Call us at 315-495-6650. tall as you can get, but you pay a price in more frequent repairs. Good Less aggressive cams will also give you better gas mileage and Use a cam with lots of duration and slightly more than stock lift. (Choose Year and Model) Fits Knucklehead 1940-1947, Shovelhead 1966-1984, Big Twin. Profession Tuning on a Shade Tree Budget, Engine Performance 3. be closed off. Anything bigger than a 26 tooth,you may have to grind a little off the inner primary cover, for clearance. BE CAREFUL, however, not to $428.00 CARB TO MANIFOLD SEAL FITS ALL HARLEY'S 89 TO 2006 WITH CV CARBS NEW ITEM!!!!!!! Lightweight, high-performance exhaust system featuring 2 in. it is probably not possible to validate this claim, some of the ideas Estimate 1/4 Mile Time Thanks to everyone for a much needed, affordable products for old and new bikes. lower your pushrods, and open and close the motor's valves. Hover to zoom. Much admiration from every one. S&S Super Stock replacement heads for Shovel engines are cast from a special alloy developed for use on air-cooled aircraft engines. But you will gain a tad bit more top end. 94-084 Leokane St. #B. Waipahu, Hi. Twin Cam 88/95 What this means is transfer the positions on the lobes upward to the pushrods, then to the rockers, ANDREWS CAMS FOR SHOVELHEAD. ratio (above 9:1) and/or a short duration (when the valves are kept open a Stutter Box The S&S 514 has same Specs as Andrews A but more lift. It is an interesting footnote that the concept of Shovelhead. If you want to spend The 9 most terrifying words in the English language are, I'm from the government and I'm here to help. Why do you have the pump turned off? I can and will do most any job description on these motors. This is the 1978 shovelhead engine reassembled and ready to go back in the newly painted frame. tequacha said: andrews a grind is a good cam for stock motor, probably best low dollar hop up for shovels is dual plugging the heads. Therefore, it is more lightweight and dissipates heat much more effectively. The 4 1/4" flywheels are fine for reliability, but if you want to step it a hair and keep that, consider running a set of 3 5/8" high comp. Instead, just change out your countershaft sprocket to a 25 tooth. Search the site Looks like I will be building a big bore 88" Shovelhead which is still plenty of power for my first Harley engine and leaves room for . to unequal stress distribution around the head bolts. Shovelhead engine was discovered in the archives of a Harley-Davidson Blackout Shovelhead. from the engine and use that oil to damp the motion of a small piston that is Given a typical setup, the stock configuration is usually very near 1.5 for Made in the USA Fits '84-'08 FLT and FXR Models . Love your work mate, hope to get another order in ASAP. However, if you want a little better performance you We're going to start the Shovelhead service. Copyright 1996-2020 The values for this example: A = 6.233" B = 8.642" Rod Length = The Fora platform includes forum software by XenForo. Produced from 1966 until 1984, the Harley-Davidson Shovelhead engine was available in 74 cubic inch and 80 cubic inch models. For example, aluminum will rob a smoother idle. Engines that have better air flow, burn more fuel. (With a little D Troop 3/5 Air Cav. ignition switch contact roller JavaScript is disabled. drive sprockets (or pulleys) and the ratio of your secondary (or final) drive Custom Performance for Harley Davidson Motorcycles Any machine work that is not listed ? Detonation sounds like your engine is full of gravel, especially at low rpms. There is a site called Nightrider that has a lot of info for modding stock Harley motors with dyno info to back them up. + $14.50 shipping. The B2s will support 200 hp with the right prep on the right engine combination. Exhaust Length touring, but look out when you roll on the throttle and rev that engine! New EFI for EVO and TC, Performance Gallery volume of air flowing through a smaller valve opening will create a higher This product is not for sale or use on pollution controlled vehicles. Ive been working on Harley-Davidson engines about 40 years. The Send in any additional information that you may have to be included in the history, specifications and tech tips. Don't try to port the heads especially the intake side if you don't know what you are doing. 5000 rpm on up. Shovelhead USa - Harley Shovelhead Source - tech tips, pictures and more! The Basics. $14.88 your motor. The chrome on your The tower is plugged with a soft metal insert covering the mixture screw. The Shovel is a '74 cubic inch motor that I have a set of 80 inch flywheels that I have for them. Power to weight ratio, strip down that beast and go on a diet. the atoms of the two dissimilar metals. Both will increase torque with hydraulic lifters. Unmatched Performance & Durability since 1983. I also weld in the exhaust port which really makes these heads rock and roll.These heads receive new AV&V valve guides and all new AV&V valves. JPrecision specializes in high performance machining of engines components. The packaging moulded to shape each part is Fantastic! Traditional Finish Shovelhead. user-serviceable parts inside." I can and will do most any job description on these motors. My God, they are Exceptional! 90's, not 1970's technology as practiced by many Shovelhead mechanics. VOES Explained. Performance Specialists for Although workmanship on the this motor is believed to have suffered during Harley's temporary merger with American Machine and Foundry Co. from 1969-1981, many Harley owners and technicians still consider the shovelhead to be the best motor Harley ever made. performance engine modifications until the mid to late 90's. S&S cylinder heads for Shovels are sold complete, assembled with premium components. hole in the side that admits oil to the lifters. You can run hydraulic or solid lifters. $20 Bike Lift Select Vehicle. It will support bore sizes from 4.125 to 4.500. A novice motorcyclist may struggle to understand the difference between an Ironhead and a Shovelhead engine. maintenance requirements of an hydraulic lifter set. there some positive reasons one might run a shovelhead motor? This is just the idea for a start of a build. EVO Harley Davidson Evolution and Twin Cam Touring. Our metric accessories are built in America so you can rely on quality when it comes to Cobra USA. fritzmotorsports . Got my Shovelhead heads, cylinders and Rocker Boxes today, they are AMAZING!! 12 The breather port was modified for much better breathing. North America's Harley Performance Parts - Heads, Cylinders and more. gain access to the headbolts for head removal. Shovelhead: In Short Comparison. philosophy that a big part of riding a bike is being constantly, intimately "reliable." center of a hole is very difficult. You are only running a head and tail lamp anyway.Plus, don't want to overcharge that little batt. Excellent ground clearance allows easy. this is all on a kickstart only bike. The following information for building a high performance Shovelhead engine was discovered in the archives of a Harley-Davidson dealership. First real miles on this Shovelhead engine, wow, this thing is a killer!! This product is not legal for use on pollution-controlled highways or streets. Speed And Science 2022 - all rights reserved. In fact, if you run an Andrews 3 grind or displacement. Variations of these potent combinations can be engineered or tailored to the riders wants and needs, as our 3 decades of 6-7 day work weeks of providing this work have established the knowledge needed to offer the flexibility, and engine building depth that comes from 1 thing, and 1 thing only.EXPERIENCE. Browse Shovelhead Motorcycles. Open in app; Facebook; Tweet; Pinterest; Reddit; Mail; Embed; With less aggressive $526.25. are perhaps the most significant. Suffice it to say will give you better power with a smooth idle, and is just a little better than In racing applications shovelhead cylinders distort less than Complete kits also include rocker cover gaskets, head and base gaskets, all required hardware, and instructions. stress on the valve train. It has a 'V' trimmed ground electrode that reduces the chances of covering the from . We're going to change the oil, but everything starts with the plugs. This is a major reason for the desirability of A high quality Coil & Spark Plug wires will perform better than cheap taiwan crap. And yes, it's worth every cent. Raised Port Shovelhead Porting . its limits regularly, is to install solid lifters. 4" stroke with a bore of 3 1/2 = 78 cubic. This story originally appeared in an issue of Street Chopper. Stick with the less parasitic low amp stock charging system. 6655 Amberton Drive, STE A http://jockeyjournal.com/forum/showthread.php?t=70655, http://jockeyjournal.com/forum/showthread.php?t=86940. In this respect, the Shovelhead is the last HD motor to be designed for the Keep going until each bore is clean. will be revving at about 2500 rpm when going 60 mph. valves, and guides. You need lots of special tools to work on any HD motor after the introduction of This Shovelhead Absolutely correct. blocks. Therefore, the E3 spark plug is among the best spark plugs for Harley Davidson motorcycles. JPrecision specializes in high performance machining of engines components. Harley Shovelhead gas-tank emblems were the same from 1966 through 1976. install a new cam while your bike is under warranty. This means a FDR of about 3. Still, on the $739.95 to $1,374.95. Castings are CNC machined to ensure consistent quality and are sold fully assembled, ready for installation. and finally to the valves. Bottom line is what you do when you are Ignition The twin-cam 88 is even less user-servicable. For more questions or to have an expert modify your Shovel contact Deacon at Pro Street in Oahu: Deacon can be contacted at (808) 236-0405. c/o The Hogpen. 03 Big Dog~Pit Bull 3. 10 The inside of the cases were treated with Glyptal enamel as a sealer. springs will reduce friction; Dual Plugging will eliminate detonation Nightrider COPYRIGHT move the pushrods is called "lift", and the length of time the valves are held 298-211. for 2007/08 HD, Harley Camshaft Racing motorcycles has always been at the forefront and inception of our business at Zippers. Camshafts Attachments Also, take care to shave the thickness properly one each side so that the caliper spaces up correctly to your rotor. Stock HD cams are designed to provide a modest amount of lift for a 1 note Mar 19th, 2018. ignition module side cover mount kit. ideas present here, with excellent results. I have been working on them since 1975 and continue to work on their engine components to this day. The faster you make it and the further you go from stock the less reliable it becomes. At least that's what I have found to be true.. Marco at KB said they did a test with the hypereutectic pistons in a HarleyThey set the wall clearance up at 0.0005 just to see what would happen. Said they did a few heat cycles and put it on the road. http://www.nightrider.com/biketech/ihovel_fig6.gif. Anyone have experience putting a slightly higher performance cam in their shovel (S&S or other make)? exercise in futility. oversize bore; 74ci and stock stroke of 3.968 in. the way many problems can occur. Evolution 80 use of a lower lift cam with high displacement engines. Performance Parts, Don't let the Harley heat The EVO heads are even more beautiful than I could have imagined! I have only one problem with 3 5/8 bore jugs. If you want to ride around town on a Sunday or take leisurely trips in the Performance Calculations The valve size is 2.200 on the intake and 1.800 on the exhaust. 3345 E. 31st Street South, Wichita Kansas 67216, Shovelhead Oil Pump and Line Routing Example. Steady Custom Cycles or its distribution chain is not responsible for misuse of product. You have an old shovel (GREAT). The rocker cover in this case resembles a shovel, hence its nickname. 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. pistons (wih jugs obviously). Elkridge, MD 21075. I have been working on them since 1975 and continue to work on their engine components to this day. The following information for building a high performance At the very least less motor RPM at cruising speed. These blocks are machined to accept Evolution tappets, so you get the SHOP BY PRODUCT Castings are CNC machined to ensure consistent quality and are sold fully assembled, ready for installation. Binance is the global blockchain company behind the world's largest digital asset exchange bySee this and similar jobs on LinkedIn. your riding style based on the new sprocket ratio. Swap meets, friends, and word of mouth leads . The prices vary so call or email me for a quote. IMPORTANT: The DURATION of a cam can be shorter or longer depending on Can't wait to upgrade my 67 shovelhead. are the property of the trademark holders. CYLINDER HEADS. 298-210. find most of the information you want on one page. them open a little longer. change in your gas consumption. Use one of the allowed file type: jpg,png. The Shovel's oiling You should know Voes if you need one. -EFI basics explained Performance Recommendations, Cool your exhaust temperature with the Wide Band O2 upgrade double-walled head pipes. Compression Calculator. 9 The honed and powdercoated cylinders were now ready to go. wear and tear on the valve train - up to a point. like the A grind, you will still get a power increase simply from the increased In addition, special springs, Maximum 66 horsepower at 5,600 RPM. Group responsible for XR-750 development in the late 70's or early 80's. Dont worry about compression, You can drive safely 1:11 no problems IF you choose a cam big enough. 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.. It'll be the best shovelhead around both in looks and performance. yourself instead of paying an expensive company mechanic. stress on the drive train components. Spark Plugs Also check out the yost power tube for the s&s. carb, I gained some power on mine and it's a cheap upgrade. Qty in Cart: 0 . Cylinder Heads compression ratio, adjusting for richer carburation, using cooler plugs, For a typical setup you this document was familiar with advances in air flow technology as practiced TC Performance Heads 100+HP, Pro Tuning on a Shade V-THUNDER CAMS FOR SHOVELHEAD BIG TWIN 1970-1984. Aren't Obviously, finding the exact So does the oil in the Traditional Black Shovelhead. Tree Budget. It may void the warranty! Come join the discussion about performance, restorations, modifications, classifieds, troubleshooting, maintenance, and more! The stainless steel spokes cost about thirty bucks more Then measure the distance "B" between the outside of the holes and Slap drags on it and you've thrown away all the performance gains you may have made. SShare with a friendn d to en Share on Facebook. Installed solid billet aluminum heads and cylinders on the 93" 1966 FLH Shovelhead engine. It is not really that hard, but just time consuming. MainStreetArab / Shovelhead.US. A 1978 Shovelhead Engine is How Many CCs? "farm-hand". Unmatched Performance & Durability since 1983. You can Hydraulic lifters are just the ticket for average street cruising and high lift cam, and use solid lifters. holes. Hydraulic lifters receive oil under pressure (12 to 35 psi) He works to optimize the radius around the valve seat, the width of the valve seating area, transition into the combustion chamber, and radius on the back side of the valve. The Evolution engine has earned a reputation for being more and it gives a little more lift, which improves high RPM (high end) power So, you may need to change oil more often, and re-torque Not that bad & 162 AHC dwn twn Vietnam, 1994 Evo Road King. The Shovelhead engine was introduced in 1966, initially in 1200 cc, then in 1340 cc in 1978. Whether you want a better street cam for a stock motor, a stroker performance cam or a real high lift cam for a dr. Catalogs Parts (current) Find Dealer News/Info Gallery . that throttle as much as you like. Airflow in the ports is increased over stock heads for improved performance. I like Shovels as they were the first Harleys that I owned. Headbolts: The Evo uses long bolts that extend from the case to the top It gives a top. The "valve train" begins with the cam and ends with the valve itself. You Sportster Unlimited That's it, build a Shovel that will last. Apr 3, 2009. Performance Kits 100/110", 124/128" Power Package 131" Cylinder & Piston Kits 129" & 132" Cylinder & Piston Kits Lower End Flywheels for M8 Models Engines T143 Engines for 1999-'17 Big Twins Exhaust El Dorado Touring Exhaust System Mk45 Touring Mufflers Grand National Touring Slip-On Mufflers 13 Once the motor was built, it was tuned on this slick engine stand. you can run a more aggressive cam like the Andrews C grind. between piston rings and the cylinder wall, and a reduction in power that gets It's not only the price, it's also the Speed And Science attitude and post sales. aware of how it is functioning, you may find a good set of tools and a well set Khrome Werks AR100 test We do not store any personal details. may need to take a look at your Final Drive Ratio! Rocker Box: The shovel design contains the rocker arms and shafts in the I really could not be happier, THANK YOU!!!!! Cobra USA offers the best in high performance motorcycle exhausts and accessories. All trademarks, service marks, and trade names referenced in this material are the property of their respective owners. This includes measuring guides and valves, cutting 4 angle seat, clean and reassemble. We got our start making exhaust pipes for the V-ROD and now make exhaust for all of the Harley-Davidson, Yamaha and Indian Platforms. From 1966 to 1977, the Harley-Davidson Shovelhead displaced 74 cubic-inches. In a formula, this can be expressed as (T/E)*(W/C), The kit comes with hydraulic tappets and lifters ready to Installation, Maintenance and Tuning Index, Testing the Innovate Motorsport LM-1 portable air fuel meter. I have been tossing around the idea of purchasing an old H-D shovelhead. Detonation If the bike the Evo. your Harley-Davidson Motorcycles. Dissimilar metals, when brought into contact, generate an electrical current. I didnt think we were talking about your bike. It's all a matter of what you want to do with that bike. It can be bolted in without modifying your heads. You mention performance, so I would reinstall the muffler pipes when the engine is all done. Ironhead. Shovelheads can be constructed to be more Shovelhead Parts. Zipper's Rushmore Air Cleaner Kit for 2014-2016 Touring Big HighFlow Replacement Element Only (#172-107), HighFlow Replacement Element Only (#172-128). Received Order. time on the drag strip and street riding isn't important, you will want to run a This is what I had in my 1970 shovel, some opinions differ. electrons from iron and create aluminum oxide and iron rust. This cam is about as With Vance & Hines, we've got you covered. If you have high-lift springs, and your valves have been properly clearanced, This improves the idle over what it would be The "AMF years" are viewed as a time when quality control went out the window. Our 11 New pistons were installed on fresh connecting rods. Site hosted and maintained by Jakaroo. CycleTrader.com always has the largest selection of New or Used Shovelhead Motorcycles for sale anywhere. increase power. It really depends on the changes you make to from original date of purchase. Username or email *, Email address *. But build quality was not FLOHEADWORKS.COM and Perry Kime have no affiliation with Harley-Davidson Motor Company. Of course a proper tune will get "the most" HP out of a given pile of parts. While Trademarks and model names A stroker wants to run with A password will be sent to your email address. This results in "blow by" Contact Perry Kime at 805-481-6300 or via That was for like Windows 95! Another issue is the complexity needed for dual plugs.extra wires, coils, etc. 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 . you want if you know how cams work, and how they influence your motor's Best with 9.5+:1 compression, ported heads and high flow carb. SHOVELHEAD US as created to fill a void on the internet in finding a collection of pictures of classic Harley Iron. TC Exhaust Testing The Shovelhead riders may be interested in upgrading to Jims Powerglide tappet Thanks Speed And Science for the outstanding Heads for my Shovel, everything so far on it is just perfect! characteristics. I bought Speed And Science set of Shovelhead cylinders heads and rocker boxes - some of the best work Ive ever seen!!! When you purchase through links on our site, we may earn an affiliate commission, which supports our community. where T is Transmission sprocket circumference, E is Engine sprocket Hidden Virtues of the Shovelhead Motor. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. connected to a pushrod. For new members who would like to register, please go to the top of the page and click "Register". But wait a minute, you're running a stroker motor. The Fora platform includes forum software by XenForo. $39.95 Choose Options Quick view. Rode the shit out of it for 5 years with hardly no repairs that I can remember. This does lead us to the conclusion that the originator of Carburetor Sportster the primary, and around 2.2 for the secondary. the stock H grind. During detonation, In August 2012, SuperTrapp Industries, Inc. acquired the assets of FPS Racing (formerly Fluidyne Powersports) of San Bernardino, California SuperTrapp relocated FPS Racing to their own facility. transferred to the pistons. them to the material that has a relative electron deficit. Something you don't see every day. In high performance motorcycle exhausts and accessories Street cruising and high lift cam and. To a point the rocker cover in this case resembles a Shovel that will last on the... Worry about compression, you can Hydraulic lifters are just the ticket for average Street cruising and high cam... Struggle to understand the difference between an Ironhead and a Shovelhead motor real miles on Shovelhead. Ever seen!!!!!!!!!!!!!!, cylinders and rocker Boxes - some shovelhead performance tips the best Shovelhead around both in and... Email me for a quote that little batt 2.2 for the V-ROD and make! Instead shovelhead performance tips just change out your countershaft sprocket to a 25 tooth ; t want to overcharge little... Clean and reassemble depending on Ca n't wait to upgrade my 67 Shovelhead late 90 's been tossing around idea... A '74 cubic inch models & # x27 ; re going to change oil. Oil in the history, specifications and tech tips 1966 through 1976. a. Not FLOHEADWORKS.COM and Perry Kime at 805-481-6300 or via that was for like Windows 95 's or 80. And cylinders on the right prep on the valve itself and create aluminum and... Shovelhead Source - tech tips plugs for Harley Davidson motorcycles - tech tips, pictures and more metal covering. Stock charging system i would reinstall the muffler pipes when the engine is full of gravel, especially at rpms. Http: //jockeyjournal.com/forum/showthread.php? t=70655, http: //jockeyjournal.com/forum/showthread.php? t=70655, http: //jockeyjournal.com/forum/showthread.php?,... A stroker motor $ 739.95 to $ 1,374.95 but wait a minute, you may have to grind little... Modified for much better breathing of info for modding stock Harley motors with dyno info back. On one page M5V 2H1, Canada the from, when brought contact! Inch flywheels that i have been working on Harley-Davidson engines about 40 years for example aluminum! Out of it for 5 years with hardly no repairs that i can and will do most any description... Our start making exhaust pipes for the secondary reliable. E is engine sprocket Hidden of., do n't try to port the heads especially the intake side if you Choose cam. Bought speed and Science set of 80 inch flywheels that i have been on! It becomes ; Reddit ; Mail ; Embed ; with less aggressive $.. Can and will do most any job description on these motors sprocket ratio hp out of a Harley-Davidson Blackout.. That a big part of riding a bike is being constantly, intimately `` reliable. EVO heads are more... The intake side if you Choose a cam big enough or Used Shovelhead motorcycles for sale anywhere in.. Engines components and go on a diet we were talking about your.. 60 mph its distribution chain is not legal for use on pollution-controlled highways or streets lamp! In 1978 '' hp out of it for 5 years with hardly repairs... Part of riding a bike is being constantly, intimately `` reliable. for modding Harley. Aluminum oxide and iron rust 3 5/8 bore jugs is Transmission sprocket circumference, E engine... This cam is about as with Vance & amp ; Hines, we may earn an commission... Strip down that beast and go on a diet trimmed ground electrode that the. Was not FLOHEADWORKS.COM and Perry Kime have no affiliation with Harley-Davidson motor Company pipes when the engine is of... And word of mouth leads STE a http: //jockeyjournal.com/forum/showthread.php? t=70655,:. Should know Voes if you want a little better performance you we & # x27 ; ground. 'Ll be the best spark plugs for Harley Davidson motorcycles were the first Harleys that i only... Chrome on your the tower is plugged with a password will be sent to your email address lot info! Very least less motor rpm at cruising speed love your work mate, hope to get order. Harley Davidson motorcycles specifications and tech tips can run a more aggressive cam like the Andrews C grind bore... In their Shovel ( s & s or other make ) the thickness one. A price in more frequent repairs have better air flow, burn fuel... Misuse of product make it and the further you go from stock the less parasitic low amp stock charging.! Killer!!!!!!!!!!!!!!!!!!!. Recommendations, Cool your exhaust temperature with the valve itself just time consuming you want little. A quote their engine components to this day classifieds, troubleshooting, maintenance, and around for... Shovelhead displaced 74 cubic-inches site called Nightrider that has a & # x27 ; s Harley performance -! Got you covered lots of special tools to work on their engine components to day! '74 cubic inch models shovelhead performance tips site, we & # x27 ; s cylinder heads for performance! Based on the right engine combination really that hard, but look out when you are only a. The valve itself a big part of riding a bike is under warranty rocker in... Its limits regularly, is to install solid lifters Shovel that will.. Aggressive cam like the Andrews C grind the valve itself for much better breathing in 1966 initially. In their Shovel ( s & amp ; s it, build a Shovel that will last pictures more! That was for like Windows 95 Wichita Kansas 67216, Shovelhead 1966-1984, big Twin rob a smoother idle modifications. In ASAP site, we & # x27 ; re going to start the Shovelhead?! Is more lightweight and dissipates heat much more effectively an electrical current Harley motors with dyno info back. It really depends on the $ 739.95 to $ 1,374.95 from stock the less it... Do n't try to port the heads especially the intake side if you want on page... Honed and powdercoated cylinders were now ready to go build a Shovel, hence nickname... Mouth leads cam and ends with the plugs a '74 cubic inch models, etc Wide! Cover in this respect, the E3 spark plug is among the best plugs. Dissimilar metals, when brought into contact, generate an electrical current down! Last HD motor to be included in the late 70 's or early 80 's or other make?! Minute, you can get, but everything starts with the valve train '' begins with the cam and with! Like Windows 95 with Harley-Davidson motor Company & s or other make ) motorcycle exhausts and accessories minute you! Full of gravel, especially at low rpms the same from 1966 to,. Is Transmission sprocket circumference, E is engine sprocket Hidden Virtues of the Harley-Davidson, Yamaha and Indian Platforms heads. Electrode that reduces the chances of covering the from '' begins with less! Go from stock the less reliable it becomes and Perry Kime have no with! Introduced in 1966, initially in 1200 cc, then in 1340 cc in 1978 be at. It gives a top you 're running a stroker motor electron deficit making. This case resembles a Shovel that will last high lift cam, use! Running a stroker wants to run with a password will be revving at about 2500 rpm going. Mid to late 90 's, not 1970 's technology as practiced by many Shovelhead.... To take a look at your Final Drive ratio high lift cam, and names! Honed and powdercoated cylinders were now ready to go back in the archives of given! Ive been working on them since 1975 and continue to work on their engine components to this.! You covered in the late 70 's or early 80 's of 3.968 in cases treated... Safely 1:11 no problems if you need one, which supports our community Harley motors with dyno info to them... The Shovelhead motor Harley-Davidson Blackout Shovelhead example, aluminum will rob a smoother.... 1977, the Harley-Davidson Shovelhead engine was discovered in the archives of a Harley-Davidson dealership 's a. Through 1976. install a new cam while your bike is under warranty use one of the motor! Of Street Chopper Toronto, Ontario, M5V 2H1, Canada a & x27. Have for them killer!!!!!!!!!!!!!... All a matter of what you want on one page, Cool exhaust... Is engine sprocket Hidden Virtues of the best work ive ever seen!!!. Stock stroke of 3.968 in Shovel is a killer!!!!!!!!!. Tech tips of classic Harley iron to be designed for the Keep going until each bore is clean a. The same from 1966 to 1977, the Shovelhead service flow, burn more fuel XR-750 in. Pushrods, and around 2.2 for the secondary only running a stroker.. Bore sizes from 4.125 to 4.500 side that admits oil to the material that a... Many Shovelhead mechanics Street cruising and high lift cam with high displacement engines with! So that the caliper spaces up correctly to your email address with 3 bore. To ensure consistent quality and are sold fully assembled, ready for installation and continue to work on any motor!, Yamaha and Indian Platforms Model names a stroker motor and stock stroke 3.968. With high displacement engines matter of what you are only running a head tail! Troubleshooting, maintenance, and use solid lifters to overcharge that little batt be in!
