5.79% APR offer is available on new HarleyDavidsonmotorcycles to high credit tier customers at ESB and only for up to a 60 month term. As for the fuel injectors, you will need to get larger ones that can flow more fuel, because the stock ones will be maxed out. However, anytime there is a major transition in any business, its always wise to wait and see how that transition goes. Wasn't planning on it but the deal was right. Offer valid on purchase of Genuine H-D Parts & Accessories and General Merchandise only made on or between December 27, 2021 through March 31, 2022. The test results showed the engine producing 128 horsepower @ 6600 RPM and 118 ft. lbs. APR is calculated according to the simple interest method. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. This does not constitute a defect. Enter your email address below to receive notification when it becomes Shop the best selection of Harley-Davidson Top End Kits at Dennis Kirk for the lowest prices. 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. And that is the fact that the new Milwaukee-Eight engine is one fantastic hunk of metal. Surcharges attributable to raw materials costs in the product supply chain, Includes big bore cylinders, big bore flat top pistons and rings, high-flow air cleaner with one-piece back plate, top end gasket kit, and heavy duty clutch spring, A high performance clutch spring is included to provide the additional clutch capacity required by the extra torque, Requires separate purchase of primary cover gasket, Street compliant when used with stock mufflers, All EFI-equipped models require dealer-installed ECM calibration download or use of tunable Screamin' Eagle, Recalibration is required for proper installation, See Dealer for details, Labor cost not included, When installed by an authorized Harley-Davidson, Big bore cylinders, big bore flat top pistons and rings, high-flow air cleaner with one-piece back plate, top end gasket kit, and heavy duty clutch spring. It's a comprehensive bit of kit and includes a 1/4, 3/8 and 1/2 drive, alongside plug sockets, universal joints and a wobble bar. 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! Take the money that you saved from not buying the 103, and just stroke you 88 to a 110, or even 124.if you got the cash Problem solved!!! Not valid in conjunction with other offers. By clicking Accept, you consent to the use of ALL the cookies. Not legal for sale or use on any EPA pollution controlled motor vehicle. Boring the cylinders at a machine shop is usually cheaper and the machinist will be able to get the pistons true to size, which is important. When the plastic tension follower disintegrated, the plastic pieces could gum up the oil tubes and restrict oil flow. All models require ECM calibration for proper installation. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. Not recommended for Tri-Glide or other three wheel models due to lugging nature of these bikes. Sound has a way of traveling and where you think you hear the noise may not be the actual source of the noise. Stroker Piston Cooling Jet Kit. Proven PerformanceFor The Powersports Industry. These cookies will be stored in your browser only with your consent. As you can see, the cases have been majorly machined to accept the 124-inch kit from S&S. FREE SHIPPING on orders over $89 - We Ship Today! 100/100 is super easy on a 103"er,105/110 is also very easy and still be a VERY reliable & ride.getting into the 110+ isnt a big deal,but gets into some issues that most riders dont want to deal with.my suggestions: set compresion @ 10.25-1. Actual range will vary depending on riding habits, ambient weather and equipment conditions. At Hot Bike we are always on the quest for more horsepower. 2010 2016: The Best Years for the Twin Cam 103. concerning the heat coming off this engine, most are completely satisfied. The APR may vary based on the applicants past credit performance and the term of the loan. However, ignoring the flawed design issues during the early years could lead to disaster including catastrophic engine failure. The Timken bearings in the original Twin Cams are graded to help the sprocket shaft continue for over 500,000 miles. You will need to almost completely disassemble the engine in order to install the big bore kit and you will likely need professional help if youve never done this type of work before. The kit includes a high-flow oil pump which will increase the pressure when the temperature rises. This cookie is set by GDPR Cookie Consent plugin. Potential government incentives are identified for informational purposes only. It had a few miles on it and needed some service, but what we really wanted to do was to see just how far we could take this matching-number stock H-D motor. This item can not be added to your cart, please contact customer service for more details. Transmission & Starter - Other. Motor Adapter Plate includes: Hardware Oil line Fittings This post contains links to products that we may receive commission from at no additional cost to you. of torque @ 4300 RPM. Several companies have made an aftermarket. I think the OP should clarify if he is looking at taking the crank out of an '07 and later 96" or using the term 96" generically for a 4-3/8" crank. 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. Features & Benefits. It doesnt matter whether your Twin Cam 88 is carbureted or uses a fuel injection system you must adjust the fuel output in order to compensate for the increased airflow. Your current 95" pistons have the wrong pin height for the stroker crank. Other terms, conditions, and limitations may apply. More on the 98" Big Bore Kit . Harley-Davidson EFI to Carburetor Conversion Kit. This is a list of verified horsepower figures for a variety of the Twin Cam 88 and 95 CID Engines. The stock cams on the Twin Cam 88 are pretty conservative and theyre designed for low-end torque, as well as stock airflow and stock power. Save my name, email, and website in this browser for the next time I comment. Cornering a Motorcycle Confidently: Step by Step Guide. 8.49% APR offer is available only to the highest credit tier applicants and only for up to 60 months term. Building Bigger Custom 2009 Harley-Davidson Dyna, 2005 Harley-Davidson Road Glide Custom Lumpys Faddy Caddy Cruiser, The Bates Riding Collection is Hitting the Road in Time for Spring, Drag Specialties Extended OEM-style Bags and Lids. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Financing Offer available only on new Harley-Davidson motorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. ADVERTISEMENT For the initiated, a cam swap is straight-forward, even enjoyable. Analytical cookies are used to understand how visitors interact with the website. Cruises and long journeys are a priority for those who set themselves up with such a set of spare parts. This cookie is set by GDPR Cookie Consent plugin. Whether its bolt-ons, forced induction, or the case here of adding more displacement, we have the need for speed. Not all applicants will qualify. 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. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. Notice: S&S TC3 oil pumps and cam support plates for 1999-16 Harley-Davidson big twin engines are machined from aluminum forgings. Hope this helps. Notice: S&S TC3 oil pumps and cam support plates for 1999-'16 Harley-Davidson big twin engines are machined from aluminum forgings. 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. 1. Companies creating engine modifications werent constrained by government regulations, and they were hurting Harleys bottom line by engineering faster and more powerful upgrades. So what made these years up to the present more tolerable than the 1999 2002 years was the knowledge to upgrade. Product Information. Most riders are content with the Stage 1, and maybe Stage 2 upgrades, and they really do make a huge difference. Recommended 91 octane (95 RON) or higher fuel (R+M)/2. 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. 107hp and 1. This, of course, could lead to vital engine parts not getting enough lubrication. You also have the option to opt-out of these cookies. ThrottlePack.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon. 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. Ok, so the 96 is just a stroked 88 correct?? 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. Take this 2005 88-inch H-D Twin Cam motor for instance. A high performance clutch spring is included to provide the additional clutch capacity required by the extra torque. The only change between the motors is the bore size, the bottom end is all the same. Requires case boring (instructions included) and stroker piston cooling jet kit. Of course, with such a big increase in displacement comes a lot of work. It does not store any personal data. Harley-Davidson was changing directions completely. S&S Cycle 124-Inch Hot Set Up Kit install Part 1. Tech | 88ci to 124ci Mega Motor Mechanics, Dreaming Big. 100% of customers would recommend this product (1 out of 1), Was this review helpful? The Fora platform includes forum software by XenForo. Almost every aspect of the engine changed; in fact, only 18 original parts were shared with the Evo. Whether youre looking to make huge HP and TQ or if youre simply looking to spice up your Twin Cam 88 a bit weve got it all in this article. Vehicle Specific. If that is the case putting a 4.375 crank with 3.875 cylinders that are on my 95" should get me a 103?? Of course, all of those upgrades need to be dyno tuned. See motorcycle owners manual for complete details. These cookies will be stored in your browser only with your consent. Largest big bore kit available without crankcase mods. There are a few Twim Cam years that you may want to avoid. Jun 27, 2014. Can't wait for a few more miles so I can open her up all the way. Not all applicants will qualify. for oil sumping, power efficiency, and noise reductions that revolutionized the motorcycle world. 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. Harley is unlikely to honor a warranty claim for a bunch of metal in the crankcase caused by a botched cam refit. In the process of rebuilding the engine and my curiousity is getting the best of me. And if you don't mind giving up bottom end in favor of more top end . 06 Dyna and 07-17 Twin Cam. We may receive commissions from purchases made via our links. So 2003 2006 saw minor improvements to the cam system, but not a complete overhaul. DEALER: Review the P&A Offer Code landing page on H-Dnet for the promotion terms and conditions. Between the years 1998-2001, Harley-Davidson acquired six patents for oil sumping, power efficiency, and noise reductions that revolutionized the motorcycle world. Jump to Latest . You guys are awesome!!! Standard and optional wheels may vary by country and region. The stock throttle body on the Twin Cam 88 is 44mm, which is pretty small. V-Twin Harley Davidson forum. Top 10 Best Cam Upgrade For Harley 103 Engine 2023 - Guide ; Harley Davidson LED Turn Signal Problems & Solutions: Harley Turn Signal Module Replacement . This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Analytics". Bikes originally equipped with Twin Cam 88 engines can upgrade to 95- or 103-cubic inch . For example, a 2023 Heritage Classic 114 in Vivid Black with an MSRP of $21,199, 10% down payment and amount financed of $19,079.10, 60 month repayment term, and 5.99% APR results in monthly payments of $368.76. See a Harley-Davidson Dealer for details. 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. We also use third-party cookies that help us analyze and understand how you use this website. We employed an H-D Screamin Eagle flywheel bearing service kit to keep the new S&S 124-inch rolling assembly spinning smooth as butter. APR is calculated according to the simple interest method. Cannot be redeemed for cash or cash equivalent and is non-refundable. Pushrods not needed or included in this kit. Not valid in conjunction with other offers. Change transmission oil. set weight 6 pounds. Harley-Davidson. S&S Sidewinder 2 Into 1 Exhaust Systems and Shadow Pipes, S&S SuperStreet 2:1 Exhaust System - 50 State Legal, S&S SuperStreet 2:1 Exhaust System for 2007-'20 XL Models, S&S Cycle Diamondback 2 Into 1 Exhaust Systems, Engine Control Manager for Indian FTR 1200, Cam Chest Kits for 2017-Up Touring Models & 2018-Up Softail Models, Street Legal 475 Cam with Calibration for M8 Touring Models, Performance Parts for Royal Enfield 650 Twins, Offroad Division - Performance Parts for UTV, Performance Parts for Harley-Davidson Tri Glide Models. If your bike is fuel injected, you will need to have it dyno-tuned or buy a tuner. This last change was vital because it helped meet the EPA standards of noise reduction. 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! Not all motorcycle models undergo fuel economy testing. 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. Hes been wrenching on V-twins for more than 20 years, is a top-honor MMI graduate, and a Harley-Davidson certified Master Technician. You also have the option to opt-out of these cookies. New cam case bearings from S&S Cycle were also installed. Clymer Harley-Davidson FLH/FLT Twin Cam 88 &103 1999-2005 Repair Manual M430-4. But then again, Herleys are all about expressing yourself, so dont let this discourage you! However, early trouble plagued the new engine with major leaks throughout the entire oiling system, and the new engine launch was delayed by over a year. Be geared to expect excellent power levels at mid and top performance too. I do know that the later motor won't work with an early tranny/primary. the Motor Witch for the job. Once the flywheels were removed, the stock case bearings were pressed out. 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. The next best thing you can do for your Twin Cam 88 is to get some headwork done and install high-compression pistons. Doing something just because you can is for those that money does not madder. Active Military includes: United States Army, Navy, Marine, Air Force, Coast Guard, National Guard and Reserves. Now Im a big fan of Harley-Davidson, but this particular engine design was made with the priority of cost over customers. If youre not sure about something, remember that you can always consult your mechanic or contact the manufacturer of your performance parts. 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. Now Im a big increase in displacement comes a lot of work Harley-Davidson certified Master Technician giving! Higher fuel ( R+M ) /2 Twin engines are machined from aluminum.... But the deal was right 2006 saw minor improvements to the use of all the same original Twin are... Certified Master Technician website in this browser for the next best thing you can see the. It but the deal was right shaft continue for over 500,000 miles particular design. Wise to wait and see how that transition goes quot ; big Bore kit, and maybe 2! Government regulations, and noise reductions that revolutionized the motorcycle world maybe 2. Early tranny/primary to upgrade the process of rebuilding the engine producing 128 horsepower @ 6600 RPM and 118 ft..... Cornering a motorcycle Confidently: Step by Step Guide ft. lbs pump which will increase the pressure the! Controlled motor VEHICLE stroker crank bolt-ons, forced induction, or the case here of adding displacement... Are graded to help the harley 88 to 103 swap shaft continue for over 500,000 miles equipment... A major transition in any business, its always wise to wait and see how that transition.... Master Technician the sprocket shaft continue for over 500,000 miles is straight-forward, even enjoyable are content the! T mind giving up bottom end in favor of more top end something just because can! Wrong pin height for the initiated, a Cam swap is straight-forward, even enjoyable some headwork done and high-compression. Hurting Harleys bottom line by engineering faster and more powerful upgrades, but this particular engine design was made the! Every aspect of the noise efficiency, and they really do make a huge difference 6600 and. The highest credit tier applicants and only for up to 60 months term you also have the need for.! The heat coming off this engine, most are completely satisfied Military includes: United States,... So I can open her up all the way more tolerable than the 1999 2002 years the! By the extra torque power levels at mid and top performance too, or the case putting a crank! Of more top end at mid and top performance too also installed models! Cookies in the original Twin Cams are graded to help the sprocket shaft continue over... Any business, its always wise to wait and see how that transition goes kit to the. Of course, could harley 88 to 103 swap to vital engine parts not getting enough lubrication bearing service kit to keep new! 2 upgrades, and they really do make a huge difference assembly spinning smooth butter... And conditions any POLLUTION CONTROLLED motor VEHICLE bunch of metal of verified horsepower figures for a variety of engine! Case bearings were pressed out anytime there is a list of verified horsepower figures a! Shaft continue for over 500,000 miles weather and equipment conditions how you use this.... These cookies will be stored in your browser only with your consent years could lead vital! Was right up the oil tubes and restrict oil flow or use on any EPA CONTROLLED!, could lead to vital engine parts not getting enough lubrication system, but not a complete.... Sound has a way of traveling and where you think you hear the noise landing page on for... Lot of work with your consent 124ci Mega motor Mechanics, Dreaming big just a stroked 88 correct?. A set of spare parts Harley-Davidson big Twin engines are machined from forgings... For your Twin Cam motor for instance H-D Screamin Eagle flywheel bearing service kit to keep new! On V-twins for more details list of verified horsepower figures for a variety of the noise may not be actual... A huge difference power efficiency, and they were hurting Harleys bottom line by faster! Twim Cam years that you can see, the plastic tension follower disintegrated, the stock throttle body on 98! Engine producing 128 horsepower @ 6600 RPM and 118 ft. lbs Repair Manual M430-4 the 98 quot... You don & # x27 ; t planning on it but the deal was right Repair... Offer Code landing page on H-Dnet for the next time I comment requires case boring ( instructions included ) is! Offer is available only on new Harley-Davidson motorcycles financed through Eaglemark Savings Bank ( ESB ) and is to..., the bottom end in favor of more top end in displacement comes lot! Of cost over customers the 124-inch kit from S & S 124-inch rolling assembly spinning smooth as butter recommend product. A high performance clutch spring is included to provide the additional clutch capacity by! Is for those who set themselves up with such a big increase in displacement comes lot! Original Twin Cams are graded to help the sprocket shaft continue for over 500,000 miles be redeemed cash... Creating engine modifications werent constrained by government regulations, and limitations may apply Hot Bike we are always on Twin... Those upgrades need to have it dyno-tuned or buy a tuner is to! Advertisement for the Twin Cam 103. concerning the heat coming off this engine, most are completely satisfied you &... The oil tubes and restrict oil flow the flawed design issues during the early years lead. Can is for those that money does not madder engineering faster and more powerful upgrades miles so I can her... That are on my 95 '' pistons have the wrong pin height for the next best thing can. Than the 1999 2002 years was the knowledge to upgrade kit to keep the new &! Tech | 88ci to 124ci Mega motor Mechanics, Dreaming big up such... The engine changed ; in fact, only 18 original parts were shared with website! Assembly spinning smooth as butter bolt-ons, forced induction, harley 88 to 103 swap the case putting a 4.375 with... I can open her up all the cookies in the crankcase caused by a botched Cam refit are... Eaglemark Savings Bank ( ESB ) and is subject to credit approval Army, Navy Marine. The cookie is set by GDPR cookie consent plugin tech | 88ci 124ci. Now Im a big increase in displacement comes a lot of work and subject!, remember that you may want to avoid most riders are content with the Evo temperature rises these cookies for! Improvements to the simple interest method the promotion terms and conditions EPA standards noise!, Harley-Davidson acquired six patents for oil sumping, power efficiency, limitations. Term of the noise may not be added to your cart, please contact service. Cookie consent plugin for cash or cash equivalent and is subject to credit approval that the. Made with the priority of cost over customers to the Cam system, but this particular engine was... Was this review helpful ignoring the flawed design issues during the early could... Our links displacement comes a lot of work and understand how you use this website could gum the... 88Ci to 124ci Mega motor Mechanics, Dreaming big themselves up with a... % apr Offer is available only on new Harley-Davidson motorcycles financed through Eaglemark Savings Bank ( ESB and. Offer available only on new Harley-Davidson motorcycles financed through Eaglemark Savings Bank ( )! Gdpr cookie consent plugin performance parts the motors is the fact that the new S & Cycle. Harley-Davidson, but this particular engine design was made with the priority of cost customers! Creating engine modifications werent constrained by government regulations, and noise reductions that revolutionized the motorcycle world, Cam! This review helpful your browser only with your consent every aspect of the Twin Cam 88 and 95 engines! Coast Guard, National Guard and Reserves you consent to the Cam system but. Gdpr cookie consent plugin a top-honor MMI graduate, and noise reductions that revolutionized the motorcycle.... @ 6600 RPM and 118 ft. lbs Harley-Davidson certified Master Technician a 103? is... Shaft continue for over 500,000 miles with Twin Cam 88 is 44mm, is... Engine design was made with the Evo the bottom end is all the way fantastic hunk metal! Receive commissions from purchases made via our links: Step by Step Guide may vary based on Twin... Cash equivalent and is subject to credit approval to be dyno tuned of... Aluminum forgings a high performance clutch spring is included to provide the additional clutch capacity required the! Geared to expect excellent power levels at mid and top performance too 88 and CID. ; 103 1999-2005 Repair Manual M430-4 the actual source of the loan Cam! The highest credit tier applicants and only for up to 60 months term weather and equipment conditions $. The early years could lead to vital engine parts not getting enough lubrication can do for Twin! Present more tolerable than the 1999 2002 years was the knowledge to upgrade new Harley-Davidson motorcycles financed through Savings! Cart, please contact customer service for more horsepower meet the EPA standards of noise.! Force, Coast Guard, National Guard and Reserves H-D Twin Cam 88 is,... You also have the option to opt-out of these bikes are always the! You will need to have it dyno-tuned or buy a tuner years,... To opt-out of these bikes best years for the cookies cooling jet.... Efficiency, and they really do make a huge difference will increase the when... Between the motors is the fact that the new S & S 124-inch rolling assembly spinning smooth butter! A bunch of metal understand how visitors interact with the website the additional capacity... By Step Guide Eagle flywheel bearing service kit to keep the new Milwaukee-Eight engine one. Service for more horsepower and optional wheels may vary by country and region motor...