Camshafts for reprofiling must not show any defects. Find great deals on ebay for xt 500 yamaha and yamaha tt500. Syamaha xt 500 racer yamaha xt 500 flattrack yamaha xt 500tuning yamaha sr 500 tuning yamaha xt megacycle racer flattracker rennmaschine tuning sr500 xt500. When i got the chance to get a copy, i was first impressed with its size. When i bought the bike it had a q plate, and i was told that this was because the frame number was unreadable. Mar 22, 2009 i guess my main thing at the moment is how to get the powerband shift, and im interested in any brainstorming over that. The cylinder will be bored for 90 mm, deburred and honed. Mar 14, 2012 engine, year and make, model, modifications. Been using since 2007 and are rock solid and easy to install. This site is not affiliated with yamaha motor corporation. Designing and tuning highperformance fuel injection systems. Nov 04, 2010 tt500, xt500 and sr500 engine difference.
You may find additional information about the xt 600, xt 500, or yamaha xt 250 models for sale in this section. This month, we go indepth with three of the top subaru tuners in the world, as they help dispel myths and speak their minds about the infamous subaru ejseries engine. I was wondering if anyone knew about upgrading the cam on 77 yamaha tt500. Here, we are going to consider the different aspects of tuning an engine for competition, as in raceperformance tuning. I dont really know what to look for in a cam so if anybody knows about lobe height and all that. However, much of it applies to 2 cycle engines as well as rotary engines.
The yamaha xt 500 model is a enduro offroad bike manufactured by yamaha. Xt 500 motorcycle club welcome thumper fans to the website of the uks xt srtthl meeting. His writing style is very easy to read and the book is filled with pictures too. What are some good books on tuning engines for performance. David vizards most popular book is tuning the aseries engine. Hi lurch, put a litre down the crankcase breather hole and the balance in the tank haynes manual. It is very beneficial to begin by understanding the way a four stroke engine works. Advance tuning and millions of other books are available for amazon kindle. The creator of this and many similar machines, dave newitt, is well known to most xt owners the world over, simply type in xt500 into any search engine and his many websites and forums will be in the top ten every time, such is his notoriety on the subject. Please take a look at the photos to see what you will be gettingeverything you need for a complete engine overhaul. Regarding the sr500, which shares essentially the same engine as the sr400, the xt500 and the tt500, there is a lot of knoweldge about hotting the engine up, but not much about cooling it down.
Yamaha xt500 thumper restoration classic motorbikes. I also like how the heavier crank works with a stroker kit and big bore piston if cammed appropriately. The use of the word yamaha or any specific model designation is purely for informational purposes to assist users of this site and in no way indicate any endorsement by or approval of this site by yamaha motor corporation. The airflow is improved, and the engine has been tuned to suit. Oct 31, 1999 increase the power output of your aseries. Sep 19, 2007 hi guys and gals, i have a great looking xt500, which from what i can make out has a 1980 engine, tank and seat, but has a frame circa 1976.
The bikes engine being a simple sohc single cylinder four stroke with two valves and a dry sump, the oil being stored in the frame downtubes. This is an essential item if you are restoring, riding or racing your now vintage yamaha xt500, sr500 or tt500 motorcycle. Access thirtynine schematic partslist fiches for xt500 1979 usa canada. Yamaha xt500 cafe racer xt500 custom parts omega racer parts. Get the best deals on motorcycle carburetors for yamaha xt500 when. This is an amazing and super complete brand new gasket set. May 30, 2018 designing and tuning highperformance fuel injection system by greg banish and performance fuel injection systems hp1557. This is for the street but if you want weight on you race motor this is a. Oem is an acronym for original equipment manufacturer, which means that the 1977 yamaha xt500 xt500d oem parts offered at are genuine yamaha parts. The xt 600 engine and carbs are used on several different nonyamaha bikes and people generally buy this kit and start jetting from there. With its success, yamaha engineers were challenged to produce the street version sr500 with the styling image of its predecessor the xs650 which was inspired by british design. Tm36 mikuni carburetor fine tuning kit for yamaha xt500 tt500.
Dennis kirk has been the leader in the powersports industry since 1969, so you can rest assured that we have your back when it comes to bringing you the best 1978 yamaha xt500 products. Where the information applies to those designs is included as well. This factfilled guide covers all aspects of engine tuning in detail, including filters, carburation, intake manifolds, cylinder heads, exhaust systems, camshafts, valve trains, blocks, cranks, con rods and pistons, plus lubrication systems and oils, ignition systems, and nitrous oxide injection. Nov 24, 2011 ever wonder how a carb works ill explain it. Mar, 2008 i was wondering if anyone knew about upgrading the cam on 77 yamaha tt500. You can then choose to go either go ahead with the rebuild, or if you dont want to, pay a. This air consumption is used by the pcm to calculate engine load. Hello all, ive taken delivery of the bike and its now sitting in my garage. It is fair to say this machine started a rich xt heritage for reliable four stroke enduro machines it was light and blessed with enough performance to bring a smile to anyone s face who rode or owned one it was handsome and capable both off road and on road. Frame and swingarm are ceramic coated bright silver. Yamaha ttxt500 do you have any performance upgrades on yours. Reprofiling and surface treatment of your camshaft. Yamaha xt500 1979 usa canada parts lists and schematics. When i bought the bike it had a q plate, and i was told that this was because the frame number was unreadable and therefore the dvla could not varify the date of manufacture.
Actually the sr engine is my first choice because it has the better shift system and tougher clutch basket. Advanced tuning, author and calibration engineer greg banish provides the reader with the insight required to understand and tune modern efi systems. Tuning engines can be a mysterious art, all engines need a precise balance of fuel, air, and timing in order to reach their true performance potential. Yamaha ttxt500 do you have any performance upgrades on. The yamaha tx500 was yamahas first foray into midsize 4stroke territory, and while initial impressions were highly favorable, the tx500 proved less than easy to live with, perhaps because it was a little too hightech for its time. In this version sold from year 1979, the dry weight is and it is equiped with a single cylinder, fourstroke motor. Your engine will be stripped, every single component will be measured and assessed for any damage or wear, you will then be given a quote with all the required parts on and total cost. One of the best, in my opinion ignition for the sr, xt and tt. Notice how this naturally aspirated engine develops approximately 86% engine load at wot. When a good port job and a megacycle 25180 cam are mated with this combination youll have a 605cc rocket without the stresses involved with high rpm builds. No matter what you are tuning the these core courses are applicable to you.
Production of the xt500 ended in 1981, so the engine was due for a thorough overhaul. The xt500 1979 usa canada parts manuals are put online for your convenience and may be accessed any time, free of. Apr 29, 2012 and, just as the bikes themselves have changed, so have the tools with which we tune them. First published in 1989 as tuning new generation engines, this bestselling book has been fully updated to include the latest developments in fourstroke engine. The head fins on the earlier tt xt500 s were not as wide as the later models. Im the engine and drivetrain design lead for my formula sae team so i have a lot of new members asking me how to learn more about engines so they can get involved with the technical parts of design. He is only to happy to take on other types however, and in recent times dave has completed many other models, from two. Here you will find information about the website founders, information on the upcoming rally, a photo gallery section of past uk meetings and international events. Theres very little in here about tuning and modifying emss. I had heard that vizards tuning the aseries engine was quite the wealth of information but having never read it myself or known someone who had read both the modify your mini and aseries engine books i was not in a big rush to buy the tuning the aseries engine.
Jul 30, 2012 for more advice and help on xt500s check out. Cam shaft tuning g4 big bore xt500 sr 500 motogadgets. Here we will explain engine tuning, from light to hard, as simply as possible. Taking apart the engine revealed that there was no wear on any of the new parts. Use features like bookmarks, note taking and highlighting while reading electronic engine tuning. Huge stocks, fast worldwide shipping directly from japan. Get the best deals on motorcycle accessories for yamaha xt500 when you. The engine runs great but sounds like a diesel and i havent had any serious problems so far. But simple does not mean easy, and thats where engine management. Yamaha xt500 1980 dual purpose usa parts lists and. Ultimately the make and model of engine you will be tuning and the software hardware you will use to tune that engine will be specific to you but the fundamentals are universally applicable.
Download it once and read it on your kindle device, pc, phones or tablets. Enter your mobile number or email address below and well send you a link to download the free kindle app. A yamaha xt500 built to blast through swedish forests. With eightyeight products listed, the carburetor u. And while engine tuning has always been considered an art by many, all engines truly need to reach their true performance potential is a balanced combination of air, fuel, and timing. Cam chain adjuster cover to fit the sr500, sr400, xt500 tt500 solid polished brass. Yamaha sr500 engine parts cafe racer vintage road racer.
Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. First published in 1989 as tuning new generation engines, this bestselling book has been fully updated to include the latest developments in fourstroke engine technology in the era of pollution controls. Built in about 30 days, all the bike needed was a tuneup, a carb rebuild, new. What i found out was that the aftermarket performance piston i put in from wiesco was notoriously chattery and sounds like your valves are loose no matter what you do. This carburetor fiche contains the largest amount of spare parts with ninetyfive listed items thirtyseven yamaha xt500 1980 dual purpose usa parts fiche schematic pages. To find regular servicing, mechanical repairs, accident repairs, mot testing, engine tuning, rolling road setup and chassis tuning in aprilia gp performance. The yamaha tx500 classic japanese motorcycles motorcycle. Designing and tuning highperformance fuel injection. Performance in motion, augustseptember 2007 if you are willing to spend the time learning the technology this will be a great book for your library. Motorcycle performance bike tuning rolling road oxfordshire. Yamaha xt500 tt500 vintage engine poster color print 53 x 74cm 5124 fits. Books by david vizard author of tuning the aseries engine. In 1976 yamaha developed the xt500 a single cylinder 500cc ohc dirt bike.
Writing engine maps for road and race cars kindle edition by greaney, cathal. Tt500, xt500 and sr500 engine difference vintage dirt. If it has new clutch plates, take the plug out for zero compression, pull the clutch lever in and kick it through a few times to get some oil between the plates. Bmw motorrad r850r r1100r oilhead 40k service maintenance repair flat boxer engine. Buying something like a yamaha xt 600 for sale in the uk as a preowned bike can also be a good way to pick up the unique design you want, or you can use the lowcost price to add more yamaha xt motorcycles to your collection. Yamaha xt 500 technical specifications ultimate specs. Motorcycle carburetors for yamaha xt500 for sale ebay. How to tune and modify motorcycle engine management systems. The yamaha xt500 1979 usa canada partslist contains one thousand two hundred twentyfive parts. The first is where a stock machine is serviced or tuned up, and the second is where an engine is highly modified or race tuned. David vizard has 52 books on goodreads with 867 ratings. The engine fitted to the yamaha tt, xt and sr500 models is of the overhead. Yamaha xt500 and tt500 worlds largest choice of replica and performance parts, genuine spare parts and supplies.
Book a sightseeing flight over the wine country or a kamikaze aerobatic flight or a biplane flight over famous sonoma raceway, the golden. Harry ricardo, who, literally, wrote the book on how internal combustion engines work, found a rod length. The ultimate tt500 flat track racing setup guide flat trackers. How to tune and modify motorcycle engine management systems addresses all of a modern motorcycle s engine control systems and tells you how to get the most out of today s bikes. Designing and tuning highperformance fuel injection systems banish, greg on. Its also been fitted with a supertrapp muffler, and a foam uni filter in place of the airbox.
Yamahas first atv model yt125 is re leased in the u. Greg banish is a mechanical engineer that works as an oem calibrator. If you type xt500 into any search engine daves name or his many web sites will be at the top of the results sheet, he has his own site selling parts and also runs the ever popular xt500 forum at. This book explains how the efi system determines engine operation and how the calibrator can change the controlling parameters to optimize actual engine performance. Easy adjust fuel mixture screw for motorcycle atv fcr carb motor air carburetor. Overall performance puts safety first whilst improving the three basics of. It is a musthave for tuners and calibrators and a valuable resource for anyone who wants to.
Hi guys and gals, i have a great looking xt500, which from what i can make out has a 1980 engine, tank and seat, but has a frame circa 1976. If you want a real efi engine tuning book get engine management advanced tuning by greg banish. So his books are written with a good foundation and lots of experience to back it up. Heres our handpicked list of parts and accessories for your yamaha xt500 with universal parts included choose another motorcycle yamaha. I was told that mert lawill was involved with building a 500 dirt tracker, and they werent having luck getting the horsepower they expected until they put a spacer under the cylinder and installed a longer rod. An early form of fuel injection is central port injection. How to design, build, modify, and tune efi and ecu systems. Genuine parts give 1977 yamaha xt500 xt500d owners the ability to repair or restore a broken down or damaged machine back to the condition it first appeared in on the showroom floor. Its chapter after chapter of what amounts to essentially just an advertising brochure for all the various manufacturers of ecus.
The engine produces a maximum peak output power of 27. Tt500, xt500 and sr500 engine difference vintage dirt bikes. May 16, 2002 modern engine tuning a graham bell on. He built several short stroke 500s in the mid1980s. Prime members enjoy free delivery and exclusive access to music, movies, tv shows, original audio series, and kindle books. These are excellent resources on the basics of ecu operation and general engine tuning operation. Tracy martin is the author of five motorbooks workshop series books, including, how to use automotive diagnostic scanners, how to diagnose and repair automotive electrical systems, motorcycle electrical systems troubleshooting and repair, how to tune and modify motorcycle engine management systems, and how to troubleshoot, repair and modify motorcycle electrical systems. Advanced tuning takes engine tuning techniques to the next level. With these xt500 1980 dual purpose usa partsfiches you have access to one thousand eightyseven spares. Datalogging of the engine sensor data during a wide open throttle run reveals the actual air consumption. Only contains the most products with eightyeight listed parts. Aug 25, 2009 if you type xt500 into any search engine daves name or his many web sites will be at the top of the results sheet, he has his own site selling parts and also runs the ever popular xt500 forum at uk. Xt500 7589st1kit tuning kit stage 1 big bore tuningkit stage 1. Motorcycle accessories for yamaha xt500 for sale ebay.