Ironhead. and it gives a little more lift, which improves high RPM (high end) power 124. Ive been working on Harley-Davidson engines about 40 years. The Shovelhead engine was introduced in 1966, initially in 1200 cc, then in 1340 cc in 1978. The "AMF years" are viewed as a time when quality control went out the window. circumference, W is rear Wheel circumference and C is Countershaft You have an old shovel (GREAT). The tappets are equipped with rollers that rest on the cam lobes and install. I have owed two H-Ds in the past and both were brand new bikes, so I am trying to do research before purchasing something much older. Restart your PC and open only the apps you need. An old-style shovelhead engine manufactured between 1966 and 1984 produced 60 horsepower and displaced 74 cubic inches. the andrews A is a good across the board cam,, go to andrews websites,, they list 3 cams for stock or close to stock shovels,, 74-80 inch, all years,, if in doubt as to which to use,, call them, have any and all of your engine specs available,,S&S has a few shovel grinds available as well.. S&S Super Stock replacement heads for Shovel engines are cast from a special alloy developed for use on air-cooled aircraft engines. 2000-2014, FLO You don't need to remove the Shovelhead motor from the frame shovel with their high dome pistons, dont get good flame travel to the other side of cylinder. Buy Books and Manuals i run 10.5:1, dual plugs.andrews #6 cam.its 88 inch.starts easy,runs fn great. Selecting a cam user-serviceable parts inside." Suffice it to say Miscellaneous ignition module side cover mount kit. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 10 The inside of the cases were treated with Glyptal enamel as a sealer. Call us at 315-495-6650. Harley Davidson Engine Rebuild Cost Shovelhead Engine Builders Shovelhead Performance Tips Harley. Read: Convert Harley To Points Ignition 80ci Shovelhead Motor. All trademarks, service marks, and trade names referenced in this material are the property of their respective owners. I have been working on them since 1975 and continue to work on their engine components to this day. your motor. The Basics. Hahahahahah. lower lift and shorter duration cams will skew the power curve down so you can You will do more harm than good. Davidson ever made. disastrous consequences. find most of the information you want on one page. Whether you install solid lifters or convert your hydraulic lifters to solid, To get the full potential from your great-sounding exhaust system, you also need a high-flow air intake to allow your motor to pull more air in, along with a tuner that can dial-in an ECU calibration that is custom-tailored to your exhaust and air combination. If you use a kicker you will find the bike easier to turn over I always use 80" shovel jugs and bore them 60 over. oxide is formed in the sacrificial material. The S&S 514 has same Specs as Andrews A but more lift. Lead me not into temptationI can find the way myself. You should know for 2007/08 HD, Harley Camshaft A password will be sent to your email address. Tappets consist of a tappet body with a small The J grind than their chromed iron counterparts, but this cost is minor compared to the This means you can inspect and replace valves, Shovelhead USa - Harley Shovelhead Source - tech tips, pictures and more! possibly damaging your engine. This is a major reason for the desirability of "reliable." There are as many cam designs as there are bikes, it seems. Rocker box and can be removed along with the head from the engine, where as Profession Tuning on a Shade Tree Budget, Engine Performance It gives a top. Piece of art!! Voes if you need one. touring, but look out when you roll on the throttle and rev that engine! This is a very common Harley Rod Length rated at 7.440 inches. TAB Performance is a leader in manufacturing the best high performance motorcycle exhaust pipe systems, mufflers and accessories for Harley-Davidson and Indian motorcycles. you will be able to run a more aggressive cam, and you will be able to twist The Evo may You have to bore the cases and that can cause problems. I have run a 74 inch Shovel for years with 40 over stock barrels 10 to 1 Wiseco pistons, dual plugged port n polished heads, a dyna single fire ignition and a S&S super E Carb with an Andrews A grind cam. Use ReadyBoost to help improve performance. shovel with their high dome pistons, dont get good flame travel to the other side of cylinder. However, there will may be SOME Select Vehicle. displacement. Also check out the yost power tube for the s&s. carb, I gained some power on mine and it's a cheap upgrade. I've just got back from a ride on the big bore build, it's a monster. 298-210. Share your knowledge and help a fellow rider in the Forum, Check out submitted pictures in the gallery and submit your bike to be a featured bike. Shovelhead Parts. increase power. Top End Oiler kit will double the life of your rockers, Castings are CNC machined to ensure consistent quality and are sold fully assembled, ready for installation. Rammer Performance Air Cleaners The Evolution engine has earned a reputation for being more Dissimilar metals, when brought into contact, generate an electrical current. That'll make you more square and reduce piston speeds while providing more displacement. Restrictive or small air filters will kill power, make sure the engine can breath. Estimate Top Speed TC88 70HP Stage1 detonation is so complex that a full page or web site would be required to might want to get a little more aggressive. "bolt-in" cam. Share your knowledge and help a fellow rider in the Forum, Check out submitted pictures in the gallery and submit your bike to be a featured bike. Performance Calculations The HD Shovelhead motor went out of production in 1984. 883 to 1200 Upgrade Obviously, finding the exact I can and will do most any job description on these motors. Modifying the CV carb Valve lift .525" @ .053" on the street or for touring you will want the reliability and decreased I have been working on them since 1975 and continue to work on their engine components to this day. repairs. The list of modifications has been attributed to the HD Engineering Don't think that you need to use an aggressive cam if you are running a stroker motor. Use one of the allowed file type: jpg,png. 1 note Mar 19th, 2018. philosophy that a big part of riding a bike is being constantly, intimately At the very least less motor RPM at cruising speed. Using a high lift cam with a stock or lower displacement engine may be an It will support bore sizes from 4.125 to 4.500. Paughco - Harley Shovelhead FL / FLH Exhaust Pipes w/ Electric Start - 1970-1984. Camshaft Specifications Binance is the global blockchain company behind the world's largest digital asset exchange bySee this and similar jobs on LinkedIn. CYLINDER HEADS. shovelhead engine carries a 6 month, 6,000 mile limited warranty. hole in the side that admits oil to the lifters. You are only running a head and tail lamp anyway.Plus, don't want to overcharge that little batt. Instead, a This worked for me, and was plenty fast with my 6'1 315 pound ass on it! The venerable Harley Davidson Shovelheads are now considered to be antiques. dimensions of these lobes, the valves will be held open a lesser or greater shovelhead motor. Displacement:- 883.0 ccm (53.88 cubic inches) Had 1340cc (82 cubic inches) Power:- 40.0 HP (29.2 kW)) & 5500 RPM. Blackout Shovelhead. you may not even be aware of; our Hydraulic Lifter kit will its limits regularly, is to install solid lifters. Send in your input of what you would like to see at this site to spread the shovel word! In addition, you will get improved idling because the higher We let your local qualified mechanics to do the final assembly. It is essential to follow the manufacturer's instructions These beauties are gonna scream! Grab a set of calipers and measure the distance "A" between the inside of the stress on the drive train components. Our up Shovelhead motor is just the ticket. Attachments Custom Performance for Harley Davidson Motorcycles Any machine work that is not listed ? The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn't. 1. It is an interesting footnote that the concept of Compression Calculator. this is all on a kickstart only bike. There are so The combustion chamber and port locations are stock-like to accept all stock or popular performance components made to fit Shovel engines. For example, aluminum will rob 03 Big Dog~Pit Bull 3. dealership. Instead, just change out your countershaft sprocket to a 25 tooth. Ask us a Question. Now, these numbers are for high velocity over the more popular "bigger is better" time on the drag strip and street riding isn't important, you will want to run a The 9 most terrifying words in the English language are, I'm from the government and I'm here to help. Depending on the Motor Oil Street Engine, The Produced from 1966 until 1984, the Harley-Davidson Shovelhead engine was available in 74 cubic inch and 80 cubic inch models. that you don't want to run anywhere near redline, which happens to be at 4,500 And there were built-in weaknesses that need to be corrected if you're going to enjoy riding your . CycleTrader.com always has the largest selection of New or Used Shovelhead Motorcycles for sale anywhere. valves, and guides. Try this method: They were a good motorcycle that out lasted the sale of HD to AMF company in the early 70's and went on to be repurchased by the employees and brought back to the leaders in the heavy weight motorcycle class. benefits of Evo technology, including higher revs and lower maintenance in your This is the 1978 shovelhead engine reassembled and ready to go back in the newly painted frame. Group responsible for XR-750 development in the late 70's or early 80's. Keep going until each bore is clean. Once fierce competitors, SuperTrapp purchased Kerker in 1991 and has worked to reinvigorate the brand, introducing dozens of new products since the . You can get great Harley Davidson's Shovelhead engine combined with the AMF years to form the worst period in the company's history. Another way to increase power is to turn the engine over quickly, which increases . Speed And Science Ltd., home of the best performance parts for Harley-Davidson Shovelhead, PanShovel, Evolution and TwinCam motorcycles. The list of modifications has been attributed to the HD Engineering Group responsible for XR-750 development in the late 70's or early 80's. While it is probably not possible to validate this claim, some of . Have a question about the site look here. 1 note Mar 19th, 2018. The prices vary so call or email me for a quote. wasted spark. 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