xt500 compression test|1976 : manufacturing 1) Compression test. It should have ~120+ PSI. If you don't have a compression gauge, kick it over WITHOUT using the compression release. It should be hard to kick on . Resultado da Portal - Colégio Gibran. Esqueceu sua senha? 2.24.1.7352. Atenção: Este formulário deve ser usado para criar uma nova senha de acesso ao sistema UNIMESTRE. Após preencher os dados abaixo e enviar, você receberá no seu e-mail uma nova senha provisória. Essa senha deverá ser trocada no .
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Could anyone please give me the spec's for a compression test of an XT500, in p.s.i please. 1) Compression test. It should have ~120+ PSI. If you don't have a compression gauge, kick it over WITHOUT using the compression release. It should be hard to kick on . 1976- (1979) YAMAHA XT500 XT 500 COMPRESSION TEST MOTOR AND PARTS FOR SALE ON EBAY. STEELESCYCLE1. 2.09K subscribers. After a fair amount of experimentation, we have our XT500 flat track bike handling well enough and are aiming to look at the engine over the winter. Bike undoubtedly needs top end refreshing at least. At the moment it .
xt500 / sr500 engine: 60psi will not start
compression?
I'd check you valve clearance and compression release. If your bikes starts and runs good, I'd also check for a faulty compression gauge. Plus remember to check . Have now done a compression check and it's showing around 60psi. also when the compression meter was screwed in i realised i could kick it over (although hard) without . Intelligent gearing had reduced the amount of effort needed to kick the engine over, with a compression release fitted to the left handlebar.
I took it to a track last year and spent some time going up and down a field trying to tune the carb in. Ultimately the bike was just low on power but I did a 4 lap moto on it that day .
compression test on engine that hasn't run since assembly. Despite 35 plus years of wrenching on bikes, I confess to not having owned a compression tester until this year, . The dirt bike comes to life – thanks to an air-cooled, 4-stroke SOHC engine with an 87 × 84 millimeters (3.42 × 3.31 inches) bore-stroke ratio, 9.0:1 compression ratio, and 2 . The International Home of The Yamaha XT500 TT500 & HL500 For Riders, Restorers Racers and Customisers. FORUMS. DISCUSSIONS. MESSAGES. . I got some crazy compression! It feels like the decomp is not working. . I went back downstairs and took the sparkplug out for a last test. Engine spins like usual without the plug. Nothing has been done .
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1977 Yamaha XT500 Enduro. Owner: Mike Harper, Atascadero, California. . It had an 8.7:1 compression ratio, to Yamaha’s 9:1 ratio. Yamaha had a 32mm Mikuni, my Matchless had a 1-3/8 in. (35mm . steelescycles ebay contact [email protected] or call us at 303-781-5339 or toll free at 1 888 781 5339 The stock TT500 has the same 9:1 compression ratio as the XT500. I'd check you valve clearance and compression release. If your bikes starts and runs good, I'd also check for a faulty compression gauge. Plus remember to check compression with the throttle wide open. The XT500 engine makes some mechanical noise normally. So I’ve had this XT500 for a while now and it’s getting frustrating. The person we got it from said it was smoking a little, and had low compression so before we did anything with it, we replaced the rings, honed the cylinder and replaced the head gasket, I think that’s it, that was a long time ago. That fixed the low compression and smoking.
My 1977 XT500 has been running like a top for several years. Its got 13,000 miles on it but well maintained. One kick bike. Today I had a hell of a ti . A very simple compression test is if you need the decompression lever to move past top dead centre on the firing stroke then you probably have sufficient compression.
The XT500 models mounting Yamaha’s first single-cylinder 4-stroke engine made its domestic debut at the 21st Tokyo Motor show in 1975. In one sense, this was the latest in a series of trail (off . 1. The actuator barely touches, best way to test if it's working is to get it on compression and pull the lever to see if it releases the compression. 2. The decompression is used to turn the motor just past the compression stroke TDC before kicking and should not be used when starting the bike.The Yamaha XT500 is a twin-valve single-cylinder enduro-adventure motorcycle made by Yamaha from 1975 until 1989. It shares its power plant with the street version SR500 and its off-road brother, the Yamaha TT500. All parts such as the transmission and chassis were produced in Japan.. The first XT 500 was shown at the US dealer convention in September 1975, and in .
Traxter 500 compression test. Jump to Latest 7K views 6 replies 2 participants last post by Squadron Mar 3, 2020. S. Squadron Discussion starter 8 posts Top end rebuild 1976 XT500. HighMileage. 20 2. Kickback. HighMileage. 20 2. Post Jul 31, 2022 #1 2022-07-31T02:09+00:00. . then kick her over hard maybe 10 times or so and try your compression test again. Whilst that plug is out you could even check for a spark, stranger things have happened. I would expect compression to have increased quite . Hi thanks for adding me I'm looking for some help with my xt 500 I've just put new rings in and valves.and there's no compression I can kick it with m
compression test on engine that hasn't run since assembly
I recorded as a sequence of photos the steps needed to carry out a compression test on the XT600Z. My model is a 3AJ, but I assume that this process is universal across all bike models. . ↳ The XT500/550 Forum; ↳ The TT Forums; ↳ The TT600 Forum; ↳ The TT500 Forum; ↳ The TT350 Forum; ↳ Restorations & Rebuilds; ↳ The Workshop;
Pretty basic test. Don't judge a single by its compression. I recently retied as a mechanic after 42 years and have seen single cylinder Briggs & Stratton side valve (flat heads) run on compression so low, it hardly registered on my tester. It takes 3 things for an engine to run: Compression, spark (at the right time) and fuel/air.
XT500 compression testing spec's? « on: July 23, 2009, 06:35:48 pm » Could anyone please give me the spec's for a compression test of an XT500, in p.s.i please.
XT500. This is how to set the XT500 ignition correctly . an optical test is possible: the ignition spark on the removed spark plug must be significantly weaker when the condenser is removed than with the condenser connected. C. Check contacts: . Depending on the condition of the machine (compression, oil consumption, carburettor setting . First thing I noticed was a bit of fuel had leaked from somewhere unknown. I had just filled up before I parked it, so I thought maybe I just overfilled a little. Then my compression release wasn't working. I managed to get it to TDC without it (compression has always been low, a problem I've been planning to fix this winter,) and it cranked up. Compression Test. Jump to Latest 7K views 4 replies 5 participants last post by newguy2005 May 16, 2015. Speedboosted Discussion starter 343 posts
1) Compression test. It should have ~120+ PSI. If you don't have a compression gauge, kick it over WITHOUT using the compression release. It should be hard to kick on compression stroke. If its hard to kick, you're OK. If it doesn't seem to have compression, check the adjustment of you compression release cable.A massive 23-inch front wheel and 260mm of ground clearance allowed it to overcome many nasty obstacles on the trail. The four-valve per cylinder configuration and dual vibration counterbalancers helped to smooth power delivery from the single-cylinder powerplant. An automatic compression release made this big one-lunger easier to kick over.
I had a rebored engine with a higher compression that had more than normal . Yamaha XT500 TT500 Forum. Login; Join; HOME. Yamaha XT500 TT500 Forum. The International Home of The Yamaha XT500 TT500 & HL500 For Riders, Restorers Racers and Customisers. . You would need to do a dry compression test and then wet compare the .
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brought an 1977 xt500 with an sr500 engine from ebay, took 20mins to start, drove 40miles home, could not start it again, brought new mikuni carb, still no joy.. Have now done a compression check and it's showing around 60psi. also when the compression meter was screwed in i realised i could kick it over (although hard) without the compression release - . Wont run, when jump started it kicks, backfires and wont run. when kicking, sometimes it stops at tdc on compression strok as it should, sometimes it doesnt! . try a new spark plug,make sure the carb is clean and test for a good spark.would not hurt to check points and ign timing . 77 XT500, intermittent compression Theme . Light Mode .
The International Home of The Yamaha XT500 TT500 & HL500 For Riders, Restorers Racers and Customisers . I must say if the compression were better I don't think I would be able to kick thru the comp. stroke as it takes Everything I've got just to check it now. . Readings can be wrong or Tryed takeing a test before start of my motor I was .
I've had a really hard time finding "healthy" compression test numbers for this car. I just bought a 2007 GT500 w/ 86k on the ticker. I also have a 08 GT, and while the GT500 feels undoubtedly faster, I guess I was expecting a little more out of 50% more hp. Given that and the fact it's a higher mileage GT500, I recently ran a compression test. The International Home of The Yamaha XT500 TT500 & HL500 For Riders, Restorers Racers and Customisers. . but was just too weak against compression sometimes and required 'fanning' of the de-comp lever. So the cam was modified to allow for auto decompression. On first test, that would not disengage. Making the flyweight heavier .Hi all, I picked up a '78 XT500 a few months ago intending it to be my mode of transportation for the summer. It's got a Mikuni VM38 on it, and when I. . On the smoking, I would do a compression test. If the bike has low compression it will make tuning a big carb even harder.
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xt500 compression test|1976