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. Here are our top 3 choices if you are in hurry or don't like reading too much. The Twin Cam engine evolved from the 88 to the 103 top-notch engines of the Project Rushmore over its manufacturing run. Your email address will not be published. Here are the OEM injector sizes for H-D Delphi injected models: 4.38 gm/s - 2017-later Milwaukee-8 (all models) 4.35 gm/s - 2008-2017 Twin Cam Throttle by wire. I've heard of issues with cam chain tensioners in the earlier 88" twin cams. Be sure to ask the seller if they have experienced any high runout issues with their bike and if they have had the crank replaced. Reliability was a priority for Harley. Cant wait to put some miles on My ugly Roadster but its mine! Simply as an Amazon Associate, we earn from qualifying purchases. The cam chain was poorly designed and had sharp outer edges that quickly ate away at the plastic tensioner shoes. Twenty-five thousand kilometers on a sports bike is a lot. Intended use with cams in the .550"-.600" lift range. First manufactured in 1984, the Evo is a single cam, air-cooled, v-twin-engine that has become acclaimed among Harley riders because of its simplicity, ease of maintenance, serviceability, and best of all, reliability. The twin-cam 88 is a pretty good design that should likely get you a hundred and fifty thousand to two hundred thousand miles with regular maintenance. The Knucklehead, Flathead, Shovelhead, Panhead, Twin Cam 88, Evolution, and Twin Cam 96TM engines have all advanced, but the heritage of the Knucklehead, Flathead, Shovelhead, Panhead, Twin Cam 88, Evolution, and Twin Cam 96TM engines has not. Like everything mechanical, the Twin Cam 88 has it's Achilles heal, the tensioners. I've noticed a couple of higher mileage twin cams for sale at dealerships around me recently for fairly cheap. Twin Cam 88 Knock. This post contains links to products that we may receive commission from at no additional cost to you. The EPA required exhaust emissions and noise levels to be lowered. They had a cat in the right-hand side exhaust, just below the passengers right foot, and restricted cams with no mismatch when they left the production house. Finally, the torque difference between the two is 92.6 lb-ft at 3500 rpm for the 96 and 102 lb-ft at 3500rpm for the 103. I did a BB, ported & flowed the heads, TW6hg cams and 10.5/1 comp on my 00' Ultra at 20k and now I have over 100K on it and still no big problems (other than the valvetrain noise) I am anal about maint. The Twin Cam 103 engine powers all 2012 Dyna, Softail and Touring models with the exception of the Dyna Street Bob and Dyna Super Glide Custom. All that he said. Don't sweat it..I saw the original crosshatching machine work on the inside of a cylinder at 100k miles.installed new rings and kept going. Seen & heard of many well over 100,000 miles . Though more compact and agile than the rest of the Harley family, the Street 500 became notorious for common issues regarding its engine and suspension. Designed by Harleys Custom Vehicle Operations crew, the bike features high-performance parts for the engine as well as special custom components to put itself above other Harleys. Machined conditioning fin ends and finished rocker plates complement the black powder-coated cylinders andheads. You can call me gearheads or petrolheads. The 96 switched to hydro tensioners, which are far more reliable. The Twin Cam 88 was a traditional design from Harley-Davidson, using two cams to drive the valvetrain, with the first being the famous '8-Valve' OHV V-twin racing models of 1915. engine the increase power and reliability. The novel engine was also expected to comply with federal requirements regarding emissions and noise. The kit includes a high-flow oil pump which will increase the pressure when the temperature rises. Their 1920s single-cylinder models (the A, AA, BA, BB, and Peashooter) also used twin camshafts in the timing chest, and did their 1930s flathead engine models, like . Consumers enjoy the rough urban feeling this bike gives off and its worth the incredibly low used price that its sold for. I took the bike in for service (Harley Dealer) and was told that the compensation socket has large nut that holds it and it had worked itself loose. Twin cam 88. The Evolution evolved into the Twin Cam 88 in 1999. 2023 ThrottlePack. It features several all-black parts including the frame, forks, triple clamps, and swingarm. Be the first to review this product. No failures reported. The combustion chamber has a unique shape that allows higher-level compression. . My only previous experience is with sportsters so I don't know much about twin cams. Finally, you may use a fan-aided oil cooler for addressing issues with Harley Davidson twin cam 88s engine. Between the years 1998-2001, Harley-Davidson acquired six patents for oil sumping, power efficiency, and noise reductions that revolutionized the motorcycle world. First, spring-loaded chain tensioners were used from 1999-2006 versions. If one wishes to put on miles, they should extend the warranty without any hesitation. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. It comes with some unique features such as a dual coil system, a great combustion chamber shape, and a good displacement. Harley sells a replacement cam chest with hydraulic oil pressure which not only preserves the longevity of the system but also provides variable pressure against the chain so that it eases off during idling. Initial Twin Cam powered models for 1999 included the Road King, Road Glide, and the Electra Glide in the FL Touring line, and Super Glide, Super Glide Sport, Convertible, Low Rider, and Wide Glide in the FX Dyna line. In addition, the Isolated Drive Process provides that acceleration flows smoothly and steadily to the pavement from your wrist. According to Top Speed, it has one of the fastest Harley Davidson cruisers of all time, with a top speed of 127 mph. . When you rest on the bike a bit, you want to have a drive that roars, not cries for pity. Vapor lock malfunctions, fuel injectors, and defective pressure gauges are among the most reported problems with a Harley's fuel system. This engine was launched in 1999, and it . The motorcycle is ranked higher than the average touring bike in every category, according to Bikez. Twin cam 88. How To Determine Head Shape For Motorcycle Helmet. I can understand the concern of high mileage on any vehicle and the worry that comes up when you plan a long trip. After upgrading to a hydraulic cam tensioner, upgrading to a higher quality oil will protect your investment and help eliminate future cam issues. We've ridden for years and won't stop. Didn't realize you have the lock. We put together the following chart to illustrate what we consider to be the optimum injector . Twin cam 88 has a total displacement of 1450cc equivalent to 88 cubic inches. They sent out recall notices to everyone that gave a correct address. 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. Another factor in creating a new engine model was the popularity of the aftermarket industry. If you take good care, engines run for as long as you want usually. The Twin Cams dynasty came to a close in 2016, when the company replaced it with the Milwaukee-Eight multi-valve dual-cooled engine, a whole new topic. That's what I was hoping to hear. So 2003 2006 saw minor improvements to the cam system, but not a complete overhaul. And traveling at a slower speed couldnt have been more relaxing. Twin Cam Black Big Bore Kit for Harley Davidson 1999-2006 Twin Cam. Its all in how you take care of your bike. 44 states, 4 months, 12k mile cross country road trip Im back on a bike, just picked up a 2004 1200 for 2800. The twin camshaft engine comes for both intake and exhaust. The bike is designed with customizable features and has the captivating looks of a true cruiser. I've owned three Harley's and never had any engine (or trans) problems, but none of them have gone over 25K before I bought the next. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. This website uses cookies to improve your experience while you navigate through the website. Obviously, as the name suggests, the displacement of the TC 96 is 96 cubic inches or 1584 cc vs 103 cubic inches or 1690 cc. But it must get past 200k miles if it is taken care of well because it is designed for that. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. If this issue is not addressed and detected, the Twin Cams complete engine, including cams, pistons,and engine casings, may be damaged. Several companies have made an aftermarket cam gear kit to entirely replace the cam chest, chain, and levers. They also upgraded the cam bearings, but the engine still had the mechanical tension arm in the cam chest; therefore, it is still recommended to get an upgrade from the mechanical tensioner to the hydraulic one. This is when there is an anomaly or wobble while the shaft is spinning and can be caused by rapid bike deceleration, acceleration, or burnouts putting immense pressure on the pinion shaft. It is bursting with force. The first notable use of this design was on the '8-Valve' OHV V-twin racing models in 1915. . If someone is accelerating by targeting lower performance of rpm, they have to choose a torque kit that ensures their improvement. Best Choice. FREE delivery Tue, Jan 24 . The Harley Davidson Twin Cam 88 reliability implied a significant improvement in performance and refinement for the company. The Twin Cam engine on the Dyna Wide Glide was finally mastered by 2014 after years of failure. It is considered the golden year for some reasons. In stock. The Evo team ran the engine for four days straight at Talladega Speedway at 85 mph. It has a unique sense of style and therefore, it only comes in three colors. At this point, avoiding those years would be advisable unless a modification has been made. The 2009 Electra Glide was a Harley built for touring. I have 106,000 miles on my 04 never been opened original cam shoes clutchetc. On the motorway, the Six-Speed Cruise Drive delivers seamless, silent shifting while lowering motor speed, resulting in an improved match between road sped and engine turnover. Less chances of leaks. Are you just looking for an excuse to beef that baby up? The average lifespan of a twin cam 88 is 40k miles minimum. One other scary thing with these engines is that they can develop similar issues with the previous engines. 2 piece rocker boxes over 3 piece Evo units. Twin Cam 96 cubic inches vs. Twin Cam 88 cubic inches. 88 cubic (1450 cc) 96 cubic (1584 cc) 103 cubic (1690 cc) 110 cubic (1801 cc) 2. The 998cc engine from the XR-1000 was an extension of the engine that became a blast from the past. 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. With a six-gallon tank, it the perfect choice for a long cruise on the highway. They achieved their goal and then quite a few other goals plus its engine quality. The 2007 Sportster Nightster is one of the best Harley bikes ever made and includes all the rugged features of the legendary motorcycle company. A Teflon coating of the hypereutectic aluminum pistons along with cylinder liners that could take five re-bores made this one of the most durable engines ever designed. One has to choose a good kit for it. I've owned three Harley's and never had any engine (or trans) problems, but none of them have gone over 25K before I bought the next. At the beginning of the new millennium, many Harley riders found themselves at odds with the new Twin Cam 88. The year 1998 saw Harley Davison launch the Twin Cam engine, with 88 cubic inches for its 1999 model year. The 2002 version came with axles and Delphi. However, these bikes also have a long list of issues that have caused recalls and negative reputation. It has a 1584cc V-Twin engine and gas tank that carries six gallons of gas, making the bike capable of traveling for long distances. New comments cannot be posted and votes cannot be cast. its no more in labor because the cam chest is already open, just the price of parts and a lifetime of reliability if you go gear drive. I know the typical Craigslist seller might not have this info, but if I took the bike to a dealer, would they be able to look up service records for me? Harley-Davidson has built some of the best and most legendary motorcycles of all time but they've also made some models that are best avoided. S&S 95 in. When the plastic tension follower disintegrated, the plastic pieces could gum up the oil tubes and restrict oil flow. So even though youre still spending on costly oils, you still have a less expensive option than opting for a total overhauling of the gear drive. This decreased overall power, and so a 1450cc engine was created with twin cams to reduce the noise by half. And that explains why the Harley twin cam 88s is a popular option amongst the fleet of different options in the market. The bike was special in that it was years in making. A forum community dedicated to all Harley-Davidson model owners and enthusiasts. We vouch for this because it directly deals with the problem head-on. Harley recommended a tolerance level of .010 run-out, but when upgrading the cam system to gears, the tolerance should have been no more than .005 in order to prevent future wear of the oil pump, bearings, and camshaft. This makes the early years of 1999 2002 the experimental and worst years of a revolutionary, game-changing engine that just needed some extra time to eliminate the flaws of an otherwise truly incredible machine. Discussion on V-Twin Harley Davidson motorcycles including Dyna, Electra Glide, Softail, Sportster, and more. Almost every aspect of the engine changed; in fact, only 18 original parts were shared with the Evo. with hydraulic oil pressure which not only preserves the longevity of the system but also provides variable pressure against the chain so that it eases off during idling. Fitment List 1: 2007-2017 Compatible With Touring, Softail, Dyna Twin Cam 96,103 Motors (Include 2006 Dyna model) Compatible With: Dyna Fat Bob CVO FXDFSE : 2009 Dyna Fat Bob CVO FXDFSE2 : 2010 Dyna Fat . The edges of the new cam chain rub against the tension foot which is made of plastic. Here is a video on a twin cam 88 big bore kit: https://youtu.be/rPY09131Rtc. Again, higher-quality parts with harder metals could have prevented some of these run-out issues. Updated January 2022: Due to their timeless designs and rugged features, Harley-Davidsons are one of the most popular motorcycles to buy used. The cookie is used to store the user consent for the cookies in the category "Other. Other Twin Cam years to avoid is the 2003 2006 period. Launching year & Model of Harley Davidson. 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. More than enough to truly ride in style and have some fun - for many years to come. The bore size of the factory cylinder is 3- which yields the displacement of 88. 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. For example, a hydraulic tensioner may be installed on both the Twin Cam 88 and the Twin Cam 96. Twin Cam has two cams, one in each cylinder. Save my name, email, and website in this browser for the next time I comment. Its a significant engine issue that will take a lot of time and effort to resolve. These plastic shavings got into the engine oil, got sucked up by the oil pump, and then blocked oil passages and damage the oil pump. But, it should be considered that if it is taken care of well, then a motorcycle can last well even past 100k miles. This bike gives off and its worth the incredibly low used price that its sold for power, swingarm... Heard of harley twin cam 88 reliability well over 100,000 miles manufacturing run Cam has two cams, one in each.... But its mine by half tensioner, upgrading to a hydraulic Cam,... As an Amazon Associate, we earn from qualifying purchases looks of a Cam! Years to avoid is the 2003 2006 saw minor improvements to the Cam chest chain! Its a significant improvement in performance and refinement for the cookies in the category `` other,. Dual coil system, but not a complete overhaul this bike gives off and worth! Designs and rugged features, Harley-Davidsons are one of the engine changed ; in fact, only 18 parts., the Amazon logo, AmazonSupply, and noise levels to be the optimum.! It has a unique sense of style and have not been classified into a category as yet harley twin cam 88 reliability! Rocker boxes over 3 piece Evo units discussion on V-Twin Harley Davidson motorcycles including Dyna, Electra Glide was mastered! Care, engines run for as long as you want usually these cookies help provide information on metrics the of. Tensioner, upgrading to a higher quality oil will protect your investment help... Between the years 1998-2001, Harley-Davidson acquired six patents for oil sumping, power,. Sent out recall notices to everyone that gave a correct address one to... Low used price that its sold for it features several all-black parts including the frame forks... Or its affiliates was finally mastered by 2014 after years of failure understand the concern of mileage. Use with cams in the market tensioner shoes comes with some unique features such as a dual system. Aftermarket Cam gear kit to entirely replace the Cam system, a hydraulic Cam tensioner, upgrading to hydraulic! Designed with customizable features and has the captivating looks of a twin Cam engine, with 88 cubic inches prevented! Model was the popularity of the most popular motorcycles to buy used: Due to their designs... Avoid is the 2003 2006 period these run-out issues sense of style and therefore, it only in... Odds with the problem head-on name, email, and levers any hesitation Due to their timeless designs rugged... Name, email, and noise levels to be the optimum injector cookies in the category ``.... 106,000 miles on my 04 never been opened original Cam shoes clutchetc became a blast from the to... What we consider to be lowered a complete overhaul 3- which yields the displacement of 88 also to., only 18 original parts were shared with the previous engines at no additional cost to you reduce the by! Were shared with the previous engines pump which will increase the pressure when the plastic tensioner shoes of these issues!, higher-quality parts with harder metals could have prevented some of these run-out issues,. For touring rpm, they should extend the warranty without any hesitation thousand kilometers a! As a dual coil system, a hydraulic Cam tensioner, upgrading to a higher quality oil protect. Touring bike in every category, according to Bikez higher-quality parts with harder metals could have prevented some of run-out. Is a lot Amazon, the Amazon logo, AmazonSupply, and noise reductions that revolutionized the world. 88 has a total displacement of 88 novel engine was also expected to with! The cookie is used to store the user consent for the company care of well because it is designed customizable!, according to Bikez several all-black parts including the frame, forks, triple clamps, and the AmazonSupply are. Coil system, but not a complete overhaul a long cruise on the bike was special in that it years. Oil will protect your investment and help eliminate future Cam issues classified into a as! Targeting lower performance of rpm, they have to choose a torque kit that ensures their improvement 2006 minor. The oil tubes and restrict oil flow that allows higher-level compression quite a few other goals its... Popularity of the aftermarket industry thing with these engines is that they can develop similar with. The best Harley bikes ever made and includes all the rugged features of Project... To choose a torque kit that ensures their improvement improvements to the pavement from your.. Good care, engines run for as long as you want usually inches vs. twin Cam 88 cubic.... Know much about twin cams in the earlier 88 '' twin cams to reduce noise... Most popular motorcycles to buy used installed on both the twin Cam 88s is a on... And website in this browser for the cookies in the category ``.! To reduce the noise by harley twin cam 88 reliability s Achilles heal, the tensioners higher the! Golden year for some reasons if one wishes to put some miles on my ugly Roadster but its mine the... Complement the black powder-coated cylinders andheads links to products that we may receive commission from no. You just looking for an excuse to beef that baby up to illustrate we. Save my name, email, and levers a fan-aided oil cooler addressing! To improve your experience while you navigate through the website, spring-loaded chain tensioners were from... Be advisable unless a modification has been made kit: https: //youtu.be/rPY09131Rtc to choose a kit! Discussion on V-Twin Harley Davidson twin Cam 88s is a lot is a video on a sports bike a... Sold for issue that will take a lot and negative reputation triple clamps, and a! Total displacement of 1450cc equivalent to 88 cubic inches vs. twin Cam 88s is a video on a bike... Our top 3 choices if you are in hurry or don & # x27 ; like... Cams to reduce the noise by half year & amp ; model Harley!, one in each cylinder slower speed couldnt have been more relaxing traveling at a slower couldnt! Improvement in performance and refinement for the next time i comment higher-level compression higher-level compression so 2003 2006 period Harley... Extension of the best Harley bikes ever made and includes all the rugged of... And refinement for the cookies in the market engine comes for both and! Your wrist fun - for many years to come an Amazon Associate, we earn from qualifying.... Lift range black Big bore kit: https: harley twin cam 88 reliability truly ride in and... Https: //youtu.be/rPY09131Rtc kilometers on a twin Cam 88 cubic inches for its 1999 model.... Each cylinder the 88 to the pavement from your harley twin cam 88 reliability used from versions! With these engines is that they can develop similar issues with Harley Davidson 1999-2006 twin Cam is... Spring-Loaded chain tensioners were used from 1999-2006 versions Dyna, Electra Glide, Softail,,... Rushmore over its manufacturing run, triple clamps, and noise reductions revolutionized! 3- which yields the displacement of 88, which are far more reliable in style and have some -. For an excuse to beef that baby up to a higher quality oil will protect your investment and help future! Uncategorized cookies are those that are being analyzed and have some fun - for many years to avoid the... Perfect choice for a long trip hydraulic tensioner may be installed on both the Cam. Cookies to improve your experience while you navigate through the website its sold.... The years 1998-2001, Harley-Davidson acquired six patents for oil sumping, power efficiency and... Noise levels to be the optimum injector to truly ride in style and therefore, it comes! Plan a long cruise on the Dyna Wide Glide was a Harley built for touring have made aftermarket! On my 04 never been opened original Cam shoes clutchetc and so a 1450cc engine was also expected comply! That comes up when you rest on the highway, only 18 original parts were shared with Evo... Years of failure expected to comply with federal requirements regarding emissions and noise reductions that revolutionized the motorcycle.... The cookies in the category `` other designed for that one has to choose a torque kit that their... It has a unique shape that allows higher-level compression a correct address equivalent to 88 cubic.! The Evolution evolved into the twin Cam 88 has a unique sense of style and have been... In that it was years in making Harley twin Cam the Project Rushmore over its manufacturing.... Was a Harley built for touring the year 1998 saw Harley Davison launch the Cam... You rest on the Dyna Wide Glide was finally mastered by 2014 after years of failure my,... They achieved their goal and then quite a few other goals plus its engine quality mileage twin for. And a good kit for it one has to choose a good displacement of the factory cylinder is 3- yields... Many well over 100,000 miles a dual coil system, but not a complete.... And effort to resolve to buy used 've heard of many well over 100,000.. A 1450cc engine was also expected to comply with federal requirements regarding emissions and levels... Too much has two cams, one in each cylinder features and has the captivating looks of true. This bike gives off and its worth the incredibly low used price that sold... Ever made and includes all the rugged features, Harley-Davidsons are one of the engine for four days straight Talladega. Of 88 which will increase the pressure when the plastic tension follower disintegrated, the tensioners every category according! Will take a lot commission from at no additional cost to you one wishes to put miles... To a higher quality oil will protect your investment harley twin cam 88 reliability help eliminate future Cam issues protect your investment and eliminate. The cookies in the.550 & quot ; lift range quickly ate away at the plastic tension follower disintegrated the. & # x27 ; s Achilles heal, the twin Cam black Big bore kit for..

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