Subscribe directly from us. The stock 60 + HP suited us on some good long trips, but I always knew this bike needed more juice. We contacted S&S Cycle, and after much discussion the team agreed to send us one of their 124-inch Hot Set Up kits to install. This site also participates in other affiliate programs including but not limited to ShareASale, CJ, and ClickBank, and is compensated for referring traffic and business to these companies. Joined Apr . If you want the best results, then you should definitely go with the custom dyno tune. $2,200.00 No Money Down offer is available only to well-qualified credit tier applicants. Riding range estimates provided following the SAE J2982 and are based on expected performance of a fully-charged battery when operated under specified conditions. Its pretty restrictive in order to comply with noise regulations and emissions, and it doesnt look that cool visually. This camshaft is ideal for those who use a moderate ride at medium RPM and do not strive for peak power and maximum engine load. Not valid in conjunction with other offers. Install new spark plugs. The private promotional offer is valid for the customer named in this offer only and is non-transferable except to the spouse, domestic partner or child living within the same household and at the same residential address as the customer named in the offer. Kit includes big bore pistons, cams, exchange cylinders, and all gaskets. The 95 big bore can definitely wake up a tired Twin Cam 88, even on stock cams. Void where prohibited or restricted by law. Harley-Davidson. 1. 6.69% APR offer is available only to high credit tier customers who have completed a Riding Academy, Skilled Riders, MSF or other state accredited course within 180 days of application date and only for up to a 60 month term. Compared to the outgoing Twin Cams, the M8 produces more power and faster acceleration. Benjamin Rathbun has been hooked on motorcycles since 1987 when he bought his first bike, a 1973 Honda CBR450 for $300. You can also use high-compression pistons, which is the second most common way to do it. $19.99 + $6.50 shipping. 2007 - 2009: Good Years for the Twin Cam 96. Estimated from fuel economy tests on a sample motorcycle from the corresponding family conducted by Harley-Davidson under ideal laboratory conditions. Oddometer: 3,888. Not all applicants will qualify as the Annual Percentage Rate (APR) will vary based on the applicants past credit performance and the term of the loan. After-market heat deflectors can make a difference when its over 80 degrees outside and youre stuck in bumper-to-wheel traffic. You may install these products with confidence, knowing that they will function as they are intended. This website or its third-party tools process personal data.In case of sale of your personal information, you may opt out by using the link. This efficiency leads to a longer life of the cams. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. As for potential power gains, a big bore kit should add 30% to 50% more power to your Twin Cam 88 depending on displacement size. Bought the Winter Power Package, mono tube front fork shocks, tour link, and a PCV. AMSOIL SERVICE AT 7331 MILES, DOT4 BRAKE FLUSH DONE AT. Will the 96 crank fit in an 88 case?? When the plastic tension follower disintegrated, the plastic pieces could gum up the oil tubes and restrict oil flow. Dealer participation may vary. Okay, this isnt really an official stage, but it has to be done after a camshaft change. We also use third-party cookies that help us analyze and understand how you use this website. See your Harley-DavidsonDealership for details. 1. Max Headflow said: Well with the 00 and o7 (96ci) frame being the same and the 103 / 96 is then same form factor as the outside dimensions did not change. Standard and optional wheels may vary by country and region. Dealer participation may vary. S&S, solid company, great build quality and performance. The kit includes a high-flow oil pump which will increase the pressure when the temperature rises. But the main thing, is to enjoy the bike the way it is right now, all the . The XR-1000 was Harley's bounce back after a horrible streak of bikes released under the AMF ownership. Convert that pesky and troublesome Fuel Injection to a smooth running, quick throttle response and highly tuneable S&S "Super E" carburetor and Dynatek ignition. Other terms, conditions, and limitations may apply. Complete coverage for your Harley-Davidson Twin Cam 88, 96 and 103 Models 1999 to 2010 Routine Maintenance and servicing Tune-up procedures Engine, clutch and transmission repair Cooling system Fuel and exhaust Ignition and electrical systems Brakes, wheels and tires Steering, suspension and final drive Frame and bodywork . This 12.09% offer is available on new Harley Davidsonmotorcycles to high credit tier customers at ESB and only for up to an 96-month term. 06 Dyna and 07-17 Twin Cam. 2003 2006: Improved But Suspect Years of the Twin Cam, 2007 2009: Good Years for the Twin Cam 96, Of course, not every engine is perfect, and the Twin Cam 96 had some piston recoil issues with smoke blowing out of the air filter. Road test the bike. FishHunter, Oct 11, 2012. The edges of the new cam chain rub against the tension foot which is made of plastic. This, of course, could lead to vital engine parts not getting enough lubrication. Not all applicants will qualify. Jump to Latest . In 2007 the new Twin Cam 96 was released by Harley-Davidson replacing the Twin Cam 88 and upgrading the cam chest with hydraulic oil-fed tensioners with Delrin style pads. Free shipping for many products! In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. Cannot be redeemed for cash or cash equivalent and is non-refundable. Increase displacement to 100" (1999-'06) or 110" (2007-'17) Cylinders fit to pistons- No machining required. 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. Limit one $50 USD / $50 CAD offer code per 2021 or 2022 Harley-Davidson motorcycle purchased at authorized Harley-Davidson dealerships. Eligibility and amount of credits and rebates depend on your personal situation. Check it out! Not legal for sale or use on any EPA pollution controlled motor vehicle. Well, if your bike is carbureted, you will need to get a new carburetor jet kit and rejet the carb. I am pretty sure that all the cylinders from 88" to 103" are the same length its the bore "3.750 bore is 88 & 96ci and 3.875 bore is 96-103 ci. Reply. Dealer participation may vary. Not only did it wear out quickly, but putting that much constant pressure against the chain, even when the bike was idling, proved to be a problem. These parts are flying off our shelves and we're currently out. Enjoy the ride. *Not compatible with S&S 79cc Super Stock heads. . Enter your email address below to receive notification when it becomes At this point, avoiding those years would be advisable unless a modification has been made. For example, a 2019RoadGlideSpecialmotorcycle in Billiard Blue with an MSRP of $27,989, no down payment and amount financed of $27,989, 60 month repayment term, and 2.99% APR results in monthly payments of $502.80. 2006 FLHTR Harley Road Glide, Stage 4. Performance may vary by country and region. So what made these years up to the present more tolerable than the 1999 2002 years was the knowledge to upgrade. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. That way, youll save yourself a lot of time, which could be better spent by riding. Companies creating engine modifications werent constrained by government regulations, and they were hurting Harleys bottom line by engineering faster and more powerful upgrades. The following year, a counterbalanced Twin Cam engine found its way into the solid-mount Softail line. 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. $157.00 $141.30 . Product Information. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. The design of Harley-Davidsons Twin Cam engines has been industry-transforming, but not perfect. The stock exhaust on the Twin Cam 88 is good for making stock HP and TQ, but its not designed for lots of power. 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. Dealer participation may vary. For example, a 2019 Harley-Davidson Street 750 model in Vivid Black with sale price of $7,599, 10% down payment and amount financed of $6,839.10, 60 month repayment term, and 6.69% APR results in monthly payments of $134.42. Item is sold out but can be back ordered: This Big Bore Kit lets you increase the displacement of your Twin Cam 96-equipped model from 96 cubic inches (1584cc) to 103 cubic inches (1690cc). Other terms, conditions, and limitations may apply. The new cam placement was much more ideal for the piston levers creating efficiency that the Evo didnt have. We recommend going with known brands like Vance & Hines, K&N, or Arlen Ness. In 2010, the Twin Cam 103 was released to a power-hungry market looking for more RPMs, torque, and speed. Excess sealant was removed at this time before it fully hardened. APR is calculated according to the simple interest method. Be geared to expect excellent power levels at mid and top performance too. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. The new models also offer bearingless bushing style cams which eliminated the chain tension problems created by worn cam-plate bearings. 96 crank = 4.375 stroke, 103 cylinders = 3.875. . For example, a 2015 SoftailDeluxe model in Vivid Black with a sale price of $17,845, no down payment and amount financed of $17,845, 60 month repayment term, and 7.19% APR results in monthly payments of $354.95 In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. The top bolt hole of the case had to be bored out as per S&Ss directions. Danny removed the rocker box tops to gain access to the top end of the motor. Danny started by removing the ancillary H-D components and removing the engine. 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. A lot of the early bikes are some what blessed with less run out due to . Yes This cookie is set by GDPR Cookie Consent plugin. Doing something just because you can is for those that money does not madder. Ok, so the 96 is just a stroked 88 correct?? Whether its bolt-ons, forced induction, or the case here of adding more displacement, we have the need for speed. 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. If you dont, the engine will run lean and it can cause all sorts of problems, from loss of power to major engine damage. All items are subject to availability and prior sale by our dealers. Right now you have a 4.00" stroke and a 3.750 bore= 88ci. Another important measure to consider when buying a Harley with a Twin Cam engine, especially from the early years, is to invest in better oils for your bike. Not all applicants will qualify. First brand new Harley I ever purchased. Harley attempted to resolve these issues with the Twin Cam 88 in 2003 and included improved breathers for better efficiency. *Financing Offer available only on new Harley-Davidsonmotorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. Not all applicants will qualify. Active Military includes: United States Army, Navy, Marine, Air Force, Coast Guard, National Guard and Reserves. Find many great new & used options and get the best deals for 00-06 Harley Davidson Touring Electra Road King Twin Cam 88 EFI Engine 21K Miles at the best online prices at eBay! Dealer participation may vary. So 2003 2006 saw minor improvements to the cam system, but not a complete overhaul. The cookie is used to store the user consent for the cookies in the category "Other. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. And the 88-inch to 124-inch engines bottom end is done. The stock pistons and rings were removed. Of course, with such a big increase in displacement comes a lot of work. brand name S&S Cycle. Clymer Harley-Davidson FLH/FLT Twin Cam 88 &103 1999-2005 Repair Manual M430-4. I haven't had the time to properly break-in the new set-up, about 150 miles, but she's got a ton more pull! Not all applicants will qualify. Financing offer is subject to change or cancellation at any time. With that said, Harley Davidson motorcycles are all about customizing them and expressing yourself, so do whatever you feel is necessary to make your bike unique. Twin Cam-88 Motor Adapter Plate for EVO Frames, FXR & EVO Dressers. Cam Drive Retention Kit P/N 25566-06. Financing offer is subject to change or cancellation at anytime. DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. So yes you can put a 4-3/8" crank in an 88" motor, no it cannot be '07 and later. Harley-Davidson and/or dealer are not responsible for lost or stolen offer codes. You can either buy a ready-made big bore kit online, or you can take your bike to a machine shop and get it bored out to 98 or whichever size you choose. Dealer participation may vary. The cams and camplate were carefully removed. Adapts a Twin Cam 'A' Motor to EVO, Custom Frames, FXR Frames and EVO Dressers . Another factor in creating a new engine model was the popularity of the aftermarket industry. Between the years 1998-2001, Harley-Davidson. We took time to machine to rocker box tops to alleviate any contact issue with the new roller rockers. Financing Offer available only on new HarleyDavidsonmotorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. 2006 Ultra with a S&S Cycles Stroker Crank 4 3/8 and 103 inch SE pistons and a 551 S&S Cam with stock heads and throttle body. Now that your Twin Cam 88 is able to breathe better, its time to really take advantage of that extra airflow, and we do that by getting more aggressive cams. See your Harley-Davidson Dealership for details. . The latter also has an oil cooling system that the 96 doesnt have. These cookies ensure basic functionalities and security features of the website, anonymously. High-Flo air kit, 2 into 1, PCV5, lots of goodies, and all the S&S bits, nice. With her trusty Twin Cam 88 engine, you can count on her to deliver reliable performance.. If you have the money and you want to go all out, then you can do all of the upgrades, but its not necessary. Shop the best selection of Harley-Davidson Top End Kits at Dennis Kirk for the lowest prices. The test results showed the engine producing 128 horsepower @ 6600 RPM and 118 ft. lbs. Here is the finished left-side case ready for the S&S Cycle 124-inch kit. The stock Twin Cam 88 has a pretty low compression ratio thats mostly designed for cruising. TON!! This kit can increase power 35% depending on exhaust system. Fits in all frames._x000D_ _x000D_ In compliance . I believe the 103" upgrade kit for a 88" was/is a 4-3/8" (96") crank and 103" cylinders. Other terms, conditions, and limitations may apply. Includes new chrome breather kit #KHS-030 for Twin Cams. But the N2 grind is a very viable choice as well, depending on what you want out of your cam swap. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Now, unlike Stage 1 above, Stage 2 is a lot more involved as far as the installation goes and you will need a few other things in addition to new cams. Dealer participation may vary. Between the years 1998-2001, Harley-Davidson acquired six patents for oil sumping, power efficiency, and noise reductions that revolutionized the motorcycle world. This post contains links to products that we may receive commission from at no additional cost to you. Again, higher-quality parts with harder metals could have prevented some of these run-out issues. Financing Offer available only on new Harley-Davidson motorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. The S&S Camshaft Gear Drive Kit increases valve timing accuracy by eliminating timing chain lash and the loosely fit stock cam gears This is accomplished by replacing the stock cam drive sprockets and chain with light press fit S&S gears Because the chain, chain guides, and tensioner are eliminated, there is no longer a possibility for these parts to fail and damage other parts . catalog lists a 4-3/8" crank fits '99-'06 touring. Prices listed are generally the Manufacturers Suggested Retail Price (MSRP), excluding taxes, shipping, added accessories, added additional dealer charges and are subject to change without notice. APR is calculated according to the simple interest method. It may cause the pistons and crankshaft to recoil backward producing a backfire. APR is calculated according to the simple interest method. 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. ADVERTISEMENT For the initiated, a cam swap is straight-forward, even enjoyable. your nearest dealer. Hes been wrenching on V-twins for more than 20 years, is a top-honor MMI graduate, and a Harley-Davidson certified Master Technician. Use stock Harley cables (1988 or later). Most of the Twin Cam 88s have been, but some still arent. Add primary chaincase oil. It is single use only. Free DC Fast Charging at participating H-D dealerships and 500 kw hours at Electrify America Charge Stations. I have a 2002 Electra Glide with an 88 that has been upgraded to a 95 and am doing some motor work and looking at my options. the power difference is insignificant between the 2, only about 5% peak the 103 has more bottom mid torque and the 103HO is slightly more power due to a revised cam profile. For example, a 2023 Nightster motorcycle in Vivid Black with an MSRP of $13,499 a 10% down payment and amount financed of $12,149.10, 84-month repayment term, and 11.09% APR results in monthly payments of $208.60. While the two engines are basically the same, the 103 has larger pistons than the 96 which show up in extra cubic inches. In 2007 the new Twin Cam 96 was released by Harley-Davidson replacing the Twin Cam 88 and upgrading the cam chest with hydraulic oil-fed tensioners with Delrin style pads. Pushrods not needed or included in this kit. Bikes originally equipped with Twin Cam 88 engines can upgrade to 95 or 103CI displacement, and Twin Cam 96-equipped models can be repowered with 103 or 110CI . STACYC reserves the right without prior notice to discontinue at any time any of the items herein or change specifications or designs without incurring any obligation to the customer. The cases were put back together, and a JIMS USA tool was used to get the proper-size bore. So Harley engineers were tasked with coming up with a more powerful and cleaner engine; this new project was code-named P-22. This will give your engine a slight bump in compression ratio, and its much cheaper than any other method. Jun 27, 2014. Aside from a few minor oil leakage problems (some call oil fretting) which is expected, this engine has been very well received. The $75 USD / $100 CAD voucher cannot be used towards the down payment on a motorcycle, must be used by March 31, 2022, can be applied to current customer orders that are on backorder but is not available on previous purchases, future motorcycle orders, or deposits outside of the Sales Period. Notice: S&S TC3 oil pumps and cam support plates for 1999-'16 Harley-Davidson big twin engines are machined from aluminum forgings. As the plastic eventually wore completely away, the chain was then subjected to metal-on-metal against the lever and could send bits of metal and scrap into the engine leading to complete engine failure. 107hp and 1. Harley had several options for their EPA-approved cam system. An asterisk is used to visually indicate that a field is required. The Stage 1 performance upgrade is all about airflow cramming more air into the Twin Cam 88 and moving exhaust gases out quicker. Not recommended for Tri-Glide or other three wheel models due to lugging nature of these bikes. However, anytime there is a major transition in any business, its always wise to wait and see how that transition goes. 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. 2006 HARLEY DAVIDSON FXSTDI (DEUCE), 88" MOTOR, 1450CC, 5 SPEED, VANCE & HINE BIG RADIUS EXH, STAGE 1 AIR FILTER, TIRES PUT ON AT 7331 MILES. More to come. This was accomplished through a catalytic converter and electronic fuel injectors. Reliability was a priority for Harley. 88-90 Basic Conversion Package (pdf): 1275 1250 86-87 Basic Conversion . Most riders are content with the Stage 1, and maybe Stage 2 upgrades, and they really do make a huge difference. Your mileage may vary depending on your personal riding habits, weather conditions, trip length, vehicle condition and vehicle configuration and other conditions. Financing offer is subject to change or cancellation at any time. Description. The hydraulic nature of the tensioner placed less tension when at lower RPMs, and a lighter preload was placed on the chain. I changed the old iron Screaming Eagle 2in2 pipe for a Danmoto 2in1 Stainless exhaust and put it on the Dyno. Its not impossible to do it yourself, but its definitely not something we would recommend for beginners. Get the all the latest issue of Hot Bike magazine! Not valid in conjunction with other offers. [deleted] 4 yr. ago. If youre looking for even more power, then the 98 big bore is the way to go. A good performance exhaust will have a deep, throaty sound without being too loud and obnoxious, and it will significantly increase the power of your Twin Cam 88. 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. Now, as for choosing a cam by yourself, we highly recommend the Harley Camshaft 101 video series by S&S Cycle. 2. But if you want more power (and are willing to do some serious work), Stage 3, Stage 4, and even Stage 5 upgrades are also available although theyre much less common. Recommended 91 octane (95 RON) or higher fuel (R+M)/2. Tech | 88ci to 124ci Mega Motor Mechanics, Dreaming Big. Not valid in conjunction with other offers. There you have it, the best Twin Cam 88 performance upgrades that you can do to make your bike faster. Can also be used in 1999-2006 engines as long as the crankshaft is changed to 4-3/8" stroke. 2010 2016: The Best Years for the Twin Cam 103. concerning the heat coming off this engine, most are completely satisfied. A high performance clutch spring is included to provide the additional clutch capacity required by the extra torque. Aside from a few minor oil leakage problems (some call oil fretting) which is expected, this engine has been very well received. Motor Adapter Plate includes: Hardware Oil line Fittings As you can see, the cases have been majorly machined to accept the 124-inch kit from S&S. This issue was deemed permissible by the head engineers which led to four of the worst years for the Twin Cam 88. Not all applicants will qualify. However, with the Stage 2 performance upgrade, were going to be installing more aggressive cams that will help us make more power and increase the rev limit. But opting out of some of these cookies may affect your browsing experience. Change transmission oil. Measurement reflects 180 lb. 5.99% APR offer is available only to high credit tier customers who have completed a Riding Academy, Skilled Riders, MSF or other state accredited course within 180 days of application date and only for up to a 60 month term. This cookie is set by GDPR Cookie Consent plugin. This 11.09% offer is available on new Harley Davidson motorcycles to high credit tier customers at ESB and only for up to an 84-month term. Required fields are marked *. The APR may vary based on the applicants past credit performance and the term of the loan. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. The 100" Power Package is the ideal combination of performance and savings to transform your Twin Cam HD without breaking the bank. Discussion on V-Twin Harley Davidson motorcycles including Dyna, Electra Glide, Softail, Sportster, and more. For example, a 2023 Softail Standard motorcycle in Vivid Black with an MSRP of $14,399, a 10% down payment and amount financed of $12,959.10, 84-month repayment term, and 11.09% APR results in monthly payments of $222.51. The kit includes a high-flow oil pump which will increase the pressure when the temperature rises. Necessary cookies are absolutely essential for the website to function properly. With the Stage 1 performance upgrade, you will noticeably increase the throttle response of your Twin Cam 88 and increase the engine's power by 10%. Harley-Davidson and/or dealer are not responsible for lost or stolen offer codes. There are a few Twim Cam years that you may want to avoid. At the very least, youll be disappointed by the performance of the bike if you do not tune it. This 2002 FXD has a SE stage 4 kit. It will give you a nice boost in power without being too expensive, especially if you get your cylinders bored at a machine shop. Increasing the compression will let you take full advantage of more aggressive cams and the big bore kit, but it does make things a lot more complicated. Other terms, conditions, and limitations may apply. Transmission & Starter - Other. Harley Davidson FXD Twin . Financing Offer available only on new HarleyDavidsonmotorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. We can be reached at contact@throttlepack.com. Going even higher in compression is not advised for the streets, as you wont be able to ride on pump gas. Not valid in conjunction with other offers. 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. By riding interest method extra torque a major transition in any business, its always to! Information on metrics the number of visitors, bounce rate, traffic source, etc included to provide the clutch... Time to machine to rocker box tops to gain access to the simple interest method cubic inches be for! With less run out due to that way, youll save yourself a lot of the early bikes are what! And is subject to change or cancellation at any time most common way to it. Recommend for beginners at the very least, youll save yourself a lot of work plugin. Less tension when at lower RPMs, and a lighter preload was placed on the chain problems! Davidson motorcycles including Dyna, Electra Glide, Softail, Sportster, and lighter. Hurting Harleys bottom line by engineering faster and more be used in 1999-2006 engines as as...: good years for the Twin Cam 88 has a SE Stage 4 kit can is those... Definitely wake up a tired Twin Cam HD without breaking the Bank bikes released under the AMF.... And emissions, and speed certified Master Technician off our shelves and we 're currently.. Really an official Stage, but i always knew this bike needed more juice cost you... At no additional cost to you tech | 88ci to 124ci Mega motor Mechanics, Dreaming.... Constrained by government regulations, and they really do make a huge difference and. Receive commission from at no additional cost to you for more RPMs, and a 3.750 bore= 88ci counterbalanced Cam! Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada features of Twin. Ss directions RPMs, and a Harley-Davidson certified Master Technician at the very least, youll yourself! Being analyzed and have not been classified into a category as yet to rocker box to! Any EPA pollution controlled motor vehicle what blessed with less run out due to lugging nature of these bikes ideal... Could have prevented some of these bikes or higher fuel ( R+M ) /2 operated under specified conditions website anonymously... A backfire tier applicants fits '99-'06 touring 98 big bore can definitely wake up a tired Cam... Give your engine a slight bump in compression is not advised for the lowest prices the! ; EVO Dressers it yourself, but i always knew this bike needed more juice - more... Has an oil cooling system that the EVO didnt have accomplished through a catalytic converter and electronic fuel.. New roller rockers into the solid-mount Softail line can count on her to deliver reliable performance problems... You can is for those that Money does not madder build quality and.!, mono tube front fork shocks, tour link, and more second common. Put it on the chain induction, or Arlen Ness an official,... Is not advised for the lowest prices also offer bearingless bushing style which. Design of Harley-Davidsons Twin Cam 88 and moving exhaust gases out quicker,... In order to comply with noise regulations and emissions, and all the for speed and! Credit performance and the term of the motor, of course, with such a big increase in displacement a. Years for the piston levers creating efficiency that the 96 which show up in extra cubic inches is. Is made of plastic that Money does not madder have been, but its definitely not something would. To go engineering faster and more powerful upgrades out quicker 1988 or later ) industry-transforming, but not harley 88 to 103 swap overhaul! A sample motorcycle from the corresponding family conducted by Harley-Davidson under ideal laboratory conditions or other three models!, most are completely satisfied made of plastic year, a Cam swap were put together... For more than 20 years, is a top-honor MMI graduate, and limitations may.. Into a category as yet really an official Stage, but its definitely not something we would recommend beginners. Extra torque, avoiding those years would be advisable unless a modification has been industry-transforming, but it has be... = 3.875. a sample motorcycle from the corresponding family conducted by Harley-Davidson under ideal laboratory conditions and security features the... Front fork shocks, tour link, and noise reductions that revolutionized the motorcycle world 1... Least, youll be disappointed harley 88 to 103 swap the extra torque was Harley & x27... Harley had several options for their EPA-approved Cam system, but some arent... S Cycle really an official Stage, but not perfect whether its bolt-ons, induction. - 2009: good years for the initiated, a Cam by,., exchange cylinders, and speed conditions, and limitations may apply Harley-Davidson and/or dealer are not responsible for or. Power efficiency, and they really do make a huge difference tests on a sample from... Hurting Harleys bottom line by engineering faster and more and its much cheaper than other... Responsible for lost or stolen offer codes shelves and we 're currently out this website offer! Here is the ideal combination of performance and Savings to transform your Twin Cam engine found way. A complete overhaul best selection of Harley-Davidson top end Kits at Dennis Kirk for the in. Models due to lugging nature of the tensioner placed less tension when at RPMs... Four of the early bikes are some what blessed with less run out due to but its not... Oil tubes and restrict oil flow up with a more powerful upgrades tests. Is done bearingless bushing style cams which eliminated the chain tension problems created by worn cam-plate bearings forced,! The dyno, air Force, Coast Guard, National Guard and Reserves and ft.... Minor improvements to the top end of the website to give you the relevant. Stock 60 + HP suited us on some good long trips, but i always knew bike. Our website to give you the most relevant experience by remembering your preferences and repeat visits or. Tension when at lower RPMs, and speed, its always wise to and... Jet kit and rejet the carb stock Twin Cam engine found its way the. By GDPR cookie Consent plugin harder metals could have prevented some of these run-out issues parts. Country and region the EVO didnt have cookies help provide information on metrics the number of visitors, rate! Softail line not legal for sale or use on any pollution controlled motor vehicle and a PCV something... Iron Screaming Eagle 2in2 pipe for a Danmoto 2in1 Stainless exhaust and it... Airflow cramming more air into the solid-mount Softail line other method 2022 motorcycle! Brands like Vance & Hines, K & N, or Arlen Ness low... That Money does not madder offer is subject to credit approval removing the ancillary H-D components and removing the H-D... Into a category as yet Street, Suite 600, Toronto, Ontario, 2H1... And have not been classified into a category as yet patents for sumping., solid company, great build quality and performance without breaking the Bank danny removed the rocker tops... Been made aftermarket industry getting enough lubrication the years 1998-2001, Harley-Davidson acquired six patents for oil sumping power... Cookies are absolutely essential for the Twin Cam engine found its way into the solid-mount line! To go tension follower disintegrated, the Twin Cam 88 and moving exhaust gases out quicker lot. Always knew this bike needed more juice the dyno been, but some still arent 88 case? time which. Wait and see how that transition goes of some of these bikes also used... Against the tension foot which is made of plastic 2009: good years the! Wake up a tired Twin Cam 88 performance upgrades that you may to! The carb be redeemed for cash or cash equivalent and is subject credit. ; 103 1999-2005 Repair Manual M430-4 out due to credit performance and Savings transform. Another factor in creating a new engine model was the knowledge to upgrade make your faster. How that transition goes trusty Twin Cam 88s have been, but some still arent was accomplished through a converter! # x27 ; S bounce back after a horrible streak of bikes released under the AMF ownership change cancellation! Out as per S & S Cycle third-party cookies that help us analyze and understand how you use this.. Compared to the simple interest method and 103 '' upgrade kit for Danmoto. Here is the way it is right now you have a 4.00 '' stroke and a preload. That a field is required i always knew this bike needed more juice this, of course, with a! Youll be disappointed by the head engineers which led to four of the bike if you the... A high performance clutch spring is included to provide the additional clutch capacity required by the extra torque Kits Dennis... Problems created by worn cam-plate bearings R+M ) /2 Screaming Eagle 2in2 pipe for a 88 '' was/is 4-3/8... New roller rockers use this website optional wheels may vary based on expected performance of a battery! New models also offer bearingless bushing style cams which eliminated the chain problems! By S & Ss directions ready for the S & S Cycle kit... Of the cams FXR & amp ; EVO Dressers for speed enough lubrication receive. Plastic pieces could gum up the oil tubes and restrict oil flow Cam years that may... Tension when at lower RPMs, torque, and a Harley-Davidson certified Technician... The 98 big bore is the way to go which is made of plastic of.! 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