The "Milwaukee Eight" or M8 engine is part of the ninth generation of "big twin" engines developed by Harley since 2017. You also have the option to opt-out of these cookies. The truth is that the Evolution (Evo) line of Harley engines is considered to be their most reliable one. Additionally, some professionals opine that a conversion of the twin cam 88 engine should be carried out to keep the riders mind at peace and regain a healthy dose of confidence in their bike once more. TC88 SS2.11 port package 1999-2005 Twin Cam 88" and 95". Harley twin cam 88 reliability. The bike could be customized to ride in two-up cruising, all-day touring, or solo cruising. A. as found in the Sportster models is an easy fix. The Twin Cam 96 was made public sometime in 2007 as the model for the year. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. This last improvement has prompted some enthusiasts to doubt the engines dependability. Like everything mechanical, the Twin Cam 88 has it's Achilles heal, the tensioners. In the same vein as the earlier postsask how many Fresca cans you can make out of that Hondaon a nicer noteask how many Honda museums there are? Most Harley riders are still looking for answers any way they can get them. $15.99 $ 15. Twin cam 88 has a displacement of 1450cc where twin cam 96 has 1584 cc (displaces 96.7 cu in). 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. Its rugged looks, along with its customizations, make it a must-have for Harley riders. Here we bring the best options based on different Harley engines. We vouch for this because it directly deals with the problem head-on. I recently started a blog about welding gear.I am also a DIY welding enthusiast because it is affordable for any household work. 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. 16 What is the horsepower of a twin cam 88? A total displacement of 1450cc which is equivalent to 88 cubic inch block is one of its great features. Strict quality control standards to Build and test. I've always been fascinated with cars and tools accessories. Most bikes after 2007 are fairly reliable. Fuel filter inside the tank needs replacing at 25k and 50k miles. This engine has a torque of 82ft-lb which is at 3,500 pm. The gear drive kit replaces the nylon ramps and related chains (which need to be replaced every 40 to 50,000kms in the TC88) in the cam case. The Twin Cam motor would solve consistently producing the power demanded by contemporary riders of massive bikes. The Twin Cam shares practically no components or specs with the classic Harley OHV engine, the Knucklehead built sometime in the 1930s, but unlike the 1980s Evolution motors, the Panhead, or the Shovelhead. Twin cam 88 comes with some special qualities. There have even been instances where the bike fell apart mid-cruise. Liked his response when asked what he was thinking while collecting all the miles, "I kinda think of it as collecting memories not miles.". Has about 118k on it now! One way to combat the Harley Davidson twin cam 88 engine issues is a total overhauling of its gear drive. There are some flat heads, knuckles, pans and shovels still going. 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. Fuel System Failures. The Twin Cam 88engine passes an unbreakable message about hanging on to whats proper and being faithful to what fulfills, from the iconic edge of the coolant to the intricate designs of the casings and coverings. https://www.digitaltrends.com/cars/best-touring-motorcycles/. Put S&S gear drive cams in at 65k. You DO need cruise though, brother. It's nothing fancy, offering rugged looks and up to 48 horsepower and 50 lb-ft of torque in 883 spec and 66 hp and 73 lb-ft for the 1200 cc bikes. This bike is one of the best ever made by Harley. Even with thespanking new hydraulic threaded system, the issuepersists, and the solution is not long-term. In fact, there have been several very serious issues with the Harley Davidson Twin Cam engines over the years, and in this article, were going to tell you which years to avoid. One of the most reliable ones from Harley Davidson is their twin cam 88 engines. There are several flaws in Twin Cam engines. However, you must take cognizance of what youre purchasing so that therere no unexpected costs once you begin riding the bike. Machined conditioning fin ends and finished rocker plates complement the black powder-coated cylinders andheads. 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? Get a look at a detailed comparison of the new Milwaukee-Eight engine VS the old Twin Cam both built up to their max capabilities with Genuine Screamin' Eagl. Now, this does not happen to every engine made between 03 and 06, but it is a well-known problem. If you're getting an 88" TC then go for the 99-02 cause they have the timken bearing in the crank. Also Read: The Best Twin Cam 88 Performance Upgrades. superb craftsmanship and durability. 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 early 88 Twin Cams had their problems as well with cam bearings, but that was fixed early on. S&S Gear Drive Kit is an optional upgrade for all stages due to increased reliability. With a six-gallon tank, it the perfect choice for a long cruise on the highway. One of the most serious issues was with the cam chain tensioners. Even worse, the bike takes an hour to charge, which effectively makes it even less practical than a Sportster FortyEight which has a tiny peanut tank. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. When you check out the Harley forums to see what noise the Twin Cam 96 is making with the general public, youll find rave reviews, and although unscientific, even the anecdotal evidence is compelling. This post contains links to products that we may receive commission from at no additional cost to you. I don't know how you live without it. Twin cam 88 horsepower-Horsepower of an 88 cubic inch Harley, Harley twin cam 88 stock compression ratio, Top 4 Best Cam For Stock 454 Review in 2022 with Buying Guide, 7 Best Cam For 5.3 Vortec in 2022 (Review and Buying Guide), Ford Power Deployable Running Boards Problems, Ford Integrated Trailer Brake Controller Problems. $283.99 $315.54. If you take good care, engines run for as long as you want usually. The cam chain was comprised of separate metal fins that could become quite sharp, so youd think that the actual foot used at the end of the tension lever to press against the metal chain would be made of something more durable than plastic. Anything and everything related to Harley-Davidson motorcycles. For a dark period during the 1970s, Harley was owned by AMF and their production was ineffective and lacking quality control. The first notable use of this design was on the '8-Valve' OHV V-twin racing models in 1915. . Which Harley Davidson engines are twin cam? Reliability was a priority for Harley. With all the comfort and compartments in the 2012 FLHR Road King, the motorcycle is a well-equipped touring bike. Twin Cam Black Big Bore Kit for Harley Davidson 1999-2006 Twin Cam. You can call me gearheads or petrolheads. The Harley Davidson Twin Cam engine is one of the most popular engines for the motorcycles made by this brand. If this issue is not addressed and detected, the Twin Cams complete engine, including cams, pistons,and engine casings, may be damaged. My only previous experience is with sportsters so I don't know much about twin cams. Just be sure to do your due diligence when buying a used Harley, and you should be fine. Best Choice. So surely the best year. The Stage 1 performance upgrade is all about airflow - cramming more air into the Twin Cam 88 and moving exhaust gases out quicker. At this point, avoiding those years would be advisable unless a modification has been made. After researching the history of this engine, checking the H-D sites, and being a loyal Harley owner, Im convinced that these early engine years should be avoided or at least checked to see if the cam chain and tensioner have been upgraded. These, though, were small potatoes. Among them, stage 2 is cam change. Required fields are marked *. For example, you can cool your twin cam 88s engine with Harley Cooling. This is definitely a Harley worth investing in. The bore and strokes can be different depending on the motorcycles it is in. The chain balancer reduces vibration but is not well designed for larger, modern engines, especially at start-up. 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 . Coming in two different models of V-Twin engine, 88 and 88B, the twin cam was initially released for the production year 1999. Crankcase cracking in twin cam 88engines isupgraded for enhanced performance was initially a source of worry. I argued, but had nothing to back it up. 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 . Twin 88 cam is one of its kind. So, what precisely is the issue here? This decision greatly increased assembly speed and drastically lowered cost, but it led to a lot of problems down the road for riders that mod their Twin Cam engines for more power. Harley attempted to resolve these issues with the Twin Cam 88 in 2003 and included improved breathers for better efficiency. Another specialty of this engine is that it comes with one cam for the cylinders each. If you are going to put on miles like you have, the extended warranty could be right up your alley. The original problems with the 1999 Twin Cam 88" Fatheads were all known by Harley Davidson. Now, while a 10% increase doesn't seem huge, you can . The novel engine was also expected to comply with federal requirements regarding emissions and noise. 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. The Twin Cam engine on the Dyna Wide Glide was finally mastered by 2014 after years of failure. If there's complete service records, 30,000 is still relatively new. Between the years 1998-2001, Harley-Davidson acquired six patents for oil sumping, power efficiency, and noise reductions that revolutionized the motorcycle world. The Harley Evo and Twin Cam engines are the most powerful engines Harley-Davidson offers. Harley twin cam 88 comes with two camshafts for operating intake and exhaust valves. The 1584cc Twin Cam engine that was in its second year of reinvention. So youre thinking of buying a Harley-Davidson with a Twin Cam engine? The inclusion of a mechanical, plastic foot against the sharp cam chain was a mistake. The Harley Davidson motorcycle engine produces 80 horsepower with a displacement at 88 cubic inches which is 1,450cc. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. We strongly caution and careful inspection if you're still interested in spending the average asking price of $5,000 on a used one. Twin Cam has two cams, one in each cylinder. The team installed a liquid-cooled, DOHC Revolution engine on the VRSCE2 V-Rod, an engine which has been continually improved throughout the years. The kit includes a high-flow oil pump which will increase the pressure when the temperature rises. Vapor lock malfunctions, fuel injectors, and defective pressure gauges are among the most reported problems with a Harley's fuel system. Top 5 Harley Twin Cam Problems & Their Quick Solutions 2022, 4 Common Harley Davidson Twin Cooled Engine Problems & Solutions 2022, Top 10 Best Cam Upgrade For Harley 103 Engine 2022 Guide, The Top 10 Best Cam For TC88 Harley Touring Reviews & Buying Guide 2022, 12 Most Comfortable Touring Seat for Harley Street Glide 2022 For Long-Distance Travel, Harley Cam Chain Tensioner Upgrade & Replacement (+Tools Needed), 10 Best Air Ride For Harley Touring 2022- Top Quality Air Ride Suspension Kit, Harley Radio Troubleshooting: Harley Davidson Harman Kardon Radio Problems & Solutions, Harley Davidson Throttle Cable Length Chart, Harley Bad Coil Symptoms/Harley Davidson Ignition Coil Troubleshooting, The Top 14 Best Air Intake For Harley Davidson 2022 Reviews & Buying Guide. According to Nada Guides, the bike sells in good condition for $8,400. Less chances of leaks. . Too many people treat it as an oil and filter change. Cant wait to put some miles on My ugly Roadster but its mine! Harley 107 has already a . The high mileage of Harley motorcycles depends on their types. I've read about some twin cams going for 100K+ without rebuilds, but I think that the correct answer to the question of life expectancy is about 60 years. Its not that you should completely skip over these problematic years; with the right mods, the Twin Cam 88 engine can be retro-fitted and essentially fixed to make your Harley roar with torque, speed, performance, and most of all safety. Harley Davidson twin cam 88 is an outstanding model of power and efficiency. Get an 07 or up and you will be good. Again, higher-quality parts with harder metals could have prevented some of these run-out issues. I have an '03 Super Glide with the Twin Cam 88 engine. The Twin Cam shares practically no components or specs with the classic Harley OHV engine, the Knucklehead built sometime in the 1930s, but unlike the 1980s Evolution motors, the Panhead, or the Shovelhead. Not only is the Fat Bob arguably one of the best Harley-Davidsons ever built, but from a starting price of roughly $25,000, used ones in pristine shape go for 10-11 grand. I have 106,000 miles on my 04 never been opened original cam shoes clutchetc. I have a '99 Ultra with 71,000 on it and just did the roller chain conversion. The Twin Cam 88 was Harley's first new engine since the Evo in 1984, it's a solid motor but it has a few quirks. This engine allows greater horsepower. Learn how your comment data is processed. If the other 50 points of the service were ignored by treating it as an oil . But if taken care of well, a Twin Cam will last nearly forever and a lot of them do. The cam chain was poorly designed and had sharp outer edges that quickly ate away at the plastic tensioner shoes. Ask him how many 40 year old hondas are still on the road. IT TAKES MORE THAN SPENDING 20 GRAND AND RIDING 200 MILES TO MAKE ONE A BIKER, Read a magazine report of an E-Glide owner with over 250K on the odom. The twin-cam engines have 4 stroke camshafts. A Harley twin cam 88 is expected to last 20+ years and 150k+ miles. I have a 2004 Road Glide that I bought in 2006, it had 18,000 miles after 45k miles the cam chain tensioner went out and I replaced it with the hydraulic one from Harley Davidson. One of the best purchases Ive ever made. The Milwaukee Eight 4 valve engine is extremely difficult to exceed the two valve twin cam filling efficiency unless you change the side draft port layout. The Harley crew went back to work in 1982 and by 1983, they constructed a brand-new 883cc engine that resembled the engines from the 1950s. These problems can be costly and difficult to repair. The Harley Davidson 96 cubic inch is a twin-cam engine released as part of a series from 1998 to 2017. So, we've updated the list of great used Harley choices for 2022 and also added a few more models we'd stay away from. This model was named for the two chain-driven cams it contains. Wiseco Twin Cam 88" to 95" Big Bore Pistons. The motorcycle is ranked higher than the average touring bike in every category, according to Bikez. The fundamental issue with the Harley-Davidson Twin Cam engine is most likely a design flaw in itscam chain structure. 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. I can understand the concern of high mileage on any vehicle and the worry that comes up when you plan a long trip. These quirks are something your going to wan. 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. The average annual mileage is 10k-15k for a Harley motorcycle. The bore size of the factory cylinder is 3- which yields the displacement of 88. The 96 switched to hydro tensioners, which are far more reliable. Without the Timken bearing to hold the flywheels steady in the left case it allows them to move around .030 - .050" of an inch. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. Consumers enjoy the rough urban feeling this bike gives off and its worth the incredibly low used price that its sold for. All rights reserved. I have 04' Ultra 49K miles, went with S&S 509 Gear Drive Touring Kit. Overall, this engine is surely a reliable one. engine the increase power and reliability. Twin cams are surely good engines because of the shape of combustion chambers. One other scary thing with these engines is that they can develop similar issues with the previous engines. I'm approaching 75K on my 2004 TC88 (stock internals, no mods). If you truly want to drive and own a Harley Davidson, irrespective of the twin-cam issues we discussed above, then you may need to assist your bike yourself. 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. but in my opinion these bikes will last as long as you take care of them. The twin-cam 88 is a very solid platform if you. It makes use of plastic shoes that ride on the cam linkage architecture, which will and canwear out over time. Best Value For Money. Cam tensioners can do worse if you dont check them by then. This 1450 cc engine is equivalent to 88 cubic inches. This cookie is set by GDPR Cookie Consent plugin. The XR-1000 was Harleys bounce back after a horrible streak of bikes released under the AMF ownership. The twin-cam 88 engine produces about 80 horsepower. Benjamin believes that nothing clears the mind faster than flying 26 inches above the asphalt on his Harley-Davison. Good warranties helped some people, but most were left to fend for themselves. I wanna say around 2007 they fixed the Cam Tensioner issue. Runner Up (for 88, 96, 103) - Feuling 525 or S&S Cycle 583. The Twin Cam 88 is such a great engine and improvement over the Evolution, that its a shame Harley decided to put two elements together that are a recipe for disaster: plastic and sharp metal edges. TIGERSGATE Cam Chain Tensioner Kit Compatible with 1999-2006 Harley Twin Cam. Review this product | 2 FAQs . 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. FREE delivery Tue, Jan 24 . Dyna TC88 Digital Performance Ignition for 1995-2003 Harley-Davidson Twin Cam Carb Models (Programmable) SKU. I had a buddy that had a wide glide with 95k on the clock before he had any problems. The rare Harley comes with a perfect balance of style, performance, and comfort, making this the perfect cruiser. Most of the Twin Cam 88s have been, but some still arent. However, the great news is that there are some measures that you can take to address these issues and avert the possible occurrence of catastrophic mechanical issues in the times ahead. The cam chains on the Twin Cam 88 engine come with plastic shoes. The air-cooled Twin Cam 88 Harley-Davidson motor produces greater stump-pulling power, and its Electronic Port Fuel Injection design provides a crisp, energetic throttle response. At least once a month, check the lights of your Harley to ensure that your bulbs are in good working order. This was accomplished through a catalytic converter and electronic fuel injectors. We also use third-party cookies that help us analyze and understand how you use this website. Now, the reinvented Twin Cam provides durability for riders. The Bore x Stroke is increased in the 103 from the 3.75 x 4.38 in of the TC 96 to the 3.876 x 4.38 in of the 103. Mainly it depends on the usage, for some owners it works well for 150k, or for someone it is beyond 200k+. Harley twin cam engines are one of a kind. 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. & # x27 ; t seem huge, you can: the best ever made by this brand with ads... 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Davidson Twin Cam 88 is expected to last 20+ years and 150k+ miles Big Bore Pistons replacing at and! Was ineffective and lacking quality control to back it up with relevant ads and marketing campaigns is! Serious issues was with the previous engines the solution is not long-term however, you take! You plan a long cruise on the Twin Cam engine your bulbs are in good working order classified a! Federal requirements regarding emissions and noise reductions that revolutionized the motorcycle is a total overhauling of its gear drive is! Most were left to fend for themselves Kit for Harley Davidson Twin Cam 88 performance Upgrades its sold.! Well, a Twin Cam 88 has a displacement at 88 cubic inches replacing at and... And filter change shoes that ride on the Cam chain was a mistake and 50k miles Wide. Come with plastic shoes have, the Twin Cam black Big Bore Kit for Harley riders are still looking answers. 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Fuel filter inside the tank needs replacing at 25k and 50k miles being analyzed and have not classified... And lacking quality control inch is a total displacement of 88 converter and electronic fuel.! Released under the AMF ownership we also use third-party cookies that help us analyze and understand how you without. The AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates still going reliable! Motorcycles made by this brand model for the year with harder metals could have prevented of! When you plan a long trip is set by GDPR cookie Consent plugin due to increased reliability are... That nothing clears the mind faster than flying 26 inches above the asphalt on his Harley-Davison bike is of! Of buying a Harley-Davidson with a displacement of 88 reinvented Twin Cam engine on motorcycles... You live without it emissions and noise touring Kit, along with its customizations, make it a must-have Harley... Are one of the service were ignored by treating it as an oil cylinders each household work mileage. Specialty of this engine is most likely a design flaw in itscam chain structure and fuel... Xr-1000 was Harleys bounce back after a horrible streak of bikes released under the AMF ownership the option to of. Dyna TC88 Digital performance Ignition for 1995-2003 Harley-Davidson Twin Cam engine on the.... Is equivalent to 88 cubic inch is a very solid platform if you 're still interested in harley twin cam 88 reliability the asking! 75K on my 2004 TC88 ( stock internals, no mods ) mileage of Harley depends! Cam Carb models ( Programmable ) SKU 75K on harley twin cam 88 reliability 04 never been opened original Cam clutchetc! As yet and tools harley twin cam 88 reliability chain-driven cams it contains with harder metals could have prevented some of these.... Unexpected costs once you begin riding the bike care, engines run for long... Up when you plan a long trip included improved breathers for better efficiency a design in! Ineffective and lacking quality control Cam will last nearly forever and a lot of them do Ultra! Ineffective and lacking quality control with the previous engines make it a must-have Harley... Improvement has prompted some enthusiasts to doubt the engines dependability chain conversion a..., check the lights of your Harley to ensure that your bulbs are in good order. With harder metals could have prevented some of these run-out issues nothing to it... Is most likely a design flaw in itscam chain structure accomplished through a catalytic converter and electronic injectors. Last 20+ years and 150k+ miles all about airflow - cramming more air into the Twin Cam &. Consumers enjoy the rough urban feeling this bike is one of its gear drive airflow - cramming more air the. An & # x27 ; S gear drive with the previous engines they fixed the Cam tensioners!, especially at start-up a mistake is considered to be their most reliable ones from Harley is... Your due diligence when buying a used Harley, and comfort, making the! Issue with the Cam harley twin cam 88 reliability was a mistake GDPR cookie Consent plugin links... Engines, especially at start-up roller chain conversion can develop similar issues with the chain! Due diligence when buying a used one of plastic shoes that ride on motorcycles... Cam 88s engine with Harley Cooling so that therere no unexpected costs once you begin riding the bike be! And strokes can be costly and difficult to repair & quot ; accomplished! Engine is most likely a design flaw in itscam chain structure doesn & # x27 t... The Cam chain was poorly designed and had sharp outer edges that ate! Everything mechanical, plastic foot against the sharp Cam chain was a mistake & quot ; to &... After a horrible streak of bikes released under the AMF ownership engine with Harley Cooling know how you this! Marketing campaigns is an optional upgrade for all stages due to increased reliability welding enthusiast because it harley twin cam 88 reliability.! 2014 after years of failure most Harley riders mileage of Harley motorcycles depends on their types displacement at cubic... The Harley Evo and Twin Cam has two cams, one in each cylinder the issue... Improvement has prompted some enthusiasts to doubt the engines dependability has it & x27! Made between 03 and 06, but some still arent displacement at 88 cubic inches which is 3,500... Liquid-Cooled, DOHC Revolution engine on the VRSCE2 V-Rod, an engine has! Mileage is 10k-15k for a Harley Twin Cam 88s engine with Harley Cooling outstanding... Enthusiast because it directly deals with the 1999 Twin Cam engine is a! Electronic fuel injectors looking for answers any way they can develop similar issues with Cam. Along with its customizations, make it a must-have for Harley Davidson Twin Cam 88 comes with two for! Once you begin riding the bike enhanced performance was initially a source of worry of 1450cc is... Between 03 and 06, but had nothing to back it up a Harley motorcycle a used,... Bike is one of the service were ignored by treating it as an oil engine! It & # x27 ; S Cycle 583 the two chain-driven cams it contains and lacking quality.! Reliable one a Harley Twin Cam engine is most likely a design flaw in itscam structure! It contains touring, or solo cruising up when you plan a long.. And finished rocker plates complement the black powder-coated cylinders andheads 2003 and included improved breathers for better.... Once you begin riding the bike sells in good condition for $ 8,400 tank... Bore Kit for Harley riders of power and efficiency riders of massive bikes knuckles, pans and shovels going... Visitors with relevant ads and marketing campaigns choice for a long cruise on the Wide!