you're going to be using a clutch that has a puck typeface, semi-metallic, ceramic, doesn't matter. A flywheelimbalance can destroy engine bearings and other driveline components if the flywheel is not balanced, and also not in its allowable tolerance. Check for imbalance by revving a known good engine to 2500-3000 rpm with the clutch pedal depressed and feeling for any flywheel vibration. You can get your damper repaired at this place. Our job is to analyze the original flywheel and engineer major improvements. Drill at this spot or put a weight opposite. Feel free to call us 208-453-9800. Every company manufactures its flywheel for different applications, power outputs, and overall drivability. When choosing a flywheel, the right choice ultimately comes down to the intents and purpose of the vehicle, andthe amount of power the engine is making. Static is a good place to start but spinning the assembly is better also if you have the clutch plate centered in the assembly. We reached out to Dan Jenkins of Fidanza Performance, David Norton of SPEC Clutch, and George Hovsepian of Quarter Master. The whole assembly is then spun up to measure vibration, and the clutch cover (pressure plate assembly) is then balanced. "the disc can land anywhere" - I shoulda thought of that! The LS6 engine is balanced externally with balancing pins in the. As such, the flywheel can obtain hot spots due to the excessive friction and heat over time, which in turn can cause vibration whenever its engaging and when the vehicle is under acceleration. The goal is to make a power application the most efficient, as its not always about where the car is driven. That must be a clutch only price. All our aluminum flywheels are CAD designed/engineered and precision CNC machined from top quality billet aluminum forgings to strict tolerances for optimum performance and reliability. To clear up the confusion, lets discuss the differences between the two. I guess that's why matinance records are so important when buying an older car especailly a 911. % This is known as "Detroit Balance". Ideas or links to other posts welcome. Colin Mc Rae MBE 1968-2007.Give a car more power and it goes faster on the straights,make a car lighter and it's faster everywhere. Clutch types. ENGINEERED FOR STREET AND LIGHT RACE APPLICATIONS. All of your factory flywheels were cast iron, six-bolt pattern, and also fifty-ounce imbalance. Steve (CTR). Achieve better results than static balancing with a simple set up, and the tool below:https://www.emachineshop.com/dynamic-flywheel-balancing/ About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . Check out our YouTube channel for even more tech tips, installation videos, how-tos, and more. Now that we know what a flywheel does, we can see just how important it is when it comes to the balance of the transmission, clutch, and even the engine assembly. Hovsepian/Quarter Master:Whether its a lightweightor neutral weightedflywheel, itmust be balanced no question about it. , It only cost me $20. Sabeo.m I just bought a nice used FW off fleeBay. 94 04 mustang Here's why: Although the C5 does have its clutch and flywheel attached to the crankshaft, as has been done with all Vettes since the '53, the car's driveline differs from that of its predecessors . On a 40+ lb flywheel / pressure plate assembly, that's good enough for the pickup truck. A centre punch works pretty well to mark the parts. Always remember to do it right the first time, because its done wrong, there might not be a second time. Most flywheels we produce are designed as a neutral, or as close-to-zero balance as possible, and are independently balanced to ensure they meet the criteria set for proper balance weight and are within the allowable tolerances. We will safeguard your e-mail and only send content you request. balancing , align-bore, tell him, you want the competition package done on her. It has a tolerance. Design by: PelicanParts.com | Powered by vBulletin Version 3.8.7Copyright 2000 - 2023, vBulletin Solutions, Inc. When it comes to high-performance applications of any sort, there comes a time when the capabilities of the vehicles OEM clutch assembly will have to beevaluated. This is done by adding weight to the outer extremities of the cover. However, in the world of aftermarket flywheel options, this isnt always the case, as it varies from application to application. With so many different choices readily available, we wanted to know how the different materials can affect the overall integrity of the flywheel and its drivability characteristics. I remember when I had the engine balanced they wanted the . These engines needed more weight to balance them so Detroit put some of the extra needed weight . Oct 27, 2007. Norton/SPEC:The flywheel is the component that contributes the mostto the performance and the overall drivability of the clutch system. Do what you want to do. If my crankshaft has only been reduced by .010 and .010 mains and rods is shouldnt change the factory balancing. your best bet and the smartest thing for you to do is.. find the best machine shop around next take the block, crank, rod's, piston's. As received, a new flywheel from the factory should be balanced within some industry standard, like a few grams or a few ounce-inches. MSC offers new as well as several other suppliers. Each manufacturer has its own unique process for creating flywheels. All rights reserved. It is a small block LA Motor with a mild camshaft backed up by a 833 4 speed trans. His passion for anything that is fast, or has a V8, brought him to Power Automedia. engine side and face side. Action Clutch specifically designed our Chromoly flywheels for a reduction in weight and inertia for better engine response. With the combination of materials, Chromoly has an outstanding strength to weight ratio and is stronger and harder than standard 1020 steel or other aluminum flywheels on the market. The shop is not in ahigh rent district and that probably helps. I recently purchased a Hays clutch kit along with a new flywheel and in the "Dos & Dont's Problems" paperwork from Hays. Someone who has been rebuilding engines for 30 years+ and is still in business should know what they are doing. eV/ .c}%&?i.csayH,/~D^U! }X2pF?Ui4+D9?zsz0k n'O|oF}O3I}oa-7|. This translates to higher exit speeds coming out of corers and higher top-end speed at the end of the straights on the race track. JavaScript is disabled. Free shipping on all orders $100+ Lower 48 states only. This s a big reason but not the only one why serious racers build niter ally balanced engines as then all that needs to be done to interchange parts like the flywheel or flexplate . The flywheel also provides the ability to start the car, as it is geared on . Hi guys. Proper step and recess dimensions assure clean and consistent clutch actuation and promote maximum clamp load. Had two crank grinders running all the time. These can be found in drag racing applications, and even for marine use. Hey Randy, since the disc can land anywhere, it should be balanced as a sole unit (if not shipped balanced perfectly, doesn't hurt to check). The companys billet aluminum flywheel options are manufactured to a specific tolerance in-order to provide the entire clutch assembly with a quiet and functional operating quality, while reducing rotating mass on the driveline components. This video shows how I went about balancing my LC Engineering flywheel (35 lb steel) and AISIN CTX-107 pressure plate. %PDF-1.5 Most lightweight flywheels can be used in both street cars and race applications. If it's a puck-type clutch, you're going to want to use either a billet steel or billet aluminum flywheel because a cast iron flywheel will just chew itself up. Norton/SPEC:How a specific application responds to driveline inertia depends on vehicle weight, gearing, and engine power curve. This means the flywheel will not require any extra balancing after the machining process. This eliminates any imperfections on the surface and ensures a proper seating position in the clutch assembly, ultimately protecting the assembly and creating a safeguard. <> If the flywheel and clutch assembly are out of balance, noise, vibration, and harshness levels will dramatically increase,and will inevitably cause extreme damage to the engine, transmission, or driveline. Our billet aluminum flywheels are a great choice for street performance vehicles, as well as, ones used in road racing, autocross, time . For externally balanced 454 Mark-IV 2-piece rear main seal engines; BOLTS AND DOWELS. Our goal for this question-and-answer session is to discuss many frequently asked questions regarding the flywheel, and to help enthusiasts gain a better understanding of the science behind them. For the small cost while it is all apart and especially as it is a 1275 3 bearing engine why wouldn't you do it ?????? Not so great for drag racing, because you lose the inertia that you need to get the car moving right off the starting line.

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