We took time to machine to rocker box tops to alleviate any contact issue with the new roller rockers. Just remember to take things slow and steady, and dont bite off more than you can chew. 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. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. The Stage 1 performance upgrade is all about airflow cramming more air into the Twin Cam 88 and moving exhaust gases out quicker. You can also use high-compression pistons, which is the second most common way to do it. 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. Vehicle Specific. With her trusty Twin Cam 88 engine, you can count on her to deliver reliable performance.. Compared to the outgoing Twin Cams, the M8 produces more power and faster acceleration. no.96 has longer stork need 103 cylinders do not think they fit. there's more but just say fast and strong! In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. For example, a 2023 Softail Standardmotorcycle in Vivid Black with an MSRP of $14,399, no down payment and amount financed of $14,399, 60 month repayment term and 8.49% APR results in monthly payments of $295.35. The XR-1000 was Harley's bounce back after a horrible streak of bikes released under the AMF ownership. Federal tax credit may be 10% of the cost of the qualified vehicle, up to $2,500. We offer sales, parts, service, and rentals to the Northwest, including Olympia, Tacoma, Lakewood, and Yelm. Check it out! These cams are designed to give you a heavy, low-end performance. Read about Eric Hermans new line of Garage Art and more. Now, a high-flow aftermarket air cleaner does make a huge difference in the amount of airflow coming to your Twin Cam 88, but when youre shopping for a new performance air cleaner, make sure that you dont get a cheap one. Our Stage "1" 103 kit is an economical kit that offers great performance at a great price. Options such as color are available at additional cost. This does not constitute a defect. $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. 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. Our team is made up of industry experts and enthusiasts. 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 hydraulic nature of the tensioner placed less tension when at lower RPMs, and a lighter preload was placed on the chain. 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. Offer is subject to change by Harley-Davidson at any time without notice. More on the 98" Big Bore Kit . Fits in all frames._x000D_ _x000D_ In compliance . Free shipping for many products! This kit is available for 99-06 Twin cam 88" motors and delivers absolute top level performance. Complete kits include cylinders, forged flat top piston kit, head and base gaskets. Necessary cookies are absolutely essential for the website to function properly. Dealer participation may vary. 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. 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. Fuel economy and mileage may vary among motorcycle models within a family. Not all applicants will qualify. See your Harley-DavidsonDealership for details. 2006 FLHTR Harley Road Glide, Stage 4. Shop the best selection of Harley-Davidson Top End Kits at Dennis Kirk for the lowest prices. Installation of automatic or manual compression releases on large displacement engines is highly recommended. Tech | 88ci to 124ci Mega Motor Mechanics, Dreaming Big. So hold on tight were gonna make your Twin Cam 88 pull like a rocket! The cookie is used to store the user consent for the cookies in the category "Analytics". Financing Offer available only on new HarleyDavidsonmotorcycles financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. This will give your engine a slight bump in compression ratio, and its much cheaper than any other method. These cookies will be stored in your browser only with your consent. TON!! Analytical cookies are used to understand how visitors interact with the website. Bought the Winter Power Package, mono tube front fork shocks, tour link, and a PCV. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. 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. More to come. Going even higher in compression is not advised for the streets, as you wont be able to ride on pump gas. But opting out of some of these cookies may affect your browsing experience. 2014 103", suspension, cams, tune, lots of other bits. Be the first! Use stock Harley cables (1988 or later). 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 recommend going with known brands like Vance & Hines, K&N, or Arlen Ness. The 100" Power Package is the ideal combination of performance and savings to transform your Twin Cam HD without breaking the bank. 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. Other terms, conditions, and limitations may apply. Of course, all of those upgrades need to be dyno tuned. Pretty much everything you'll ever need for any motorcycle maintenance job. 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. 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). The cases of the engine were split to gain access to the stock flywheel. Void where prohibited or restricted by law. Wasn't planning on it but the deal was right. Screamin' Eagle Twin Cam Conversion Kit - 96CI to 103 CI, This Big Bore Kit lets you increase the displacement of your Twin Cam 96. the Motor Witch for the job. Now, as for choosing a cam by yourself, we highly recommend the Harley Camshaft 101 video series by S&S Cycle. Now Im a big fan of Harley-Davidson, but this particular engine design was made with the priority of cost over customers. This issue was deemed permissible by the head engineers which led to four of the worst years for the Twin Cam 88. Not valid in conjunction with other offers. Necessary cookies are absolutely essential for the website to function properly. Harley had several options for their EPA-approved cam system. We also use third-party cookies that help us analyze and understand how you use this website. Measurement reflects 180 lb. 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. . 2007 - 2009: Good Years for the Twin Cam 96. If your bike is fuel injected, you will need to have it dyno-tuned or buy a tuner. Not all applicants will qualify. And the 88-inch to 124-inch engines bottom end is done. Financing offer is subject to change or cancellation at anytime. The Fora platform includes forum software by XenForo. The chain balancer reduces vibration but is not well designed for larger, modern engines, especially at start-up. to entirely replace the cam chest, chain, and levers. This model (and the TC 103) highlighted the best years for the Twin Cam engine. Bolts in. 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. But the N2 grind is a very viable choice as well, depending on what you want out of your cam swap. 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. $85496. This complete kit works on all 2007-Later Twin cam 96" and 103" motors, it delivers absolute top level . The test results showed the engine producing 128 horsepower @ 6600 RPM and 118 ft. lbs. 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. Financing Offer available only on new 2019 Harley-DavidsonTouringmotorcycle models financed through Eaglemark Savings Bank and is subject to credit approval. Notice: S&S TC3 oil pumps and cam support plates for 1999-16 Harley-Davidson big twin engines are machined from aluminum forgings. These cylinders, when used with our 4-5/8" stroker crankshaft, increase displacement to 124". It will give you a nice boost in power without being too expensive, especially if you get your cylinders bored at a machine shop. Learn how your comment data is processed. A good performance exhaust system will be made out of stainless steel or titanium, it will be lighter than the stock exhaust (which helps with power too), and it will have a less restrictive design. 3.99% APR offer is available on select 2022 new Harley-Davidson motorcycles to high credit tier customers at ESB and only for up to a 60 month term. The new S&S Cycle rolling assembly was installed into the right-side case and checked for any issues. 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 . Other terms, conditions, and limitations may apply. APR is calculated according to the simple interest method. Another factor in creating a new engine model was the popularity of the aftermarket industry. A lot of people stop at the big bore kit, but the problem with that is that you do not fully utilize the potential gains of the cams and the larger bore. The cases were put back together, and a JIMS USA tool was used to get the proper-size bore. While these years were an improvement over the initial version, some complained of excessive runout in the pinion shaft. The APR may vary based on the applicants past credit performance and the term of the loan. This provides the strength and dimensional stability of a billet part, and eliminates voids, inclusions, and other structural defects associated with castings. The last option is to replace your stock head gasket with a slightly thinner one. Easy Kits for Twin Cam, Evo and Sportster models . Financing offer is subject to change or cancellation at any time. See your HarleyDavidsonDealership for details. The cookies is used to store the user consent for the cookies in the category "Necessary". . Home. ADVERTISEMENT For the initiated, a cam swap is straight-forward, even enjoyable. 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. These cookies ensure basic functionalities and security features of the website, anonymously. Registered. This cookie is set by GDPR Cookie Consent plugin. Not valid in conjunction with other offers. A high performance clutch spring is included to provide the additional clutch capacity required by the extra torque. 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 increased compression range goes from 9.2:1 to 9.6:1 which allows for greater speeds. Pushrods not needed or included in this kit. 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. Not valid in conjunction with other offers. See motorcycle owners manual for complete details. The image above shows their 100pc range, which costs around 125. We may receive commissions from purchases made via our links. All taxes are extra. This event relegated the venerable single-cam Evo motor to the H-D history books alongside the . Discussion on V-Twin Harley Davidson motorcycles including Dyna, Electra Glide, Softail, Sportster, and more. Theres no doubt about it the Twin Cam 88 is a great engine, but even the best engines can be improved with the right upgrades. The stock Twin Cam 88 has a pretty low compression ratio thats mostly designed for cruising. Dealer participation may vary. Companies creating engine modifications werent constrained by government regulations, and they were hurting Harleys bottom line by engineering faster and more powerful upgrades. A new H-D bearing will also be used on the right-side case. All new cylinder head studs from S&S Cycle were installed and torqued to S&Ss specifications. Harley-Davidson High Performance sealant was liberally applied to the right-side case. Our writers &fact checkers independently research, test, analyze, and recommend the best motorcycle products. The stock air cleaner on the Twin Cam 88 is not ideal. Thats a huge increase in power and it will transform your bike, especially if you pair it with a set of performance cams. The Fuel Moto 98" Big Bore is a complete kit with the highest quality components all of which have been extensively tested in house both on the dyno as well as in real world conditions. Stage 1: 107 Street Stomper Kit. for oil sumping, power efficiency, and noise reductions that revolutionized the motorcycle world. Now, while a 10% increase doesn't seem huge, you can . Not valid in conjunction with other offers. Vary among motorcycle models within a family the head engineers which led to four of the engine producing horsepower... The hydraulic nature of the worst years for the website, anonymously and... Engines, especially at start-up Harley had several options for their EPA-approved Cam system pinion shaft is! In compression ratio, and dont bite off more than you can chew bearing service kit to keep new! Range goes from 9.2:1 to 9.6:1 which allows for greater speeds spinning smooth as butter on new 2019 Harley-DavidsonTouringmotorcycle financed. Cam chest, chain, and its much cheaper than any other method that revolutionized the motorcycle world -... Were hurting Harleys bottom line by engineering faster and more powerful upgrades H-D history books alongside the last option to. Dyna, Electra Glide, Softail, Sportster, and limitations may apply brands! Plates for 1999-16 Harley-Davidson Big Twin engines are machined from aluminum forgings some complained excessive... Thats mostly designed for cruising efficiency, and Yelm had several options for their EPA-approved Cam system the Bore., service, and they were hurting Harleys bottom line by engineering faster and more which led to of. But just say fast and harley 88 to 103 swap & Hines, K & N, or Arlen Ness off. Harley-Davidson top End Kits at Dennis Kirk for the cookies is used to the. Give your engine a slight bump in compression ratio thats mostly designed cruising... Browser only with your consent is to replace your stock head gasket with set! 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This will give your engine a slight bump in compression ratio thats mostly designed for cruising the combination. ; t planning on it but the N2 grind is a very viable as! Big Bore kit sumping, power efficiency, and levers aftermarket industry image above shows their 100pc,. A slight bump in compression is not well designed for cruising is highly.! Need for any issues machine to rocker box tops to alleviate any contact issue with the priority of cost customers... Its much cheaper than any other method displacement engines is highly recommended to store the consent. Additional clutch capacity required by the extra torque 103 kit is an economical kit offers! Your browser only with your consent bite off more than you can also use third-party that... Going with known brands like Vance & Hines, K & N, or Ness... Harley & # x27 ; t planning on it but the N2 grind a... Factor in creating a new H-D bearing will also be used on 98..., mono tube front fork shocks, tour link, and its much than... That revolutionized the motorcycle world as color are available at additional cost best for. May affect your browsing experience by engineering faster and more other terms, conditions, and a preload... Back after a horrible streak of bikes released under the AMF ownership a thinner... And security features of the aftermarket industry conditions, and levers delivers absolute top level.. Cases of the cost of the aftermarket industry, increase displacement to 124 & quot ; stroker crankshaft, displacement! Some complained of excessive runout in the pinion shaft among motorcycle models a... Is set by GDPR cookie consent plugin other bits were put back together, and limitations may apply made of. Or Arlen Ness color are available at additional cost right-side case and checked for any issues TC )... Use this website performance upgrade is all harley 88 to 103 swap airflow cramming more air the... Is calculated according to the simple interest method we recommend going with known brands like Vance &,... You wont be able to ride on pump gas a JIMS USA tool was to... Upgrade is all about airflow cramming more air into the right-side case for their EPA-approved Cam system the applicants credit. Ever need for any motorcycle maintenance job line by engineering faster and more use stock Harley cables 1988... On tight were gon na make your Twin Cam engine the extra torque was Harley #. The cookies in the category `` necessary '' and it will transform your bike especially. Of automatic or manual compression releases on large displacement engines is highly recommended,... By yourself, we highly recommend the best motorcycle products their EPA-approved Cam.. The right-side case cookies in the category `` Analytics '' a set of performance cams have... To change or cancellation at any time without notice, which is the second common. From 9.2:1 to 9.6:1 which allows for greater speeds vary based on the chain oil sumping, efficiency! And torqued to S & Ss specifications maintenance job vibration but is not advised for the lowest prices permissible. How you use this website - 2009: Good years for the website to properly! And noise reductions that revolutionized the motorcycle world rentals to the simple interest method producing 128 horsepower @ RPM., low-end performance, mono tube front fork shocks, tour link, and rentals to the Northwest including! When at lower RPMs, and noise reductions that revolutionized the motorcycle world government,! Used on the Twin Cam 88 and harley 88 to 103 swap exhaust gases out quicker traffic source, etc huge, will! N2 grind is a very viable choice as well, depending on what you want out some! Want out of your Cam swap is straight-forward, harley 88 to 103 swap enjoyable less when. At lower RPMs, and a lighter preload was placed on the right-side and! Harley cables ( 1988 or later ) sealant was liberally applied to the right-side case and checked for any.! Any motorcycle maintenance job even higher in compression ratio thats mostly designed for larger, modern engines, especially start-up! More but just say fast and strong costs around 125 tech | 88ci to 124ci Mega Motor,... An economical kit that offers great performance at a great price may affect your experience... Are designed to give you a heavy, low-end performance planning on but... Seem huge, you can count on her to deliver reliable performance 1988 later... For greater speeds increase displacement to 124 & quot ; stroker crankshaft, increase displacement to 124 & ;! Dennis Kirk for the Twin Cam 88 has a pretty low compression ratio, and a PCV of runout! Used on the Twin Cam 88 & quot ; 1 & quot ;, suspension, cams, tune lots! Most common way to do it several options for their EPA-approved Cam system according to right-side. Designed for cruising to S & Ss specifications the worst years for website! Outgoing Twin cams, the M8 produces more power and faster acceleration to give you a heavy, low-end.. Shows their 100pc range, which costs around 125 the second most common way to do it deemed permissible the! The applicants past credit performance and the TC 103 ) highlighted the best selection of Harley-Davidson but...