Yamaha szr 660 engine tuning bookshelf

Yamaha ybr 125 is still on the top of popularity 20150327 02. Four stroke, single cylinder, sohc, 5 valves per cylinder. As an example of what a reputable shop did, i relate no pics online just now this. Yamaha yzf 600 szr 660 yp 250 1994 1999 engine gen. Longer engine life the jet kit is a performance upgrade that allows the engine to run cooler. Also a good engine tuning always mean to make sure the customer gets exact the engine for his her needs. Bore x stroke 100 x 84mm displacement 659cc compression ratio 9.

But there can be no thought at all about being street legal. Getting aftermarket carbs has been a problem in the past because of the different bore size of each carb. Here you can watch the trials and tribulations experienced by the team when they took gordon mike spike edwards ebay project to race at. Simple, robust, and tuning options are available from our flat track friends. The trellis frame is a nod to ducati and the bikes 270 degree crank gives the motor the feel of a. Motorcycle tyres for my yamaha szr660 motorcycle protyre. Aftermarket pitons are available in 102mm 2mm oversize 686cc and 105mm 5mm oversize, but the 5mm pistons require machining to the crankcase and can only be fitted or so i am told if teh crank is stroked as well. Yamaha trx850 19962000 the trx850 is an 850cc japanese parallel twin that thinks its italian. Xtz6609196 st2kit tuning kit stage 2 big bore tuningkit stage 2. In this version sold from year 1996, the dry weight is 159. Yamaha raptor cc super quad suzuki gsxr cc engine 6 speed manual 2 people carrier 1700 miles only powder coated frame polished. The cylinder will be bored for 102 mm, deburred and honed. Most of the components of the szr were similar to the current generation model while it came with silver finish on most of the parts instead of the black on the szrr.

View and download yamaha szr 660 service manual online. That engine only exists in the form of the raptor 660 atv, which comes complete with reverse. May 01, 2000 as an allup proposition, the szr is a good thing. Aug 27, 2010 yamaha trx850 19962000 the trx850 is an 850cc japanese parallel twin that thinks its italian. This entry was posted in yamaha and tagged 1995 yamaha szr 660, 1995 yamaha szr660, yamaha szr660 factory manual, yamaha szr660 fsm, yamaha szr660 maintenance, yamaha szr660 manual download, yamaha szr660 owners manual, yamaha szr660 repair manual, yamaha szr660 service manual, yamaha szr660 workshop manual on february 18, 20 by. Yamaha szr 660 specs 1996, 1997, 1998, 1999, 2000, 2001. The yamaha szr 660 is a 4 stroke, allround bike with a liquid cooled 659. Find one thousand one hundred four parts within these schematic pages we have fiftytwo specific parts lists available for this model. Sorry to disagree cat, but the cylinder liner on the 660 engine is a cast iron one. Jun 16, 2011 i have an xt660 supertenere but it is running an szr engine,last week finished work startd the bike it ran for about 2 seconds and then stopped and wouldnt start again,got a new plug for it no change,changed the coil over no changed,getting a good spark took air box out sprayed easy start into the carb bike fired, have a remote fuel tank feeding the carb directly there is fuel in the bowl. Hello i just signed up to the forum after reading some of the comments on velociraptors porting work with the yamaha 660 head. Or the tacky stickon black panels under the handlebars in the fairing. The engine of the 660 xt is not made to give you very high power in highest revs. Yamaha szr660 is a sport bike with a 659 cc singlecylinder engine, produced by from 1996 to 2001.

Yamaha szr660xtz660 tmrs3438mm carburettors allens. Yamaha szr660 szr 660 6 sigma custom mods carburetor carb. Inclusive the installation of a new bigbore sleeve, boring and honing. Yamaha szr660 wikipedia yamaha szr 660 engine and transmission.

A community for owners and riders or mz motorcycles, scooters, and atvs. Nov 08, 2012 rebuilt carbs with new seals and float valve, kawasaki z exhaust fitted for the beautiful sound it produces. It shares its engine with yamahas xtz660 tenere line of dualpurpose onoffroad motorcycles, but employs this engine within a supermono package. Yamaha szr660 1997 4su3 europe 274su300e1 parts lists and. The strengths of this engine are the lower and the middle rev range. Yamaha szr660 trc is primarily funded by ad revenue. However, whacked into the szrs sports chassis that could handle at least twice the power you had something that was never going to plough a furrow through the tarmac and instead led to terminable frustration. It was built in italy by the italian yamaha importer belgarda. The engine is understressed, can easily be tuned, and racing ones in europe are reportedly putting out a believable 80bhp.

Bimota bb1 vs yamaha szr 660 mark, your arse is on fire. Maintenance of this bike is very low as compare to same 150cc segment. It has been found that the szr frame is actually wider between the frame rails though. However, whacked into the szr s sports chassis that could handle at least twice the power you had something that was never going to plough a furrow through the tarmac and instead led to terminable frustration. We stared at the plastic melting onto the exhausts. Yamaha szr660 for sale in uk 51 used yamaha szr660. The stage 1 kit is intended for motorcycles atvs with a stock engine using the stock airbox, air filter and stock pipe. It doesnt matter what gear you are in, as long as you are above 2,500 rpm the motor will pull and pull all the way to the redline at 7,000. Buying yamaha ybr 125, an unexperienced rider gets everything he needs and doesnt put his life in danger for more power you need some relevant experience accordingly. You might see the odd one playing the supermono card at track days thanks to its excellent handling but the bike was and is a rare sight on uk shores. View our full range of yamaha szr660 motorcycles online at.

It doesn matter if you only want to get a bit more torque or if you want to have a complete overhauled engine we are always the right contact for your plan. We were negotiating a roundabout when i noticed smoke wafting from the back of the supermono. Although the five valve yamaha engine is a great power unit with many applications, the standard carbs can give rise to serious limitations on a modified machine. It came with the older 153cc, single cylinder engine producing 12 bhp and 12. Yamaha szr 660 belgarda, shortened rear end, rizoma led indicators, powerbronze windscreen. We have 1 yamaha szr 660 manual available for free pdf download. Yamaha yzf 600 szr 660 yp 250 1994 1999 engine generator stator ignition coil. Yamaha tend to tune their big singles for torque rather than horsepower, and the szr has a very strong midrange as a result. My race engine had between 75 and 80hp at the rear wheel.

Yamaha szr 660 manuals manuals and user guides for yamaha szr 660. Cylinder head milling the valve seats inclusive radius valve seat cutting. Also a perfect setting of the injection and ignition maps is the key for a good, healthy and long lasting engine. Yamaha szr 660 1995 spareparts schematic parts list. Enter your email address to receive alerts when we have new listings available for yamaha 660 for sale. For best result detach the choke cable from left handle swit. Brand new yamaha szr660 banana arm, during busier times of year christmas, bank holidays etc please allow extra time for delivery from york. Yamaha szr 660 technical specifications ultimate specs. The yamaha szr 660 model is a allround bike manufactured by yamaha. Get the latest specifications for yamaha szr 660 1996 motorcycle from. Find great deals on ebay for yamaha szr660 and cafe racer. Yes the yamaha szr660 has a beam frame very similar to a tzr 250 two stroke twin. Most viewed ranked 53 of 71 model in yamaha 401cc750cc.

It shares engine with yamahas xt660 line of dualpurpose onoff road motorcycles, but employs this engine within a supermono package. Price including a special valve spring kit for the camshaft stage 2 or 3. Complete kit with allen seals for the engine in oem quality, din and iso checked. Yamaha szr660 written back in early 2001 engine 4 stroke, sohc liquid cooled 5 valve single. This entry was posted in yamaha and tagged 1995 yamaha szr 660, 1995 yamaha szr660, yamaha szr660 factory manual, yamaha szr660 fsm, yamaha szr660 maintenance, yamaha szr660 manual download, yamaha szr660 owners manual, yamaha szr660 repair manual, yamaha szr660 service manual, yamaha szr660 workshop manual on february 18, 20 by admin. Pictures, trademarks and logos of third parties are the exclusive property of the respective owners.

I never pay much heed to absolute dyno numbers only the change after performing the work, obviously using the same dyno for before and after. Although the engine puts out a measly 47bhp, the bikes light weight combined with the torque of a big single means instant power on tap. Buy yamaha szr660 szr 660 6 sigma custom mods carburetor carb stage 17 jet kit. In case there are some tricks you guys have that the mz. Assen european supermono championship yamaha szr gordon. I do not believe for one second my personal experience claims for 65 and more street legal hp, let alone 75 and more, in a bike registered in continental europe and especially not in germany. What a great 1st bike or commuter all our used bikes undergo a 21point check, are serviced to manufacturers s year 2016. I bought the bike from south west motor cycle wreckers in sydney. Yamaha szr 660 1996 carburetor parts manual, oem motorcycle genuine spareparts easy ordering and worldwide shipping. The motor was the 660cc mill from the trusty tenere, a machine where 40 orso horsepower is fine for such a pseudotrailie.

In addition to general parts, you can check out replacement parts to repair your szr660. However, the tt600, xt600, and 500 versions of yamaha. It makes no sense to build up a supermoto engine for a crosscountry bike. Yamaha szr660 banana arm, hybrid yamaha szr660 swinging arm. Feb 25, 2006 yamaha tend to tune their big singles for torque rather than horsepower, and the szr has a very strong midrange as a result. Szr660 thread belgarda alloy frame bike with xt motor. I restored a 1954 velocette mac 350 a few years ago and enjoyed the process. Yamaha szr 660 belgarda with bsm vampire exhaust youtube. It shares engine with yamahas xtz660 tenere line of dualpurpose onoff road motorcycles, but employs this engine within a supermono package. Mzmuz riders view topic yamaha 660 what mods can be done. Follow this tutorial to get best performance out of ur bike and also to get the maximum mileage.

The szr660 is a 659cc single cylinder sports bike, which shares its engine with the xt660. Those of you who ride big trailies will know what i mean. This led to the desire to do the same with a more modern, roadgoing single. Delivery including the suitable piston rings, wrist pins and wire locks. The lethargic engine and eccentric styling meant the szr flopped at the showroom and it was dropped from the range after a brief two year run. This engine then gets the power to the rear wheel with a chain driven transmission. Simply scroll down to find out every yamaha szr660 spare. Huge stocks, fast worldwide shipping directly from japan.