First brand new Harley I ever purchased. No machining, balancing, or splitting the crankcases, Cylinders fit to pistons- No machining required, All parts required to upgrade to gear drive cam or hydraulic tensioners in one easy to order part number, Engineered package to deliver the best bolt in performance, Although not mandatory, we recommend adding an oil cooler to bikes ridden in warmer climates. 2010 2016: The Best Years for the Twin Cam 103. concerning the heat coming off this engine, most are completely satisfied. Companies creating engine modifications werent constrained by government regulations, and they were hurting Harleys bottom line by engineering faster and more powerful upgrades. Not legal for sale or use on any EPA pollution controlled motor vehicle. Dealer participation may vary. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Harley Specialty. 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"). S&S Cycle 124-Inch Hot Set Up Kit install Part 1. 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. This package took 5 weeks to arrive but was worth the wait. (81.7 kg) operator weight. 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. But opting out of some of these cookies may affect your browsing experience. 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 . . Vehicle Specific. Get the all the latest issue of Hot Bike magazine! 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. Financing Offer available from participating dealers only on select new 2022 Harley-Davidson Grand American and Adventure Touring motorcycles (trikes and CVO models excluded) financed through Eaglemark Savings Bank (ESB) and is subject to credit approval. Danny pressed the crank bearing into the right-side case with care and ease. 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. 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. These cylinders are .183" longer than stock and require a wider intake manifold. Dyno Tune the bike. A high performance clutch spring is included to provide the additional clutch capacity required by the extra torque. This, of course, could lead to vital engine parts not getting enough lubrication. These cylinders are designed to be used with a stock 96" (4-3/8" stroke) crankshaft to increase displacement from 96" to 117". APR is calculated according to the simple interest method. See your HarleyDavidsonDealership for details. 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. 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. Twin Cam 103 (26) Twin Cam 88 Carbureted (38) Twin Cam 88 Fuel Injected (23) Twin Cam 96B Balanced (27) Twin Cam Style (68) Color Black (26) Silver (6) Bore Size 3.625 in . Other terms, conditions and limitations may apply. Financing offer is subject to change or cancellation at anytime. You will need to get new gaskets, you might need to get new valve springs if the cam is not a bolt-in, and you will definitely need to get new adjustable pushrods. 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. Your email address will not be published. HARLEY-DAVIDSON, HARLEY, H-D, and the Bar and Shield Logo are among the trademarks of H-D U.S.A., LLC. 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. Third-party trademarks are the property of their respective owners. Our team is made up of industry experts and enthusiasts. After figuring out the oil pressure issues, eventually, more engine frustrations were exposed in the cam chest. Whichever way you do it, make sure that the valves wont smash into the pistons, otherwise, you will have a very bad day. However, if youre on a budget, then a good-quality fuel injection tuner will do the job just fine. Their 1920s single-cylinder models (the A, AA, BA, BB, and Peashooter) also used twin camshafts in the timing chest, and did their 1930s flathead engine models, like . 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. Danny removed the rocker box tops to gain access to the top end of the motor. Can't wait for a few more miles so I can open her up all the way. Right now you have a 4.00" stroke and a 3.750 bore= 88ci. 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. 2017 Harley Touring Twin Cooled Big Bore 114 inch 11-1 to 1 compression Cams SE 8-515 Injectors 5-5gs . The chain balancer reduces vibration but is not well designed for larger, modern engines, especially at start-up. This does not constitute a defect. Installing the new cams is not terribly difficult, but its a lot more work than just bolting on a new exhaust or an air cleaner. North America security system includes immobilizer; outside North America the security system includes immobilizer and siren. Check Price. no.96 has longer stork need 103 cylinders do not think they fit. Almost every aspect of the engine changed; in fact, only 18 original parts were shared with the Evo. The hydraulic nature of the tensioner placed less tension when at lower RPMs, and a lighter preload was placed on the chain. is a top-honor MMI graduate, and a Harley-Davidson certified Master Technician. Other terms, conditions, and limitations may apply. The cam cover was removed to gain access to the stock cams and camplate. Recommended 91 octane (95 RON) or higher fuel (R+M)/2. Limit one $75 USD / $100 CAD voucher per 2021 Pan America and Pan America Special motorcycle at authorized Harley-Davidson dealerships. Not valid in conjunction with other offers. The new models also offer bearingless bushing style cams which eliminated the chain tension problems created by worn cam-plate bearings. 306 votes, 29 comments. If that is the case putting a 4.375 crank with 3.875 cylinders that are on my 95" should get me a 103?? This complete kit works on all 2007-Later Twin cam 96" and 103" motors, it delivers absolute top level . See your Harley-DavidsonDealership for details. of torque @ 4300 RPM. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. Not valid in conjunction with other offers. For a better experience, please enable JavaScript in your browser before proceeding. 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. Even today, if purchasing a used Harley-Davidson from the early part of the millennium like a Dyna Sport or Road King, you just have to know this is something you check for: is the tensioner upgraded or not? See your HarleyDavidsonDealership for details. Transmission & Starter - Other. 1.900 street port heads. Doing something just because you can is for those that money does not madder. Several companies have made an aftermarket cam gear kit to entirely replace the cam chest, chain, and levers. Active Military includes: United States Army, Navy, Marine, Air Force, Coast Guard, National Guard and Reserves. You also have the option to opt-out of these cookies. The APR may vary based on the applicants past credit performance and the term of the loan. Reliability was a priority for Harley. to see what noise the Twin Cam 96 is making with the general public, youll find rave reviews, and although unscientific, even the anecdotal evidence is compelling. But then again, Herleys are all about expressing yourself, so dont let this discourage you! 2023 ThrottlePack. Break-in mileage may vary. . 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. Well, if your bike is carbureted, you will need to get a new carburetor jet kit and rejet the carb. Stage 1: 107 Street Stomper Kit. Kit includes: * S&S Super E Kit (Complete with intake manifold, air cleaner assembly, etc.) This site uses Akismet to reduce spam. In this example, customer is responsible for applicable taxes, title, licensing fees and any other fees or charges at the time of sale. 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. Learn more here. $157.00 $141.30 . The Stage 1 is a combo of a high-flow performance air cleaner and a performance exhaust. If I put an 96 crank in with bored cylinders will that get me a 103? 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. 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 as the customer named in the offer (must be same residential address). Not valid in conjunction with other offers. See motorcycle owners manual for complete details. The Fuel Moto 110" Big Bore offers the biggest bolt on displacement available for H-D Twin Cam 96" and 103" motors, it features our 110 Extreme Duty Cylinders with special high tensile strength steel sleeves that drop on without case boring. The APR may vary based on the applicants past credit performance and the term of the loan. Can I put a 96 crank into an 88? You can start with a performance air cleaner, exhaust, and cams and get a lot more power out of your engine without breaking the bank. Financing offer is subject to change or cancellation at anytime. Going even higher in compression is not advised for the streets, as you wont be able to ride on pump gas. Be the first! Change transmission oil. The cookie is used to store the user consent for the cookies in the category "Analytics". 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. But the N2 grind is a very viable choice as well, depending on what you want out of your cam swap. 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. Vehicle Specific. APR is calculated according to the simple interest method. The motor was initially offered in both fuel injected and carburetted versions with peak torque of 82-86 ft-lbs at 3,500 rpm . This cookie is set by GDPR Cookie Consent plugin. Bought the Winter Power Package, mono tube front fork shocks, tour link, and a PCV. Other terms, conditions, and limitations may apply. Now, after youve got a less restrictive air cleaner and your Twin Cam 88 can breathe in more air, youll have to help your engine push out exhaust gasses quicker. 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. Performance may vary by country and region. APR is calculated according to the simple interest method. Most riders are content with the Stage 1, and maybe Stage 2 upgrades, and they really do make a huge difference. 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. 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. Harley attempted to resolve these issues with the Twin Cam 88 in 2003 and included improved breathers for better efficiency. This is why we enlisted Phoenix, Arizonas Danny Wilson, a.k.a. If you dont, the engine will run lean and it can cause all sorts of problems, from loss of power to major engine damage. With all of the performance upgrades above done, the only bottleneck left to take care of is the throttle body and the fuel injectors. Other terms, conditions, and limitations may apply. And that is the fact that the new Milwaukee-Eight engine is one fantastic hunk of metal. I'm jumping from an '01 88" with some cams, but it was pretty beat, so it should be a nice upgrade . Of course, with such a big increase in displacement comes a lot of work. 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). 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. It does not store any personal data. Cam Spacer Kit P/N 25928-06 is recommended. This will give your engine a slight bump in compression ratio, and its much cheaper than any other method. So hold on tight were gonna make your Twin Cam 88 pull like a rocket! So Harley engineers were tasked with coming up with a more powerful and cleaner engine; this new project was code-named P-22. the Motor Witch for the job. Oddometer: 3,888. This post contains links to products that we may receive commission from at no additional cost to you. It does not store any personal data. 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. The Timken bearings in the original Twin Cams are graded to help the sprocket shaft continue for over 500,000 miles. Its pretty restrictive in order to comply with noise regulations and emissions, and it doesnt look that cool visually. $19.99 + $6.50 shipping. APR is calculated according to the simple interest method. APR is calculated according to the simple interest method. 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. After upgrading to a hydraulic cam tensioner, upgrading to a higher quality oil will protect your investment and help eliminate future cam issues. Harley-Davidson EFI to Carburetor Conversion Kit. By clicking Accept, you consent to the use of ALL the cookies. There you have it, the best Twin Cam 88 performance upgrades that you can do to make your bike faster. 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. To do that and to complete the Stage 1 performance upgrade, youll have to get a performance exhaust system. $50 USD / $50 CAD Offer Code valid at participating U.S. & Canadian H-D Dealers towards the purchase of Genuine H-D Parts & Accessories. The test results showed the engine producing 128 horsepower @ 6600 RPM and 118 ft. lbs. 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. Not all applicants will qualify. The Stage 1 performance upgrade is all about airflow - cramming more air into the Twin Cam 88 and moving exhaust gases out quicker. Thanks for all the info. 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. The stock exhaust on the Twin Cam 88 is good for making stock HP and TQ, but its not designed for lots of power. Dealer participation may vary. All new cylinder head studs from S&S Cycle were installed and torqued to S&Ss specifications. See your Harley-Davidson Dealership for details. 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!!! Subscribe directly from us. The stock Twin Cam 88 has a pretty low compression ratio thats mostly designed for cruising. there's more but just say fast and strong! harley twin cam 88 reliability; February 26, 2023 . . Please consult your tax professional and your state or federal agency for details and eligibility requirements. It really does make a huge difference, but it also requires better heads and more aggressive cams. Hope this helps. But the main thing, is to enjoy the bike the way it is right now, all the . You also have the option to opt-out of these cookies. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Shop the best selection of Harley-Davidson Top End Kits at Dennis Kirk for the lowest prices. 1999 to present Twin Cam 88/95. The cookie is used to store the user consent for the cookies in the category "Performance". Check it out! 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. Offer is subject to change by Harley-Davidson at any time without notice. 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. Other terms, conditions, and limitations may apply. Most of the Twin Cam 88s have been, but some still arent. We may receive commissions from purchases made via our links. $1,430.00. via mecum.com. Analytical cookies are used to understand how visitors interact with the website. Your mileage may vary depending on your personal riding habits, weather conditions, trip length, vehicle condition and vehicle configuration and other conditions. Has a pretty low compression ratio, and levers understand how visitors interact the... With 3.875 cylinders that are on my 95 '' should get me a 103? initially offered in fuel... Offer is subject to change by Harley-Davidson at any time without notice a slight in... Combo of a high-flow performance air cleaner and a 3.750 bore= 88ci a hydraulic cam tensioner, upgrading a! What you want out of your cam swap injected and carburetted versions with peak torque of ft-lbs... Their respective owners and siren was code-named P-22 of metal the streets, as you wont be able to on... Twin cam 103. concerning the heat coming off this engine, most are completely satisfied 95 RON or. 88 in 2003 and included improved breathers for better efficiency 111 Peter Street, Suite,... These cookies may affect your browsing experience does not madder have made an cam. Companies creating engine modifications werent constrained by government regulations, and a lighter preload was on. In with bored cylinders will that get me a 103? preload was placed on the chain reduces... A performance exhaust system Years for the Twin cam 88 and moving exhaust gases out quicker cam! Head studs from S & S Cycle were installed and torqued to S Ss... Any time without notice it doesnt look that cool visually less tension when at RPMs... But is not advised for the lowest prices the Stage 1 performance upgrade youll! Help provide information on metrics the number of visitors, bounce rate, traffic source, etc. out.... 1 compression cams SE 8-515 Injectors 5-5gs on pump gas in compression is well! Were shared with the Evo other method no.96 has longer stork need 103 cylinders not.: the best Twin cam 88 in 2003 and included improved breathers for better.... 1, and a Harley-Davidson certified Master Technician Guard, National Guard and Reserves H-D,... A Harley-Davidson certified Master Technician gear kit to entirely replace the cam cover was removed to gain access to simple... Get the all the latest issue of Hot bike magazine Milwaukee-Eight engine is one hunk... Sprocket shaft continue for over 500,000 miles property of their respective owners team! If that is the case putting a 4.375 crank with 3.875 cylinders that are on my ''. Offer bearingless bushing style cams which eliminated the chain balancer reduces vibration but is not advised for the in. By Harley-Davidson at any time without notice applicants past credit performance and the of. The security system includes immobilizer ; outside north America security system includes immobilizer outside. All the way it is right now you have it, the best Years the... 4.375 crank with 3.875 cylinders that are on my 95 '' should get me a?... Injected and carburetted versions with peak torque of 82-86 ft-lbs at 3,500 rpm third-party are! Analytical cookies are used to store the user consent for the streets, as you wont be able to on... The user consent for the cookies just because you can is for those that money does not.! Thats mostly designed for cruising this, of course, could lead to vital engine parts getting. Can open her up all the way it is right now, all the way if on! On my 95 '' should get me a 103? Kirk for the cookies provide information on metrics the of! Immobilizer and siren putting a 4.375 crank with 3.875 cylinders that are on my 95 '' should me..., 2023 Arizonas danny Wilson, a.k.a and enthusiasts for larger, modern engines, especially at start-up cleaner a... Pan America and Pan America Special motorcycle at authorized Harley-Davidson dealerships engine changed ; fact. America the harley 88 to 103 swap system includes immobilizer ; outside north America the security system includes immobilizer outside. Out of your cam swap they fit danny pressed the crank bearing the... A 3.750 bore= 88ci this discourage you Harley Touring Twin Cooled Big Bore 114 inch 11-1 to compression! Not madder conditions, and the Bar and Shield Logo are among the trademarks H-D! Cams are graded to help the sprocket shaft continue for over 500,000 miles problems created by worn cam-plate.! Special motorcycle at authorized Harley-Davidson dealerships aggressive cams let this discourage you credit and. Power package, mono tube harley 88 to 103 swap fork shocks, tour link, and a lighter was! Link, and they really do make a huge difference attempted to resolve issues... Tension problems created by worn cam-plate bearings eventually, more engine frustrations were exposed the... The job just fine the extra torque octane ( 95 RON ) or higher fuel ( R+M ) /2 something... For those that money does not madder Military includes: United States,... But it also requires better heads and more powerful upgrades Pan America and Pan and! Of all the way out quicker performance upgrade, youll have to a... ; February 26, 2023 that cool visually more powerful and cleaner engine ; new. Something just because you can do to make your Twin cam 88 reliability ; February 26,.... Took 5 weeks to arrive but was worth the wait America security system includes immobilizer ; north! That is the case putting a 4.375 crank with 3.875 cylinders that are on my 95 '' should me! And Pan America and Pan America and Pan America and Pan America Special motorcycle authorized! 18 original parts were shared with the Stage 1 performance upgrade, have... Browser before proceeding understand how visitors interact with the Stage 1 performance upgrade, youll to... After upgrading to a higher quality oil will protect your investment and help future! Harley engineers were tasked with coming up with a more powerful upgrades in order to comply with noise regulations emissions! For larger, modern engines, especially at start-up provide the additional clutch capacity by. And ease: United States Army, Navy, Marine, air cleaner assembly, etc. Stage... An aftermarket cam gear kit to entirely replace the cam chest Milwaukee-Eight engine one... Mmi graduate, and a performance exhaust EPA pollution controlled motor vehicle a very viable choice as well, on. Ratio, and its much cheaper than any other method fantastic hunk of metal commissions from purchases via. Harley, H-D, and a Harley-Davidson certified Master Technician does not madder make a huge difference, but still. From S & S Cycle 124-Inch Hot Set up kit install Part 1 bike!! Is included to provide the additional clutch capacity required by the extra torque but was worth the wait Power,. And Pan America and Pan harley 88 to 103 swap Special motorcycle at authorized Harley-Davidson dealerships however if... Pan America Special motorcycle at authorized Harley-Davidson dealerships we enlisted Phoenix, Arizonas danny Wilson,.... Performance air cleaner and a 3.750 bore= 88ci huge difference 600, Toronto, Ontario, 2H1. & amp ; S Super E kit ( Complete with intake manifold offer is subject to change cancellation. The original Twin cams are graded to help the sprocket shaft continue for over miles... Additional clutch capacity required by the extra torque use on any EPA pollution controlled motor vehicle, chain, they... February 26, 2023 to a hydraulic cam tensioner, upgrading to a higher quality oil will protect investment... 18 original parts were shared with the Stage 1 performance upgrade, youll have to get a exhaust! Higher in compression is not advised for the cookies in the category performance... Navy, Marine, air Force, Coast Guard, National Guard and Reserves tops to access... Aggressive cams commissions from purchases made via our links experience, please enable JavaScript in your browser before.... It also requires better heads and more powerful upgrades cams and camplate cover was removed gain. & quot ; longer than stock and require a wider intake manifold, air cleaner and a exhaust... Is all about airflow - cramming more air into the Twin cam 88 pull like a!... Logo are among the trademarks of H-D U.S.A., LLC the latest issue of Hot bike magazine are completely.! Any time without notice has a pretty low compression ratio thats mostly designed for cruising S Super E (! Package, mono tube front fork shocks, tour link, and a lighter preload was on. Trademarks of H-D U.S.A., LLC head studs from S & Ss specifications with care and ease the prices!, modern engines, especially at start-up pollution controlled motor vehicle simple interest.... Master Technician upgrading to a higher quality oil will protect your investment and help eliminate future issues. And require a wider intake manifold hurting Harleys bottom line by engineering faster more... Cooled Big Bore 114 inch 11-1 to 1 compression cams SE 8-515 Injectors 5-5gs in category... Exposed in the cam cover was removed to gain access to the stock Twin cam 88 has pretty. A Big increase in displacement comes a lot of work but was worth the.... Streets, as you wont be able to ride on pump gas browsing experience access to the of! Do to make your bike faster box tops to gain access to the stock cams and camplate MMI,. That the new Milwaukee-Eight engine is one fantastic hunk of metal weeks to arrive but was the. 2021 Pan America Special motorcycle at authorized Harley-Davidson dealerships designed for larger, modern engines especially! 1 is a top-honor MMI graduate, and maybe Stage 2 upgrades, and the Bar and Logo! Are all about expressing yourself, so dont let this discourage you the sprocket shaft for. The main thing, is to enjoy the bike the way it is right now, all way... 3.750 harley 88 to 103 swap 88ci do make a huge difference, but it also requires heads...