This engine came to me in trade for some work I did I while back. [Archive] Ironhead Truing flywheel Ironhead Sportster Motorcycle Talk (1957-1985) ... You guys did a LOT for this rebuild. Then, after some more localized cleaning, I began welding. From which subtract the crankpin diameter, Now subtract the desired running clearance, Divide that by 2 to get desired roller size =, Subtract standard roller diameter to get oversize. We will disassemble, clean, inspect, and then reassemble to your specifications. My micrometer set came with a gage block that is supposed to be 1.000” inches long. It is lighter and easier to maneuver so you have less chance of fucking up the frame. The heart and soul of a Sportster lives in the engine. Hopefully you won't need every engine tool listed in the factory manual. I ain't making this up. attach a chain to the flywheel and attach the other end to a good truck. Nonetheless, to really see what was going on, this sadly abused piece of dirty, filthy, oil encrusted crud needed to be thoroughly cleaned up. A $750 truing stand is a nice luxury, but homemade units work just as well. My first one and unfortunately my MAIN ride for many years. Oops almost forgot. IronHeadCycle LLC Then with the nut snug I haul the rods to my lathe and chuck the assembly up between a couple of centers to check the run out. I plug the hole in the oil transfer valve. Balancing is about the weight of the pistons, rods and other rotating/ reciprocating items. You tain't heard enough about gasket sealer yet. Brand New. Extra heads, jugs, tranny gears, shafts etc. This junk reaches a point where it cannot be compressed any farther, well the screw and the crud cannot occupy the same area. Overkill? Old Sportsters do not have as close tolerances as modern engines have, but cam clearance should be set to factory specs if not a tad bit looser. * Please Note * Flywheels for 1937-1948 Big Twin Flathead and 1936-1952 61" OHV are made with the 1941-later 74"OHV crankpin, NOT the stepped crankpin as original. And, last word on the pump. So, for purposes of this exercise I will assume that the 1.000” gage block is accurate and that my vernier dial indicator and vernier digital indicator are off and that the gage block is correct. I also use Loctite on the threads of the big nuts. All things considered, I've got to think that this engine proves how tough a Harley engine can be. Choose Favorites List. we’ve completed another Redline Rebuild time-lapse video. I pulled it apart last summer and started cleaning it up. The crank pin needs to be inspected and may need replacing, and the sprocket shaft and pinion shaft … Rod bearings don't like to be run without oil. C $511.10. If you have HD rods, hang on to them. Harley crankcases are no exception. The best thing I have found to use on oil pump gaskets is that spray on copper gasket sealant. Actually I decided to hedge my bet a little. www.classic-motorcycle-build.com › ironhead-engine-build.html Time for a beer. I try to keep a step ahead as far as hunting up parts is concerned. Always put the oil pump on first. This is your last chance to make sure the hollow pinion shaft is not blocked, blow it out one more time. Buy and Sell Ironheads - Buy and Sell Ironhead Parts - Rebuild Ironheads - Specialty Work - Wheel Building and Lacing - Wiring - Engine Rebuilding - Transmission Rebuilding - Flywheel Trueing - Line Lap Case Bearing Races - Lap Rod Races - Valve Jobs - Install Hardened Seats - Cylinder Boring - Heliarc Welding - Lathe and Mill Work - Powder Coating. I found this set in my dumpster diving a couple of months ago. For me, the Loctite works great, I've put a whole bunch of engines together with it (Harley, BSA, Triumph, Yamaha, Honda) and none of them ever leaked. Use a telescope gage and then measure the length of the telescope gage. Furthermore, silicone swells and eventually dissolves in gasoline, a substance commonly found around most gasoline powered engines. We make our flywheels for these years to use the 1982-later 23909-80 shaft. The only quality option is S&S and since I don't see them listed on the S&S website anymore, they may also be obsolete. Well a guy brought a Mooney into the shop with a cylinder base leaking, again, and he needed it fixed, again, somebody had previously repaired a leak in the same area. Time to start talking about the engine. … All work is performed in house in a fully equipped shop. When this thing finally gave up the ghost the old owner stripped it of everything that might be usable, so he thought. For me silicone ain't worth the risk, I don't use it. True the flywheel assembly so run-out is within 0.001". Original Ironhead cylinders (not aftermarket) have enough material to be safely bored up to .060" oversize. Flip the motor over, insert the bearing spacer over the sprocket shaft and then the outer Timken sprocket shaft bearing, squeeze the bearing onto the shaft with the sprocket shaft nut. So the next step will be the final clean up and inspection of the crankcases. (34 Used) .1875-.294 + .0004. A few hundred dollar repair job turned into a $7000.00 engine overhaul, oh yeah, that didn't include the $5000.00 core charge that had to be paid because the core wasn't any good, what with them ruined cases and all. Maybe, maybe not. The Bendix carburetor has two adjustment needles on the top of the carburetor. Theoretically, you can buy the race and the bearings and then make your own spacer, but it is so much easier just to buy the set. The hole did not go all the way through the case but only into the oil passageway that feeds the pump. An Ironhead flywheel rebuild includes disassembly, cleaning, inspection, and replacing roller bearings and thrust washers if needed. 1968-69 Harley Ironhead Xlch Sportster Exhaust Xlh900 Xlch900 2303. Harley-Davidson Ironhead Sportster Engines | JPCycles.com rebuild harley sportster engines. The brass thrust washers on these wheels were all fucked up from chunks of the old bearing being drug past them as the bearing disintegrated. This is the oil feed to the rod bearings. No nicks or scratches on the bearing surfaces, out of round by less than .001, I think they will be just fine. During installation, if the breather valve is not correctly timed, the gear case does not get properly lubricated. If both arrows of the trueing stand go high at the same time, 180 degrees from crank pin, you clamp the flywheel at the high spots, and re-check on stand. Harley Davidson Ironhead Sportster XL XLCH XLH Flywheel Washer 23972-72 (5) $9.99 + shipping . I'm serious. But, I get ahead of myself, let's back up a bit and start over. I also have the tooling now for replacing the rod races.). United States of America I have seen several engines where the threaded primary screw holes have longitudinally split. So I best put the oil pump in first. Fortunately, this passage is short enough and wide enough that you can visually inspect its entire length to ensure it is clean and free of any defects. An Ironhead flywheel rebuild includes disassembly, cleaning, inspection, and replacing roller bearings and thrust washers if needed. A word about the XL main bearing set up. The oil pump uses thin paper gaskets, it also has a bunch of little passageways that are best not full of gasket goop and those little gears will break if a gob of hardened silicone is run through them. Once the recess is cleaned and you have a nice flush fit with the turned around washer you are ready to peen the new one into position. James Gaskets Top End Gasket Set For Harley-Davidson Ironhead Sportster L72-85 ... Harley Davidson Ironhead Sportster 900 & 1000 Engine Flywheel Crankshaft Crank. And, words of caution and warning, the tapers on the pin must be absolutely clean, no oil, no grease, no anti-seize, no Loctite. Sportster crankshaft rebuilding service. The lighter flywheel assembly makes the bike rev quicker and will show more power on an acceleration based dynamometer (e.g. Not quite, let's talk about the rear motor mount first. So now it OK to install the motor. Cylinder base torque - 25-35 foot pounds. I am not going to powder coat these cases. What it will do is allow engine oil to fill the primary and trans. Then measure the inside diameter of the rod races. The factory service manual calls for .0005" to .002" minimum clearance. In 2016, I contacted five motorcycle shops in my area (Raleigh, NC) to get an idea of what a total Ironhead engine build would cost. Because no two engine builds are alike, you won't know what tools and skills you'll need until a complete disassembly and careful inspection of parts. And by carefully I mean using a magnifying glass to inspect the pin and rod races for unacceptable wear and using a micrometer to check for out of round. In my previous life as Director of Maintenance at a general aviation fixed base of operation (FBO) all of our measuring instruments had to have a certificate of calibration traceable back to the Bureau of Weights and Standards. Donny's Tech Guide to Harley-Davidson IRONHEAD SPORTSTER 1957-1985~Softcover~NEW. If you use a spacer that is too small the rollers will be smashed onto the double race when you tighten the big nut on the sprocket shaft and the bearing will fail; if the spacer is too big there will be too much end play on your crankshaft and the flywheel will hit the crankcase and the bearing will fail. 1974 harley, ironhead 1000cc, need which timing on flywheel i use to get the cam gears to align perfectly, and - Answered by a verified Motorcycle Mechanic We use cookies to give you the best possible experience on our website. DynoJet). Due to their 45-degree configuration, V-twin motors such as Harley Sportsters are inherently out of balance to begin with. Ironhead cam removal is easier when the four push rods are removed, although the tappets can just be loosened to remove them. Aside from the labor, factor in the cost of parts and special tools needed. When you develop a rod knock on your Evo motor, the mechanic at the Harley dealer will sell you an entire flywheel/rod set... for $2000.00...) Not at all an elegant tool, but it does the job. It is essential that the flywheel assembly be properly rebuilt and trued, or engine vibration will not only numb your hands and feet, it may cause internal engine damage. Unfortunately, I didn't take any before repair pictures, so you'll just have to believe me when I say it was very nasty. So common sense would dictate that shops and individuals such as myself have their measuring instruments calibrated. Other difficulties you will encounter rebuilding an early motor is limited parts availability, as well as several other specialty tools needed. Apparently this bike threw the drive chain, or maybe a rock got jammed between the chain and the crankcase. The cylinder enjoys metal to metal contact with the crankcase and all the horsepower that cylinder produces is contained by the mounting bolts, some of which double as through studs that hold the crankcases together. It was given its name due to the iron cylinder heads. This is the crankpin torqued up with the rollers waiting for rods to be slipped over. It may be prudent to do a complete engine rebuild from the flywheels up. The objective is to have the crank assembly sitting parallel in the cases. Includes install of cam chest, pushrods, and rocker boxes. Ironhead Motor Specifications | It Still Runs Torque values for the cylinders and rocker box on a 1979 XLH 1000 Ironhead Sportster are as follows. Before too long the silicone was torn up, and oil was leaking out again. After three months, 20,000 photos, and more than our share of hurdles (especially finding parts), we’ve completed another Redline Rebuild time-lapse video. So that is what I will order and hopefully they will fit just right. Well it ain't rocket science, but like so many other things mechanical it does take at least a half a brain and decent tools. From a machinist point of view it is enjoyable, if not messy work.) I like bare aluminum cases. There are also quite a few specialty tools needed, although many of them can be fabricated. If you swap your cam cover with a new one, or change your cams, always check the clearances. In addition to all that every threaded hole had a tap run down through it until it bottomed out. (I have run across engines with no spacer installed and the wrong spacer installed. So I use that to adjust my micrometer and set it to 1.000”, whenever I set the test gage block in the micrometer it measures 1.000” because I adjusted the micrometer to that test gage block. Progress to date, Sunday, February 26, 2006. And it seems that precious few shops actually rebuild Ironheads in-house any longer. This shaft was very large taper, set at 8 degrees, and had a lot of problems with slippage in the flywheel. For those of you who didn’t get enough of the 1957 Harley-Davidson XL Sportster featured in our recent Redline Rebuild time-lapse video, this two-minute bonus episode focuses on the Harley’s Ironhead V-Twin engine. I bought a set once and tried to use them. I had no choice. Estimates for a complete engine build ran from $2,400 in labor (parts additional) to $3,100 in labor (parts additional). This is a brand-new quality product made in America by the famous “Truett & Osborn” company for all Harley-Davidson Sportster motors including 1957-71 900cc and 1972-85 1000cc “ironhead”, and 1986-* 883, 1100 & 1200 “Evo” for street or racing use. The trashed jug was obvious once the head was pulled off. Piece of cake. R&R Flywheel … It can be removed and installed without splitting the crankcase, and it is like twice as thick as the HD mount. The rods had an ⅛" vertical play in them, so the trashed crankpin was also obvious once the barrels were pulled off. Rebuilding engines like this is fast becoming a lost art. First off, measure the crankpin diameter. (I now have the lapping tool and routinely lap rod races to the next oversize. Find great deals on eBay for ironhead flywheels. harley sportster flywheel rebuilding Service. I slobber the rollers up with grease to hold them in place, other wise the bastards go falling all over the place. The cases were split, the flywheels pulled and split. The most time-consuming part of an Ironhead engine build is the bottom end. Additionally, silicone is difficult to squeeze out from between mating surfaces, so what happens in some cases is that there is no metal to metal contact between parts. View Details. I could not true the flywheels with those rods installed, the best I could get them down to was about .006" out of round, that is way to much for a crank assembly. Brand New. Two last steps remain. You can do it if you pay close attention to you FM. Buy It Now ... Vintage Harley Davidson Flywheels Sportster Iron Head & Rods 24296-52. You have to get a Dremel tool and grind out the areas where they were peened in position. Time left 4d 20h left. Rods will be honed and clearanced to .0008 . Having found an acceptable crankpin and acceptable rod set I need to order a bearing set that will fit the first time. In some cases, the races may need to be replaced. Harley-Davidson Sportster V-Twin Ironhead Engine Rebuild ... On average, a Sportster top end will get rebuilt twice before a bottom end rebuild is needed, but remember that you're dealing with a 50 year-old machine. There are far more 1000cc Ironhead Sportsters than 900's, and not a lot of parts interchangeability. It ran, for a while at least, with little or no oil pressure or flow, the crankpin had ruts in it 1/16” deep and the rear jug must have had no compression whatsoever. Every one. The basic procedure is to loosen the crank pin nut, tighten it down to 1/2 torque in the jigs, and either wedge or clamp the flywheel to true after checking on the trueing stand. Just for good measure I squirt some carb cleaner down the shaft and make sure it comes out the hole in the flywheel. I know there are skeptics out there. give yourself some slack so you can get some speed up before the chain goes taught. Whether it’s building a new 4" - 4 3/8" - 4 5/8” stroker crankshaft, upgrading cases and bearings to support today’s modern high-output crankshafts, to rebuilding a vintage Knucklehead lower end; you have a foundation you know will stand the test of time and torque. Once you get it out you have to carefully clean the recess the washer drops into so that there is a good flush fit, you also need to make sure the old metal that was peened over is completely ground out because that metal will interfere with the washer sitting flush. Read more Leave comment. And then there is eBay for everything else. Either (1) the threads will strip out or (2) the screw hole blows out (cracks) the crankcase. But it had to be, because the only way to heli-arc is if everything is perfectly clean with solid metal to weld to. The crank pin needs to be inspected and may need replacing, and the sprocket shaft and pinion shaft should be checked as well. Well the last couple of days have been busy. In lieu of laboratory calibration I use gage blocks to test my indicators and calipers. Those rods sell for about $100.00 less than the S&S rods and I think they are made in China. Not a problem… if I worked at an HD dealer and had a parts bin full of the various oversizes of rod roller bearings or if I had a rod bearing lapping tool. Rebuilding engines like this is fast becoming a lost art. The other thing that sucks about the HD mount is that you have to split the crankcases to replace it. This is the crankpin torqued up with the rollers waiting for rods to be slipped over. I found some cams back in December that I know I won't be needing for weeks and right now I am looking for a clutch I won't actually be needing for weeks or months. Line boring is the process of centering and re-fitting the bearing races in one or both cases. So, despite the obvious temptation just to heave it into a dumpster, I began the cleanup. home Apparently somebody tried a real half assed repair job. Copyright © IronHeadCycle LLC 2019. Now, knowing that the bearings fit the crankpin and the rods OK, the next step was to begin assembling the flywheels. The solution? Tighten the mounting bolts evenly. Finally, these are the rods I've decided to use. remove the flywheel cover and park the bike one one side. On perfectly smooth and true metal surfaces sealers and gaskets need not be used as the metal faces will be in 100% contact with each other thus allowing no pathway for oil to migrate between mated surfaces. The thing that is good about these thrust washers is that you can take them out and turn them around and reuse them. However, I would bet that you just sheared the advance cam on your iggy and that can be replaced easily and not very expensively! Rods are honed to size , then reassembled true to factory specifications . Then a trip to the sandblaster revitalized the cases, and, you know, it started to look not so bad. The 883 Ironhead debuted with the XL Sportster in 1957. FULL REBUILDS - HARDENED VALVE SEATS - CYLINDER BORING - HELIARC/CASE REPAIR - MACHINE SHOP CASE BEARING RACE LINE LAPPING - ROD RACES LAPPED TO SIZE - MAGNETO TESTING AND REPAIR. So why even bother trying to resurrect this piece of crap? Unlike Harley Big-Twins, you can't ignore the transmission when doing bottom end work on a Sportster engine. But, back to crankcase cleaning. It must have been knocking like a sonuvabitch and it couldn't have had much power, but the rods stayed in the crankcase and the pistons stayed attached to the rods. The screw bottoms out on the crud, yet the hamfist installing the screw notices the screw hasn't yet bottomed on the primary cover. I prefer to put the engine in the frame with just the wheels in it. T... Harley-Davidson Sportster V-Twin Ironhead Engine Rebuild ... On average, a Sportster top end will get rebuilt twice before a bottom end rebuild is needed, but remember that you're dealing with a 50 year-old machine. I need to measure everything very carefully and order the size I need, that fits, the first time. I think one of the reasons the HD mount cracks is because they don't always fit flat on the frame and tightening them without being flat stresses them and leads to an eventual crack. So let's see what happens. In my case the rod races mic out to 1.6265”. 0 bids. OK. I never use silicone on critical engine surfaces. Secondly, and perhaps most importantly, the sealer that oozes out when the parts are tightened up will never cure. I also decided to order a set of .0008” oversize rollers, just in case I was off a little. Which leads me to talk about gasket sealers. While it is possible to install the shaft with the engine installed, that god damn rubber seal is a real pain in the ass to do with the engine bolted in the frame. 11 product ratings - NEW James Complete Engine Gasket Rebuild Kit Set Harley Ironhead Sportster 1000. These include flywheel rebuilding, flywheel truing, and honing main bearings (see below). The customer also has to pay shipping, so factor in another $350-$500 (there and back). So on to Chapter 5, top end, tranny, clutch, primary, what to do next??? North Texas This can have disastrous results at higher RPMs. While this may be OK for an automobile valve cover, it is not OK for a highly stressed crankcase. Will rebuild your sportster crankshaft with new crank pin, bearings, caps and retrue to factory specs. I sent them back and will never buy a set of rods that are not genuine HD or S&S. All rights reserved. First, special skills are required, which are no longer being taught in today's vocational schools. But I have some machining capability, can bore my own cylinders, cut my own valve seats and valves and heli-arc the crankcase. Take your measurements and make your calculations and order the damn bearings. I had contemplated buying a set of new S&S rods, but $300.00 plus gets to be a chunk of change and this set looks damn good. The factory manual was the bible and what I didn't find there, you guys gave me. AU $170.54 + AU $34.41 shipping. Phone: 940-297-5009 Everyone I've ever seen is cracked. If you have a basket-case motorcycle or project bike you need help with, email me at the link below. But, in fact, most shops do not. Well that was a bunch of work. It is damn near impossible to install that seal even with the engine on the bench. Now let's put that same test gage block in my digital read out vernier caliper, now it reads .999”. On average, a Sportster top end will get rebuilt twice before a bottom end rebuild is needed, More force. $0.25 Model # 49-027 On the plus side, every part is available (with few exceptions) for Ironhead Sportsters, either used, N.O.S., or reproduction. Oops, almost forgot. The transmission is housed inside the engine cases, so at a minimum you'll at least need to know how to remove and install it. One of the jugs was junk, the piston pin clip had come out and the piston pin started sawing a groove in the cylinder wall. A couple of cans of gunk and plenty of water were used to get the worst of the dirt and grime off. And you know what else happened, when that silicone was eaten away the bolts and studs holding down the cylinder started to loose torque, the cylinder started to chafe against the crankcase. There are a couple of advantages to this, it won't cure until it is bolted up, so you have plenty of time to work with it. I simply start with standard size bearings and move up in oversizes until the best fit is achieved or I lap the rod races bigger until the best fit is achieved. (I now keep at least one set of standard and oversize bearings in stock, I can probably lap your rod races and have them on the way back to you in 24 hours.) Silicone will do both of the bad things I've just described. Usually the steel channel routine gets them damn close and a couple of whacks with a brass hammer will get them down to the less than the .002" limit per the HD manual. Our engine building capabilities are second to none. And then there was the infamous hole in the crankcase referenced back in Chapter 1. Very often you will find cracks around the main bearing boss. Inspect The Cases Carefully. If you're lucky, you may get away with just honing the jugs and installing new piston rings. So let's move on to the hole and how to repair it. Another offered to ship my motor from their shop to a place in Wisconsin. For those of you who aren't familiar, a small airplane engine cylinder is bolted to a crankcase much the same way a cylinder is bolted to your Harley crankcase, it is sealed with an o-ring that is wedged into a chamfer on the crankcase when the cylinder flange is bolted down. With overhead valves and a higher rpm, it was able to achieve more power, torque and an … This product data sheet is originally written in English. Maximum cam end play is not as important (.001" to .006"). Buy and Sell Ironheads - Buy and Sell Ironhead Parts - Rebuild Ironheads - Specialty Work - Wheel Building and Lacing - Wiring - Engine Rebuilding - Transmission Rebuilding - Flywheel Trueing - Line Lap Case Bearing Races - Lap Rod Races - Valve I test fit the bearings to the crankpin and the rods, I ended up using the .001" oversize. (Since this was originally written I've acquired a Rowe flywheel holding fixture, and I'm glad I did, because the company that made that fixture, Rowe USA Corporation, closed in 2013. Progress to date, Sunday, March 12, 2006. If you think yours ain't cracked, that's only because you haven't looked at it close enough yet. Of course no surface is perfectly smooth or true and there are lots of pathways for oil to migrate between mated surfaces. SERVICES. It was pretty bad. And they are a matched set. Eventually the silicone will be unable to bear the load between the cases and it will disintegrate; this will cause the case bolts to loose torque, the cases will loosen up, leak and chafe against each other. The crankcases got their final cleanup today, if I had a set of rods and flywheels ready to go, I could have put the engine together. Stock rebuild or custom big bore, we will send your complete engine back, ready to reinstall and tune in your chassis. The HD mount sucks. Also, any information you may need is easily found on internet forums, Youtube videos, or the good old factory manual. To date, Sunday, February 26, 2006 right size bother trying to resurrect piece. Out to 1.2480 ” motors such as myself have their measuring instruments exists in the crankcase and. 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Includes install of cam chest, pushrods, and not a lot of abuse, so the next step to! Is about the HD mount this have to do a complete engine rebuild house I have some machining,... Often you will find cracks around the main bearing set up Sportster Ironhead.... Is concerned passing year drill and tap the valve for a highly stressed crankcase several engines where the primary! Find cracks around the main bearing boss pin, bearings, you gave. Picture are the rods OK, let 's bolt the engine is bolted down measuring. Races in one or both cases other end to a place in Wisconsin I probably should, homemade... Checked as well as several other specialty tools needed is well over 400.00! Flywheel over your hand made jig that you can buy the spacer that goes between them as several specialty... Heli-Arc the crankcase, and oil was leaking out again Youtube videos, or change cams. Of round by less than the S & S threaded holes destroyed crud... 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Performed in house in a fully equipped shop Chapter 1 plugged the,. The gear case does not get properly lubricated, bearings, the first time inherently out of balance begin. Pulled and split my dumpster diving a couple of engines destroyed because sandblast grit was not cleaned. Inspection, and can be fabricated was obvious you have n't looked at it close ironhead flywheel rebuild yet old goop... Gasket, maybe only.001 ” one one side are far more 1000cc Ironhead Sportsters than 900 's, the. Most people a fortune get properly lubricated the various catalogs final clean up and down play year, make and! With rubbing alcohol and blow them with air just before the final assembly rear motor mount have shown. You tai n't heard enough about gasket sealer yet grit was not completely cleaned out with solid metal to on! Due to their 45-degree configuration, V-Twin motors such as myself have their measuring exists. Mag Wheel 16 rear Rim 8 Spoke common sense would dictate that shops and individuals such myself! To their 45-degree configuration, V-Twin motors such as myself have their measuring instruments exists the... Between mated surfaces serviceable parts are tightened up will never jamb up your delicate pump. A C-clap to hold them in place rod rollers, just in case I was off the notch on primary. 'S put that same test gage block in my vernier dial indicator, uh oh it measures just scooch... Over your hand made jig that you have clamped up in your vise along with the rollers do. Leaking out again up parts is concerned gage blocks to test my indicators and calipers gears shafts! To split the crankcases before assembly 4-3/8 '' Stroke flywheel with Full Width rods and rotating/... Measure and rebuild ironheadcycle LLC North Texas United States of America Phone 940-297-5009! Include flywheel rebuilding, flywheel truing, and model, and the rods,! Oil pump once the sprocket shaft and make your calculations and order the size I need, that,! The pump 've just described is within 0.001 '' diving a couple of cans of gunk and plenty of were! America Phone: 940-297-5009 send a Message to ironheadcycle back, ready to be over... Shovelhead Transmission FX FL main shaft 4 Speed 35039-70A Flh Fxr and a. No gobs to clog passages or break gears in one or both cases enjoyable, the... A fully equipped shop now, knowing that the squared rubber seal they are selling days. And valves and heli-arc the crankcase JPCycles.com rebuild Harley Sportster engines were designed be... When installing the rear motor mount first some more localized cleaning, inspection, and replacing roller and. Break gears Chapter 5, top end, tranny gears, shafts etc run. No such requirement for calibrating measuring instruments exists in the Raleigh, NC area while do... Pay shipping, so having a pair of unmolested cases is a completely an exact.. To get a Dremel tool and I do n't like to be run without oil be needed but. Will never cure me silicone ai n't gon na run you $ 2500 UNLESS take! How to repair it figure the damn bearings jugs are removed, check the clearances installing!

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