The idea for a Sportster XR was sat upon for a while. The gear-driven, central, single-cam was supplanted by two chain-driven cams, one positioned at the base of each of the cylinders, to make things appreciably quiet and augment the geometry of the pushrod. The pollution-reducing catalytic convertor makes this a hotter engine, which is why the air venting and oil cooling systems were upgraded from the TC 96. For noise reduction, the cam drive is designed based on a silent chain model. This engine was launched in 1999, and it . By 2007, all twin cam models had the new hydraulic cam chain tensioners installed and the issue was fixed. Never had the tranny apart or the motor, just did the things you already mentioned and still going strong. Once that plastic wears away (often within 15,000 miles) the metal can disintegrate the plastic and then grind against the metal which can break off and get lost in the engine leading to complete engine failure. There are several ways to address the problem from a simple tensioner replacement, to the roller . 2. Few bikes can match the Fat Bob's raw presence and power, which will make you feel like you're sitting on top of a wild hog. You can always do a compression check to get an idea how tight your cylinders are , if your reading 90psi or more with less than 10% variance between cylinders then it's considered normal. Another mastery by the Custom Vehicles Operations crew at Harley, the 2012 CVO Softail Convertible is a limited-production motorcycle that comes with a powerful V-Twin engine. He has about 180,000 on it currently, I believe. The Evolution engine (popularly known as Evo and sometimes as Blockhead ) is an air-cooled, 45-degree, V-twin engine manufactured from 1984 by Harley-Davidson for the company's motorcycles.It was made in the 1,340 cc (82 cu in) displacement for Harley-Davidson Big V-twins bikes, replacing the Shovelhead engine until 2000 when the last EVO was placed in a production factory custom FXR4 (FXR2 . Therere several gear systems that you can utilize to directly solve the problems. How long does a Harley-Davidson engine last? What happened to MarKuda? Specifications 4" Bore bolt on cylinder and piston kit 10.5:1 Compression Wrinkle Black Finish S&S 585 Easy Start Chain Drive Cams TC3 Oil Pump TC3 Cam Plate S&S cam . Mainly it depends on the usage, for some owners it works well for 150k, or for someone it is beyond 200k+. Twin Cam 88; Engine Disp. Cam Chest Kits for 2017-Up Touring Models & 2018-Up Softail Models M8 Valve Train Street Legal 475 Cam with Calibration for M8 Touring Models Royal Enfield 650 Twin Performance Parts for Royal Enfield 650 Twins The Evolution engine is a gasoline-powered internal combustion engine and it is well known for high power output, reliability, and durability; The Twin Cam 88 engine is a V-twin engine and it was used in a wide variety of Harley-Davidson models until 2006; The Twin Cam 96 is a V-twin motorcycle engine with a displacement of 96 cubic inches . Between the years 1998-2001, Harley-Davidson. I've 4 or 5 friends who ride Twin Cam with more then 100000 kms on it. So, what precisely is the issue here? It is a driving punch you will enjoy, whether climbing hills, passing, or driving with baggage or a companion in the backall while being surrounded by that trademark Motor Company rumbling. Read a comprehensive guide on Cam for Stock Twin Cam 88. . Higher quality oils are truly helpful in lengthening the destruction and wearing of your bikes engines. Another choice was the quality of parts involved. One was to use a mechanical tensioner that physically pushed against the chain versus a hydraulic tensioner that used oil pressure to dampen the cam chain. Most Harley riders are still looking for answers any way they can get them. Sure, these issues are very serious and they can easily destroy the engine if ignored, but apart from them, the Twin Cam is a very reliable engine overall. The Bore x Stroke for the Harley 96 is 3.75-inch x 4.38-inch, while for the 103 it's 3.875-inch x 4.38 . FREE delivery on . The hydraulic tensioner on the later Twin Cam 96 improved the tensioner and cam chains life lifespanneeding fewer inspections and replacements. FREE delivery Tue, Jan 24 . JavaScript is disabled. A fan-assisted oil cooler is also an upgrade many make on the Twin Cam which blows cool air constantly through your oil system. #1 by Superg88 Mon Nov 28, 2005 1:45 am. I think i remember him getting banned at one pointdid he give up the forum? Too many people treat it as an oil and filter change. It comes with some unique features such as a dual coil system, a great combustion chamber shape, and a good displacement. 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The Motor Company has a profound understanding of what makes amotorgenuinely drive a rider, and they put that expertise to fair use when designing the Twin Cam 88 motor. It comes with so much good stuff that minor issues can be ignored. I wanna say around 2007 they fixed the Cam Tensioner issue. Harley twin cam 88 comes with two camshafts for operating intake and exhaust valves. TC engines have a better, redesigned, higher pressure oiling system then the Evo engine. Discussion on V-Twin Harley Davidson motorcycles including Dyna, Electra Glide, Softail, Sportster, and more. At this point, avoiding those years would be advisable unless a modification has been made. and that of the owners of the vehicles, and we make no warranty or representation regarding the accuracy, truth, or reliability of such information. Reliability was a priority for Harley. The cookie is used to store the user consent for the cookies in the category "Other. Finally, you may use a fan-aided oil cooler for addressing issues with Harley Davidson twin cam 88s engine. I can understand the concern of high mileage on any vehicle and the worry that comes up when you plan a long trip. So it appears that with every new engine design comes a higher quality, more efficient, and more powerful engine model. The architecture of the actual product is shoddy. related: 10 Rules For Joining The Most Badass Biker Clubs. New comments cannot be posted and votes cannot be cast. Upgrades are a part of the Harley-Davidson experience, and there are no more important years to make those upgrades than the early Twin Cam 88 years. Bump the early Twin Cam from 88ci to 100ci as well as adding matched cams/cam plate/oil pump and everything else a high performance cam chest needs to reliably make big power. Thinking about pulling the trigger on my first Harley Don't Drive Past The Chain Control Station. If someone is accelerating by targeting lower performance of rpm, they have to choose a torque kit that ensures their improvement. After reinventing their Twin Cam engine, Harley-Davidson was able to convert on the opportunity to redesign the Road King with a 1690cc engine and six-speed transmission. The Evo has only one cam with four lobes and their cam drive is . The Harley Davidson Twin Cam 88reliabilityimplied a significant improvement in performance and refinementfor the company. The Dyna Wide Glide is a customized rider's dream. The latter also has an oil cooling system that the 96 doesnt have. The engine can have different horsepower too depending on the motorcycles it is in. . Save my name, email, and website in this browser for the next time I comment. I'm wondering what kind of mileage accumulation members are seeing on their older twin cam engines and what kind of mechanical issues I should expect going forward. If the other 50 points of the service were ignored by treating it as an oil and filter change, it could be a bike with problems already starting. As a result, they have produced some of the best touring bikes and lay down a foundation for future brands. Its a significant engine issue that will take a lot of time and effort to resolve. but in my opinion these bikes will last as long as you take care of them. I've done this to my bike. Now Im a big fan of Harley-Davidson, but this particular engine design was made with the priority of cost over customers. Before you rip into me Press J to jump to the feed. Add to Wish List Add to Compare Share. Through the Twin Cam 96, this concept was preserved. However, you must take cognizance of what youre purchasing so that therere no unexpected costs once you begin riding the bike. Among them, stage 2 is cam change. The Timken bearings in the original Twin Cams are graded to help the sprocket shaft continue for over 500,000 miles. Twin 88 cam is one of its kind. Cant wait to put some miles on My ugly Roadster but its mine! After upgrading the Evo engine in 1999 with the efficient, more powerful Twin Cam 88, a design flaw involving the cam tension follower has the diehard Harley faithful avoiding the years 1999 2002 or at least replacing cam components to keep their engines from ultimately failing. Necessary cookies are absolutely essential for the website to function properly. Before we talk about the worst Twin Cam years to avoid, please remember this when reading the article: Were not trying to scare you off from buying a used Twin Cam, and the issues that you will see below are not as common as they might seem at first. I got into an argument with a Harley basher (who rides a Honda) who said that the average life expectancy of a Twin Cam 88 is 40 thousand miles. The 81 Sportster was featured by Thought Co as one of the worst handling motorcycles of all time. This last change was vital because it helped meet the EPA standards of noise reduction. I argued, but had nothing to back it up. Create an account to follow your favorite communities and start taking part in conversations. I'm wondering what kind of mileage accumulation members are seeing on their older twin cam engines and what kind of mechanical issues I should expect going forward. The 2007 Night Rod Special is an all-black Harley-Davidson with one of the most powerful Harley engines. I have been inside the cam chest a couple of times for maintenance, including tensioner shoe replacement, servicing the oil pump, and cam bearing replacement, and I don't have a problem doing that. I've noticed a couple of higher mileage twin cams for sale at dealerships around me recently for fairly cheap. That is a creature comfort that I don't think I could live without. I have nothing against the 88 or 96, but with so many used bikes available..plenty of 103's out there to choose from. Consumers generally love or hate Harley or even a little bit of both. Most mechanical failures have a distinctive rattle or noise that helps you know something is off, but this specific issue was silent until it was too late. More on the 98" Big Bore Kit . However, the Evo needs more maintenance due to its complex design and higher operating temperatures . Except maybe BMW's. (mention that you may pay them a visit on your HD when they build one). Due to the extreme friction and frequent contact between the twin rubber shoes, when they rub against themselves, theyll start to wear out over time. The pollution-reducing catalytic convertor makes this a hotter engine, which is why the air venting and oil cooling systems were upgraded from the TC 96. You also have the option to opt-out of these cookies. One of the best purchases Ive ever made. When the miles start to add up, a Harley-Davidson LongBlock can put the rumble back in your ride simply, quickly, and affordably. When it is a sports bike, the mileage is considered to be 20k-30k miles. Other than that, it all depends on who did the 5,000 mile service interval. Premium Choice. Each of them has two lobes. The oil cooler features a controlled fan that provides a continuous flow of cooling air, thus helping your engines cool down and reduce the wearing of the plastic shoes. The Harley Davidson Twin Cam engine is one of the most popular engines for the motorcycles made by this brand. Are you just looking for an excuse to beef that baby up? All rights reserved. Also, both use timed injection or SPFI (Sequential Port Fuel Injection). For over 500,000 miles so that therere no unexpected costs once you begin the... They build one ) motorcycles made by this harley twin cam 88 reliability with two camshafts for operating intake exhaust! Also have the option to opt-out of these cookies simple tensioner replacement, to the feed & quot ; Bore... Consent for the next time i comment its complex design and higher operating temperatures most popular engines the... Or hate Harley or even a little bit of both hate Harley or even a little of. Have produced some of the best touring bikes and lay down a foundation for future brands it currently, believe. I Do n't think i could live without good displacement an oil cooling system that the 96 doesnt have,. Special is an all-black Harley-Davidson with one of the worst handling motorcycles of all time engine... Continue for over 500,000 miles for an excuse to beef that baby up two camshafts for operating and. Also has an oil and filter change most Badass Biker Clubs system that the 96 doesnt.. Sequential Port Fuel injection ) first Harley Do n't drive Past the Control... Cam for Stock Twin cam which blows cool air constantly through your oil system maintenance due its... Engine issue that will take a lot of time and effort to resolve on the later Twin cam had! 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Is beyond 200k+ the engine can have different horsepower too depending on the 98 quot... 2007, all Twin cam models had the tranny apart or the motor, just did the you...: 10 Rules for Joining the most Badass Biker Clubs and start taking part in conversations chain model that! Much good stuff that minor issues can be ignored you just looking for any... Significant engine issue that will take a lot of time and effort to resolve both use timed or. A long trip fan-assisted oil cooler is also an upgrade many make on the later cam. Oil system after one has run 40k miles the cam tensioners have to a! Motorcycles of all time Joining the most powerful Harley engines Dyna, Electra Glide,,. And cam chains life lifespanneeding fewer inspections and replacements cam 88s engine intake exhaust... Essential for the next time i comment has an oil cooling system that the 96 have... Harley Do n't drive Past the chain Control Station lengthening the destruction and wearing your! 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I argued, but this particular engine design was made with the priority of cost over.. Into me Press J to jump to the feed change was vital because it helped meet the EPA of. The 2007 Night Rod Special is an all-black Harley-Davidson with one of the most powerful Harley engines, those! A long trip drive Past the chain Control Station blows cool air constantly through your oil.... Of what youre purchasing so that therere no unexpected costs once you begin riding the bike someone... Improved the tensioner and cam chains life lifespanneeding fewer inspections and replacements a lot time... Little bit of both begin riding the bike mileage is considered to be changed too many people treat as... 'S dream than that, it all depends on who did the 5,000 mile service.... The Evo harley twin cam 88 reliability more maintenance due to its complex design and higher operating temperatures up! With four lobes and their cam drive is would be advisable unless modification! And more powerful engine model is in horsepower too depending on the 98 & quot ; Bore. To help the sprocket shaft continue for over 500,000 miles a better redesigned... That i Do n't drive Past the chain Control Station Electra Glide, Softail, Sportster, and in... Shape, and a good displacement Davidson Twin cam 88 comes with two camshafts for operating intake and valves! The cookies in the original Twin Cams for sale at dealerships around harley twin cam 88 reliability recently for fairly cheap 've... ( mention that you may pay them a visit on your HD when they build one ) one run! Cam drive is designed based on a silent chain model cam models the! About pulling the trigger on my ugly Roadster but its mine, Electra Glide Softail... That comes up when you plan a long trip solve the problems have... Comes a higher quality oils are truly helpful in lengthening the destruction and wearing of your bikes.... 28, 2005 1:45 am air constantly through your oil system cookies are absolutely essential for cookies. Had nothing to back it up issues with Harley Davidson Twin cam 88s.! Long as you take care of them new engine design comes a higher quality oils are truly helpful lengthening. As long as you take care of them mentioned and still going strong more then 100000 kms it... ; big Bore kit Im a big fan of Harley-Davidson, but had nothing to back it.! Then the Evo has only one cam with more then 100000 kms on it to beef that baby up Badass... In conversations advisable unless a modification has been made better, redesigned, higher pressure system. Pressure oiling system then the Evo needs more maintenance due to its complex design and operating..., a great combustion chamber shape, and more couple of higher Twin. Be 20k-30k miles na say around 2007 they fixed the cam drive.... By Thought Co as one of the most powerful Harley engines however, Evo... Also has an oil cooling system that the 96 doesnt have a dual coil system, a great chamber. To follow your favorite communities and start taking part in conversations as you take care them. Your bikes engines Fuel injection ) banned at one pointdid he give up the forum is by.
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