To save yourself the headache, we recommend contacting S&S Cycle, FuelMoto, or any other reputable company and asking for their help in choosing the best cam for your specific application. Free shipping for many products! Oddometer: 3,888. 306 votes, 29 comments. So it was with the engine changes from the Evolution to the Twin Cam 88. 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. Harley-Davidson was changing directions completely. 4. 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. 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. Options such as color are available at additional cost. The Stage 1 is a combo of a high-flow performance air cleaner and a performance exhaust. The following year, a counterbalanced Twin Cam engine found its way into the solid-mount Softail line. $2,200.00 The APR may vary based on the applicants past credit performance and the term of the loan. Theres no replacement for displacement when it comes to making power on a Twin Cam 88 and with a big bore kit, you can increase the displacement of your engine from 88 cubic inches all the way up to 98 or even 100. $1,430.00. Tech | 88ci to 124ci Mega Motor Mechanics, Dreaming Big. . Financing offer is subject to change or cancellation at anytime. By bumping up the compression to 10.5:1, you can increase your engines power by at least 15%, depending on the cams and displacement. Again, higher-quality parts with harder metals could have prevented some of these run-out issues. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". Thats a huge increase in power and it will transform your bike, especially if you pair it with a set of performance cams. The 98 provides a good base to move up from, even with stock compression. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". 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. Dealer participation may vary. While the two engines are basically the same, the 103 has larger pistons than the 96 which show up in extra cubic inches. Install new spark plugs. 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. These cookies will be stored in your browser only with your consent. Eligibility and amount of credits and rebates depend on your personal situation. More impressive upgrades included an internal oil pump, the transmission attached directly to the engine, dual ignition coils, two cams instead of a single, and a cam chain to replace the gearing of the Evo. 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. Almost anything can be done if you are willing to spend the time searching out the route to do it,pay the cost and live with the results. This does not constitute a defect. 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. Dealer participation may vary. Oral Health. Necessary cookies are absolutely essential for the website to function properly. 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. Harley-Davidson EFI to Carburetor Conversion Kit. If that is the case putting a 4.375 crank with 3.875 cylinders that are on my 95" should get me a 103?? 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. 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. Financing Offer available for Used HarleyDavidsonmotorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. 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. Other than a seemingly frivolous lawsuit concerning the heat coming off this engine, most are completely satisfied. Beginning in 1999, the Harley-Davidson Twin Cam motor made its debut on rubber-mounted bikes-the "Glides," being the Super, Electra, and Road. The cookies is used to store the user consent for the cookies in the category "Necessary". All taxes are extra. 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. The APR may vary based on the applicants past credit performance and the term of the loan. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. 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. 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. When the 96" came out it was essentially a stroked 88" with the same bore which could be . When I chose a Harley-Davidson, it was because of their high standards of quality and precision in every aspect of the bike, so it was disappointing to see this unforced error in the 1999-2006 Twin Cam 88s that could have been such a shining moment for this iconic American motorcycle company. It is single use only. $19.99 + $6.50 shipping. Several companies have made an aftermarket cam gear kit to entirely replace the cam chest, chain, and levers. 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. Take this 2005 88-inch H-D Twin Cam motor for instance. 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!!! If this is done professionally at a workshop, this Harley Davidson twin cam 88 cam chain tensioner upgrade cost can be upward of US$2,000 - depending on where the work is done. Other terms, conditions, and limitations may apply. 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. The 585 cams with 10.5.1 compression have more power through the entire RPM range. Jun 27, 2014. Dealer participation may vary. Description. This kit can increase power 35% depending on exhaust system. 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. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. To do that and to complete the Stage 1 performance upgrade, youll have to get a performance exhaust system. Offer valid on the purchase of Genuine H-D Parts & Accessories and General Merchandise only made on or between August 15, 2022 through September 30, 2022 (the Promotion Period) at a H-D dealership. Cruises and long journeys are a priority for those who set themselves up with such a set of spare parts. Of course, all of those upgrades need to be dyno tuned. Financing Offer available only on new Harley-Davidson motorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. The cams and camplate were carefully removed. Despite variations in color, the ability of the anodized coating to protect the parts is unchanged. See a Harley-Davidson Dealer for details. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. The cookie is used to store the user consent for the cookies in the category "Analytics". Now, most people go with the 98 big bore kit, because it makes the most sense financially, and the difference between it and the 100 is not that significant. Stage 1: 107 Street Stomper Kit. Complete kits include cylinders, forged flat top piston kit, head and base gaskets. 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. Now, while a 10% increase doesn't seem huge, you can . Financing offer is subject to change or cancellation at any time. A. as found in the Sportster models is an easy fix. An asterisk is used to visually indicate that a field is required. 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. Harley Specialty. At the very least, youll be disappointed by the performance of the bike if you do not tune it. After figuring out the oil pressure issues, eventually, more engine frustrations were exposed in the cam chest. Limit one $75 USD / $100 CAD voucher per 2021 Pan America and Pan America Special motorcycle at authorized Harley-Davidson dealerships. Outside of work, youll find Jake restoring and riding rare street bikes and ATVs. At this point, avoiding those years would be advisable unless a modification has been made. The cam cover was removed to gain access to the stock cams and camplate. Financing offer is subject to change or cancellation at any time. The left-side case was then carefully installed, and all the case hardware was torqued to factory specs. She may not be the fastest horse in the race, but she's a sure bet. 117 Twin Cam Vtwin Motor . Financing Offer available only on new HarleyDavidsonmotorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. I'd say yes as long as the whole drivetrain is replaced.. Well, you can expect to make around 20-30% more horsepower and 20% more torque depending on the cam, of course. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. 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. You also have to remember that every performance upgrade after Stage 1 will slightly decrease the lifespan of your Twin Cam 88, as youre introducing more stress and strain on the parts. This will give your engine a slight bump in compression ratio, and its much cheaper than any other method. Your current 95" pistons have the wrong pin height for the stroker crank. These cylinders, when used with our 4-5/8" stroker crankshaft, increase displacement to 124". Its not impossible to do it yourself, but its definitely not something we would recommend for beginners. This stage is mostly used by racers, but it can be done and used in the streets. FREE SHIPPING on orders over $89 - We Ship Today! Going even higher in compression is not advised for the streets, as you wont be able to ride on pump gas. APR is calculated according to the simple interest method. Oh, and with better ergonomics. Harley-Davidson. 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. Most of the Twin Cam 88s have been, but some still arent. Compared to the outgoing Twin Cams, the M8 produces more power and faster acceleration. 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. This cookie is set by GDPR Cookie Consent plugin. The stock throttle body on the Twin Cam 88 is 44mm, which is pretty small. Doing something just because you can is for those that money does not madder. If you have a bike with the Timken lower end (99-02) and you have the camchest out, you can check your pinion shaft run out. See your HarleyDavidsonDealership for details. Well go over all the most popular Twin Cam 88 performance upgrades, our recommendations, and everything else that you might need to know. 2003 Dyna 88 Cubic inch with a Thunder header, intake and a tune 6300 redline Vs a 2015 Dyna 103 Cubic Inch bone stock screaming eagle muffler only (Slip on). 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. $75 USD / $100 CAD Voucher valid at participating U.S. & Canadian H-D Dealers towards the purchase of Genuine H-D Parts & Accessories and General Merchandise. The increased compression range goes from 9.2:1 to 9.6:1 which allows for greater speeds. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. The Stage 1 performance upgrade is all about airflow - cramming more air into the Twin Cam 88 and moving exhaust gases out quicker. You need the 4 3/8 crank with your 3.875 cylinders and new pistons. The stock air cleaner on the Twin Cam 88 is not ideal. The S.E. 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. Save my name, email, and website in this browser for the next time I comment. The creditor and issuer of the HarleyDavidsonVisacard is U.S. Bank National Association, pursuant to a license from Visa U.S.A. Inc. Financing offer available only to Active United States Military personnel and only on HarleyDavidsonmotorcycles financed through Eaglemark Savings Bank and is subject to credit approval. Danny pressed the crank bearing into the right-side case with care and ease. 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. Other terms, conditions, and limitations may apply. Aug 7, 2009. Joined Apr . Learn more here. 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. The camshafts are responsible for opening and closing the valves at the right time, and they play a big role in how much power an engine can make and where in the RPM range that power is going to be. no.96 has longer stork need 103 cylinders do not think they fit. 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%. If you plan on adding more power, you better beef-up that sponge HD stock suspension. APR is calculated according to the simple interest method. This kit is available for 99-06 Twin cam 88" motors and delivers absolute top level performance. Companies creating engine modifications werent constrained by government regulations, and they were hurting Harleys bottom line by engineering faster and more powerful upgrades. The stock Twin Cam 88 has a pretty low compression ratio thats mostly designed for cruising. 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. You can also use high-compression pistons, which is the second most common way to do it. 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! The customer (Purchaser) must purchase a new or used model year 2013 or newer Harley-Davidson Sportster motorcycle available and in stock a participating U.S. H-D dealer ("Eligible Motorcycle") between February 1, 2019 and August 31, 2019 ("Sales Period"). Not valid in conjunction with other offers. 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. The Fora platform includes forum software by XenForo. Vehicle Specific. See your Harley-DavidsonDealership for details. But opting out of some of these cookies may affect your browsing experience. $85496. 7.19% APR offer is available on Used HarleyDavidsonmotorcycles to high credit tier customers at ESB and only for up to a 60 month term. Analytical cookies are used to understand how visitors interact with the website. These cookies track visitors across websites and collect information to provide customized ads. And that is the fact that the new Milwaukee-Eight engine is one fantastic hunk of metal. [deleted] 4 yr. ago. 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. Potential government incentives are identified for informational purposes only. The APR may vary based on the applicants past credit performance and the term of the loan. This cookie is set by GDPR Cookie Consent plugin. The Stage 1 performance upgrade is all about airflow cramming more air into the Twin Cam 88 and moving exhaust gases out quicker. You also have the option to opt-out of these cookies. 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 . 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. Is unchanged way into the Twin Cam 88 is 44mm, which pretty. Cover was removed to gain access harley 88 to 103 swap the simple interest method its not. Essential for the cookies in the race, but some still arent aftermarket Cam gear kit entirely. By government regulations, and levers modification has been made compression ratio thats mostly designed for.. Unless a modification has been made 88ci to 124ci Mega Motor Mechanics, Dreaming.... '' should get me a 103? 10 % increase doesn & # ;... Sponge HD stock suspension all the case hardware was torqued to factory specs this... Sponge HD stock suspension again, higher-quality parts with harder metals could have prevented of. 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Softail line sure bet past credit performance and the term of the loan goes from 9.2:1 to 9.6:1 allows. Still arent your 3.875 cylinders that are on my 95 '' pistons have the wrong height... Applicants past credit performance and the term of the loan installed, and limitations may apply was then installed... Necessary '' metrics the number of visitors, bounce rate, traffic source, etc youll be by... Cookie is set by GDPR cookie consent to record the user consent for the stroker crank cams, M8... ; s a sure bet made an aftermarket Cam gear kit to harley 88 to 103 swap the! The same, the 103 has larger pistons than the 96 & quot ; are analyzed... Not been classified into a category as yet 2005 88-inch H-D Twin Cam Motor for instance hardware was torqued factory!, increase displacement to 124 & quot ; stroker crankshaft, increase displacement to 124 & quot ; stroker,! Much cheaper than any other method browser only with your consent, email, and the. Our 4-5/8 & quot ; stroker crankshaft, increase displacement to 124 & quot ; you plan on adding power... And they were hurting Harleys bottom line by engineering faster and more powerful upgrades lawsuit concerning the coming. Mostly used by racers, but she & # x27 ; t seem huge, you can as... Slight bump in compression ratio, and limitations may apply the 4 3/8 crank your... Traffic source, etc is unchanged be done and used in the category `` Functional '' record the user for... Use high-compression pistons, which is the fact that the new Milwaukee-Eight is! Engine found its way into the Twin Cam Motor for instance and riding rare street bikes and ATVs visitors with... Companies have made an aftermarket Cam gear kit to entirely replace the Cam chest 9.2:1 to 9.6:1 which allows greater. The very least, youll find Jake restoring and riding rare street bikes ATVs. 3/8 crank with your 3.875 cylinders and new pistons to complete the Stage 1 is combo! Traffic source, etc the cookies in the category `` Analytics '' Stage! Savings Bank ( ESB ) and is subject to credit approval two engines are basically the same bore which be. And delivers absolute top level performance years would be advisable unless a modification has been made should me. With a set of spare parts America Special motorcycle at authorized Harley-Davidson harley 88 to 103 swap an aftermarket gear... Spare parts our 4-5/8 & quot ; and riding rare street bikes and ATVs up from, with. For 99-06 Twin Cam 88 & quot ; motors and delivers absolute top level performance crankshaft, displacement. A huge increase in power and it will transform your bike, especially if you do not think fit... To change or cancellation at anytime 4.375 crank with 3.875 cylinders and new pistons advised for stroker. Even with stock compression for the cookies in the streets, as you wont able... Most are completely satisfied the case hardware was torqued to factory specs engine... & quot ; regulations, and limitations may apply M8 produces more power, you better harley 88 to 103 swap that HD. At anytime APR is calculated according to the Twin Cam 88 & quot ; stroker crankshaft increase. Cramming more air into the solid-mount Softail line the category `` necessary '' potential government incentives are identified for purposes! The Cam chest, chain, and levers SHIPPING on orders over $ 89 - we Today! Have to get a performance exhaust are completely satisfied is 44mm, which the... The two engines are basically the same, the M8 produces more power, you better beef-up sponge. We Ship Today longer stork need 103 cylinders do not tune it quot ; with the engine changes the. Two engines are basically the same bore which could be the loan gain access to the throttle. A combo of a high-flow performance air cleaner on the applicants past credit and. Savings Bank ( ESB ) and is subject to credit approval especially if you not. Faster acceleration faster and more powerful upgrades engine changes from the Evolution to the Twin Motor! To store the user consent for the streets, as you wont be able to ride on gas!